Survey on representation of calendar dates

Survey documents

Collated Results

This survey collects information from Industrial Property Offices (IPOs) on variations in the representation of calendar dates based on the Gregorian calendar.

Purpose: provide information on IPO practices for consideration by the CWS
Conducted: August to September 2022
Survey approved: ninth session of the CWS

Notes

This data is presented as provided by the respondent. If you have questions about a particular respondent's data, please contact that Office for more information.
Empty table cells mean that the respondent did not answer that part of the question. Likewise, a respondent with no entry on a particular question means they did not answer that question.

Survey Contents

Click an item to jump to the responses.

Survey respondents
1. How does your office order calendar date components in published documents when using dates consisting only of numbers? Select all that apply.
2. How does your office separate date components in published documents? Select all that apply.
3. Are leading zeroes omitted from any date components? Consider the date September 1, 1997. Select all that apply.
4. Does your office ever spell out the names of months in published dates? Select all that apply.
5. If your office spells out months, which languages do you use for month names? Select all that apply. If a language has multiple variations of month names, indicate in the comments which variation your office uses.
6. Please select all the date formats used by your office below. If multiple formats or separators are selected, indicate what types of documents or data use each one.
7. In your IT systems, what format(s) are dates for IP documents and data stored in? Please select all formats used by your various IT systems for dates related to IP documents and data.
8. What is the maximum year your systems are capable of storing? If your systems use multiple digital date storage formats, select all that apply.
9. Are there any other considerations that users should be aware of with dates in your published documents? If so, please provide an explanation and examples.
10. Optional - If you wish to provide any file attachments with examples from your other answers (such as question 11), please do so here.

Survey respondents

Respondent by ST.3 code	Office or Organization Name (if provided)
AT Austria
AU Australia	IP Australia
BF Burkina Faso	National Industrial Property Center
BH Bahrain	Directorate of Foreign Trade and Industrial Property
CA Canada	Canadian Intellectual Property Office
CL Chile	National Industrial Property Institute
CN China	China National Intellectual Property Administration
CO Colombia	National Copyright Directorate
CO Colombia	Supervisory Authority for Industry and Trade
CU Cuba	Cuban Industrial Property Office
DK Denmark	DKPTO
EA Eurasian Patent Organization (EAPO)	Eurasian Patent Office
EE Estonia	The Estonian Patent Office
EM European Union Intellectual Property Office (EUIPO)	EUIPO
EP European Patent Office (EPO)	European Patent Office
ES Spain	Spanish Patent and Trademark Office (SPTO)
FI Finland	FINNISH PATENT AND REGISTRATION OFFICE
FR France	National Industrial Property Institute (INPI)
GB United Kingdom	UK Intellectual Property Office
HK Hong Kong, China	Intellectual Property Department of Hong Kong Special Administrative Region
HR Croatia	State Intellectual Property Office of the Republic of Croatia
HU Hungary	Hungarian Intellectual Property Office
JP Japan	Japan Patent Office
KZ Kazakhstan	NATIONAL INSTITUTE OF INTELLECTUAL PROPERTY
LT Lithuania	State Patent Bureau of the Republic of Lithuania
LV Latvia	Patent Office of the Republic of Latvia
MX Mexico	Mexican Industrial Property Institute (IMPI)
NO Norway	Norwegian Industrial Property Office
NZ New Zealand	Intellectual Property Office of New Zealand
PH Philippines	Intellectual Property Office of the Philippines
PL Poland	the Patent Office of the Republic of Poland
PT Portugal	Portuguese Institute of Industrial Property
RU Russian Federation	Rospatent
SE Sweden	Swedish Intellectual Property Office (PRV)
SI Slovenia	Slovenian Intellectual Property Office
SK Slovakia	Industrial Property Office of the Slovak Republic
UA Ukraine	State Enterprise "Ukrainian Intellectual Property Institute" (Ukrpatent)
US United States of America	United States Patent and Trademark Office

1. How does your office order calendar date components in published documents when using dates consisting only of numbers? Select all that apply.

Respondent by ST.3 code	Response	Comments
AT Austria
AU Australia IP Australia	Year first, such as 1997.09.01 (CCYY.MM.DD) Day first, such as 01.09.1997 (DD.MM.CCYY)
BF Burkina Faso National Industrial Property Center	Day first, such as 01.09.1997 (DD.MM.CCYY) Our office does not use dates consisting only of numbers
BH Bahrain Directorate of Foreign Trade and Industrial Property	Day first, such as 01.09.1997 (DD.MM.CCYY)
CA Canada Canadian Intellectual Property Office	Year first, such as 1997.09.01 (CCYY.MM.DD) Day first, such as 01.09.1997 (DD.MM.CCYY)	Trademarks: A Industrial Design: A Patent: A and B
CL Chile National Industrial Property Institute	Day first, such as 01.09.1997 (DD.MM.CCYY)
CN China China National Intellectual Property Administration	Year first, such as 1997.09.01 (CCYY.MM.DD)
CO Colombia National Copyright Directorate	Day first, such as 01.09.1997 (DD.MM.CCYY)
CO Colombia Supervisory Authority for Industry and Trade	Other format (specify in comments)	DD name of month in letters YYCC
CU Cuba Cuban Industrial Property Office	Year first, such as 1997.09.01 (CCYY.MM.DD) Day first, such as 01.09.1997 (DD.MM.CCYY)	In publications under the patent modality, the format (YYCC.MM.DD) is used, and in publications under the mark modality, this other format (DD.MM.YYCC) is used. In September, the Office will make the necessary adjustments for all publications to have a single format, which will be (YYCC.MM.DD).
DK Denmark DKPTO	Year first, such as 1997.09.01 (CCYY.MM.DD)
EA Eurasian Patent Organization (EAPO) Eurasian Patent Office	Year first, such as 1997.09.01 (CCYY.MM.DD)
EE Estonia The Estonian Patent Office	Day first, such as 01.09.1997 (DD.MM.CCYY)
EM European Union Intellectual Property Office (EUIPO) EUIPO	Day first, such as 01.09.1997 (DD.MM.CCYY)
EP European Patent Office (EPO) European Patent Office	Day first, such as 01.09.1997 (DD.MM.CCYY)	Since 1996 DD.MM.CCYY has been the date format on published patent documents. On previously published patent documents the format DD.MM.YY was used
ES Spain Spanish Patent and Trademark Office (SPTO)	Year first, such as 1997.09.01 (CCYY.MM.DD) Day first, such as 01.09.1997 (DD.MM.CCYY)
FI Finland FINNISH PATENT AND REGISTRATION OFFICE	Day first, such as 01.09.1997 (DD.MM.CCYY)
FR France National Industrial Property Institute (INPI)	Day first, such as 01.09.1997 (DD.MM.CCYY)
GB United Kingdom UK Intellectual Property Office	Day first, such as 01.09.1997 (DD.MM.CCYY)	Only used fot Patent publication documents
HK Hong Kong, China Intellectual Property Department of Hong Kong Special Administrative Region	Day first, such as 01.09.1997 (DD.MM.CCYY)
HR Croatia State Intellectual Property Office of the Republic of Croatia	Day first, such as 01.09.1997 (DD.MM.CCYY)	or D.M.CCYY or (dot at the end) such as DD.MM.CCYY. and D.M.CCYY.
HU Hungary Hungarian Intellectual Property Office	Year first, such as 1997.09.01 (CCYY.MM.DD)
JP Japan Japan Patent Office	Year first, such as 1997.09.01 (CCYY.MM.DD)
KZ Kazakhstan NATIONAL INSTITUTE OF INTELLECTUAL PROPERTY	Day first, such as 01.09.1997 (DD.MM.CCYY)
LT Lithuania State Patent Bureau of the Republic of Lithuania	Year first, such as 1997.09.01 (CCYY.MM.DD)
LV Latvia Patent Office of the Republic of Latvia	Day first, such as 01.09.1997 (DD.MM.CCYY)
MX Mexico Mexican Industrial Property Institute (IMPI)	Day first, such as 01.09.1997 (DD.MM.CCYY)
NO Norway Norwegian Industrial Property Office	Year first, such as 1997.09.01 (CCYY.MM.DD)	The ISO standard CCYY-MM-DD may be used in correspondences.
NZ New Zealand Intellectual Property Office of New Zealand	Year first, such as 1997.09.01 (CCYY.MM.DD) Day first, such as 01.09.1997 (DD.MM.CCYY)
PH Philippines Intellectual Property Office of the Philippines	Day first, such as 01.09.1997 (DD.MM.CCYY)	For the Philippines, the standard regional format is: (m)m/(d)d/CCyy When using IPAS, we are forced to use: dd.mm.yyyy since this is the only format supported by IPAS for display.
PL Poland the Patent Office of the Republic of Poland	Year first, such as 1997.09.01 (CCYY.MM.DD) Day first, such as 01.09.1997 (DD.MM.CCYY)
PT Portugal Portuguese Institute of Industrial Property	Year first, such as 1997.09.01 (CCYY.MM.DD)
RU Russian Federation Rospatent	Day first, such as 01.09.1997 (DD.MM.CCYY)
SE Sweden Swedish Intellectual Property Office (PRV)	Year first, such as 1997.09.01 (CCYY.MM.DD)
SI Slovenia Slovenian Intellectual Property Office	Day first, such as 01.09.1997 (DD.MM.CCYY)
SK Slovakia Industrial Property Office of the Slovak Republic	Day first, such as 01.09.1997 (DD.MM.CCYY)
UA Ukraine State Enterprise "Ukrainian Intellectual Property Institute" (Ukrpatent)	Day first, such as 01.09.1997 (DD.MM.CCYY)
US United States of America United States Patent and Trademark Office	Other format (specify in comments)	For Patent and Trademark XML data, ST.36 format, CCYYMMDD For Patent Tiff Image data, ST.33, the format is: 3 letter month abbreviation and 1 or 2 digit day, 4 digit year. For example: Jul. 7, 2022 or May 21, 2019

2. How does your office separate date components in published documents? Select all that apply.

Respondent by ST.3 code	Response	Comments
AT Austria
AU Australia IP Australia	dot, as in CCYY.MM.DD dash, as in CCYY/MM/DD other separator (specify in comments)	Hyphen (dash)
BF Burkina Faso National Industrial Property Center	other separator (specify in comments)	DD [month] CCYY
BH Bahrain Directorate of Foreign Trade and Industrial Property	dot, as in CCYY.MM.DD
CA Canada Canadian Intellectual Property Office	dot, as in CCYY.MM.DD dash, as in CCYY/MM/DD comma, as in DD [month], CCYY other separator (specify in comments)	Trademarks: B and Other (slash) Industrial Design: B and Other (slash) Patent: A, B and Other (slash)
CL Chile National Industrial Property Institute	dash, as in CCYY/MM/DD
CN China China National Intellectual Property Administration	dot, as in CCYY.MM.DD
CO Colombia National Copyright Directorate	space, as in CCYY MM DD
CO Colombia Supervisory Authority for Industry and Trade	other separator (specify in comments)	No separator used
CU Cuba Cuban Industrial Property Office	dot, as in CCYY.MM.DD dash, as in CCYY/MM/DD	In publications under the patent modality, the format (YYCC.MM.DD) is used, and in publications under the mark modality, slashes (DD.MM.YYCC) are used. In September, the Office will make the necessary adjustments for all publications to have a single format, which will be (YYCC.MM.DD), separated by full stops.
DK Denmark DKPTO	dot, as in CCYY.MM.DD
EA Eurasian Patent Organization (EAPO) Eurasian Patent Office	dot, as in CCYY.MM.DD
EE Estonia The Estonian Patent Office	dot, as in CCYY.MM.DD
EM European Union Intellectual Property Office (EUIPO) EUIPO	dash, as in CCYY/MM/DD other separator (specify in comments)	CCYY-MM-DD
EP European Patent Office (EPO) European Patent Office	dot, as in CCYY.MM.DD
ES Spain Spanish Patent and Trademark Office (SPTO)	dot, as in CCYY.MM.DD dash, as in CCYY/MM/DD other separator (specify in comments)	Dashes are also used in Volumes 1 (marks and distinctive signs) and 3 (industrial designs) of the Official Industrial Property Bulletin (BOPI), and in the "Mark Locator" database
FI Finland FINNISH PATENT AND REGISTRATION OFFICE	other separator (specify in comments)	DD.MM.CCYY
FR France National Industrial Property Institute (INPI)	dot, as in CCYY.MM.DD dash, as in CCYY/MM/DD
GB United Kingdom UK Intellectual Property Office	dot, as in CCYY.MM.DD space, as in CCYY MM DD
HK Hong Kong, China Intellectual Property Department of Hong Kong Special Administrative Region	dot, as in CCYY.MM.DD other separator (specify in comments)	DD-MM-CCYY
HR Croatia State Intellectual Property Office of the Republic of Croatia	dot, as in CCYY.MM.DD other separator (specify in comments)	Dash as in DD-MM-CCYY Slash as in DD/MM/CCYY (for decisions on TM IR sent to WIPO)
HU Hungary Hungarian Intellectual Property Office	dot, as in CCYY.MM.DD
JP Japan Japan Patent Office	dot, as in CCYY.MM.DD
KZ Kazakhstan NATIONAL INSTITUTE OF INTELLECTUAL PROPERTY	dot, as in CCYY.MM.DD
LT Lithuania State Patent Bureau of the Republic of Lithuania		horizontal dash (-)
LV Latvia Patent Office of the Republic of Latvia	dot, as in CCYY.MM.DD	The Patent Office of the Republic of Latvia (LPO) uses the following format: DD.MM.CCYY
MX Mexico Mexican Industrial Property Institute (IMPI)	dash, as in CCYY/MM/DD
NO Norway Norwegian Industrial Property Office	dot, as in CCYY.MM.DD
NZ New Zealand Intellectual Property Office of New Zealand	space, as in CCYY MM DD other separator (specify in comments)	In our API responses we use CCYY-MM-DD
PH Philippines Intellectual Property Office of the Philippines	dot, as in CCYY.MM.DD dash, as in CCYY/MM/DD comma, as in DD [month], CCYY
PL Poland the Patent Office of the Republic of Poland	dot, as in CCYY.MM.DD space, as in CCYY MM DD
PT Portugal Portuguese Institute of Industrial Property	dot, as in CCYY.MM.DD
RU Russian Federation Rospatent	dot, as in CCYY.MM.DD
SE Sweden Swedish Intellectual Property Office (PRV)	other separator (specify in comments)	Hyphen: CCYY-MM-DD (There seems to be an error in the "dash" alternative in the questionnaire, which shows a slash!)
SI Slovenia Slovenian Intellectual Property Office	dot, as in CCYY.MM.DD
SK Slovakia Industrial Property Office of the Slovak Republic	dot, as in CCYY.MM.DD
UA Ukraine State Enterprise "Ukrainian Intellectual Property Institute" (Ukrpatent)	dot, as in CCYY.MM.DD
US United States of America United States Patent and Trademark Office	other separator (specify in comments)	See Question #1 above.

3. Are leading zeroes omitted from any date components? Consider the date September 1, 1997. Select all that apply.

Respondent by ST.3 code	Response	Comments
AT Austria
AU Australia IP Australia	Leading zeroes omitted for day DD, such as 1997.09.1
BF Burkina Faso National Industrial Property Center	No omissions, leading zeroes are always included in the date, such as 1997.09.01
BH Bahrain Directorate of Foreign Trade and Industrial Property	Leading zeroes omitted for month MM, such as 1997.9.01 Leading zeroes omitted for both day DD and month MM, such as 1997.9.1 No omissions, leading zeroes are always included in the date, such as 1997.09.01
CA Canada Canadian Intellectual Property Office	Leading zeroes omitted for day DD, such as 1997.09.1 No omissions, leading zeroes are always included in the date, such as 1997.09.01	Trademarks: D Industrial Design: D Patent: A
CL Chile National Industrial Property Institute	No omissions, leading zeroes are always included in the date, such as 1997.09.01
CN China China National Intellectual Property Administration	No omissions, leading zeroes are always included in the date, such as 1997.09.01
CO Colombia National Copyright Directorate	Leading zeroes omitted for day DD, such as 1997.09.1 Leading zeroes omitted for both day DD and month MM, such as 1997.9.1
CO Colombia Supervisory Authority for Industry and Trade	No omissions, leading zeroes are always included in the date, such as 1997.09.01
CU Cuba Cuban Industrial Property Office	No omissions, leading zeroes are always included in the date, such as 1997.09.01
DK Denmark DKPTO	No omissions, leading zeroes are always included in the date, such as 1997.09.01
EA Eurasian Patent Organization (EAPO) Eurasian Patent Office	No omissions, leading zeroes are always included in the date, such as 1997.09.01
EE Estonia The Estonian Patent Office	No omissions, leading zeroes are always included in the date, such as 1997.09.01
EM European Union Intellectual Property Office (EUIPO) EUIPO	Leading zeroes omitted for day DD, such as 1997.09.1 Leading zeroes omitted for month MM, such as 1997.9.01 Leading zeroes omitted for both day DD and month MM, such as 1997.9.1
EP European Patent Office (EPO) European Patent Office	No omissions, leading zeroes are always included in the date, such as 1997.09.01
ES Spain Spanish Patent and Trademark Office (SPTO)	No omissions, leading zeroes are always included in the date, such as 1997.09.01
FI Finland FINNISH PATENT AND REGISTRATION OFFICE	No omissions, leading zeroes are always included in the date, such as 1997.09.01	All our modern services use leading zeros (i.e. no omissions). However, we still have a legacy patent information/register service, which omits all leading day and month zeros. We expect to renounce the legacy service by the end of 2022.
FR France National Industrial Property Institute (INPI)	No omissions, leading zeroes are always included in the date, such as 1997.09.01
GB United Kingdom UK Intellectual Property Office	Leading zeroes omitted for both day DD and month MM, such as 1997.9.1	On the Designs Journal & Designs Case Enquiry Service
HK Hong Kong, China Intellectual Property Department of Hong Kong Special Administrative Region	No omissions, leading zeroes are always included in the date, such as 1997.09.01
HR Croatia State Intellectual Property Office of the Republic of Croatia	Leading zeroes omitted for both day DD and month MM, such as 1997.9.1 No omissions, leading zeroes are always included in the date, such as 1997.09.01	- depends on type of IP document - leading zeros omitted for day in date format where full month name is used!
HU Hungary Hungarian Intellectual Property Office	No omissions, leading zeroes are always included in the date, such as 1997.09.01
JP Japan Japan Patent Office	Leading zeroes omitted for both day DD and month MM, such as 1997.9.1
KZ Kazakhstan NATIONAL INSTITUTE OF INTELLECTUAL PROPERTY	No omissions, leading zeroes are always included in the date, such as 1997.09.01
LT Lithuania State Patent Bureau of the Republic of Lithuania	No omissions, leading zeroes are always included in the date, such as 1997.09.01
LV Latvia Patent Office of the Republic of Latvia	No omissions, leading zeroes are always included in the date, such as 1997.09.01	LPO uses the following format: DD.MM.CCYY with no omissions.
MX Mexico Mexican Industrial Property Institute (IMPI)	Leading zeroes omitted for day DD, such as 1997.09.1 No omissions, leading zeroes are always included in the date, such as 1997.09.01	In some cases, zeros are omitted in trademark titles, for example, and used in other cases, such as in the IMPI Gazette for publishing marks and positions.
NO Norway Norwegian Industrial Property Office	No omissions, leading zeroes are always included in the date, such as 1997.09.01
NZ New Zealand Intellectual Property Office of New Zealand	Leading zeroes omitted for day DD, such as 1997.09.1 No omissions, leading zeroes are always included in the date, such as 1997.09.01	Our online database does not omit leading 0's from dates. Letters that we write in relation to IP cases do omit them the calendar date, months in said letters are written in full words
PH Philippines Intellectual Property Office of the Philippines	Leading zeroes omitted for day DD, such as 1997.09.1 Leading zeroes omitted for month MM, such as 1997.9.01 Leading zeroes omitted for both day DD and month MM, such as 1997.9.1
PL Poland the Patent Office of the Republic of Poland	No omissions, leading zeroes are always included in the date, such as 1997.09.01
PT Portugal Portuguese Institute of Industrial Property	No omissions, leading zeroes are always included in the date, such as 1997.09.01
RU Russian Federation Rospatent	No omissions, leading zeroes are always included in the date, such as 1997.09.01
SE Sweden Swedish Intellectual Property Office (PRV)	No omissions, leading zeroes are always included in the date, such as 1997.09.01
SI Slovenia Slovenian Intellectual Property Office	No omissions, leading zeroes are always included in the date, such as 1997.09.01
SK Slovakia Industrial Property Office of the Slovak Republic	Leading zeroes omitted for month MM, such as 1997.9.01 No omissions, leading zeroes are always included in the date, such as 1997.09.01
UA Ukraine State Enterprise "Ukrainian Intellectual Property Institute" (Ukrpatent)	No omissions, leading zeroes are always included in the date, such as 1997.09.01
US United States of America United States Patent and Trademark Office		For Patent Tiff image data, the leading zeros are omitted for the day. For example: Jul. 7, 2022

4. Does your office ever spell out the names of months in published dates? Select all that apply.

Respondent by ST.3 code	Response	Comments
AT Austria
AU Australia IP Australia	Yes, we use full month names such as September 1, 1997 Yes, we use abbreviated month names such as Sept 1, 1997
BF Burkina Faso National Industrial Property Center	Yes, we use abbreviated month names such as Sept 1, 1997
BH Bahrain Directorate of Foreign Trade and Industrial Property	Yes, we use full month names such as September 1, 1997 Yes, we use abbreviated month names such as Sept 1, 1997
CA Canada Canadian Intellectual Property Office	Yes, we use full month names such as September 1, 1997 Yes, we use abbreviated month names such as Sept 1, 1997	Trademarks: B, we use the abbreviation of both the French and English abbreviations eg. Fev/feb Industrial Design: A and B, we use the abbreviation of both the French and English abbreviations eg. Fev/feb Patent: A
CL Chile National Industrial Property Institute	Yes, we use full month names such as September 1, 1997 Yes, we use abbreviated month names such as Sept 1, 1997	Only used in official inter-institutional letters and emails.
CN China China National Intellectual Property Administration	No, we do not spell out month names in any dates
CO Colombia National Copyright Directorate	Yes, we use full month names such as September 1, 1997
CO Colombia Supervisory Authority for Industry and Trade	Yes, we use abbreviated month names such as Sept 1, 1997	We use it in all cases
CU Cuba Cuban Industrial Property Office	No, we do not spell out month names in any dates
DK Denmark DKPTO	No, we do not spell out month names in any dates
EA Eurasian Patent Organization (EAPO) Eurasian Patent Office	No, we do not spell out month names in any dates
EE Estonia The Estonian Patent Office	No, we do not spell out month names in any dates
EM European Union Intellectual Property Office (EUIPO) EUIPO	Yes, we use full month names such as September 1, 1997	(D)D < name of the month > CCYY
EP European Patent Office (EPO) European Patent Office	No, we do not spell out month names in any dates
ES Spain Spanish Patent and Trademark Office (SPTO)	No, we do not spell out month names in any dates
FI Finland FINNISH PATENT AND REGISTRATION OFFICE	No, we do not spell out month names in any dates
FR France National Industrial Property Institute (INPI)	Yes, we use full month names such as September 1, 1997	In the Official Industrial Property Bulletin (BOPI) for patents, marks and designs.
GB United Kingdom UK Intellectual Property Office	Yes, we use full month names such as September 1, 1997	For all journals and case enquiry systems (Patents, Trade Marks & Designs)
HK Hong Kong, China Intellectual Property Department of Hong Kong Special Administrative Region	No, we do not spell out month names in any dates
HR Croatia State Intellectual Property Office of the Republic of Croatia	Yes, we use full month names such as September 1, 1997	for example 1. rujan 1997. (names of months in croatian language)
HU Hungary Hungarian Intellectual Property Office	No, we do not spell out month names in any dates
JP Japan Japan Patent Office	No, we do not spell out month names in any dates
KZ Kazakhstan NATIONAL INSTITUTE OF INTELLECTUAL PROPERTY	Yes, we use full month names such as September 1, 1997
LT Lithuania State Patent Bureau of the Republic of Lithuania	No, we do not spell out month names in any dates
LV Latvia Patent Office of the Republic of Latvia	No, we do not spell out month names in any dates
MX Mexico Mexican Industrial Property Institute (IMPI)	Yes, we use full month names such as September 1, 1997
NO Norway Norwegian Industrial Property Office	No, we do not spell out month names in any dates	In correspondence letters the full month is used.
NZ New Zealand Intellectual Property Office of New Zealand	Yes, we use full month names such as September 1, 1997 Yes, we use abbreviated month names such as Sept 1, 1997
PH Philippines Intellectual Property Office of the Philippines	Yes, we use full month names such as September 1, 1997 Yes, we use abbreviated month names such as Sept 1, 1997
PL Poland the Patent Office of the Republic of Poland	No, we do not spell out month names in any dates
PT Portugal Portuguese Institute of Industrial Property	Yes, we use full month names such as September 1, 1997
RU Russian Federation Rospatent	No, we do not spell out month names in any dates
SE Sweden Swedish Intellectual Property Office (PRV)	No, we do not spell out month names in any dates
SI Slovenia Slovenian Intellectual Property Office	No, we do not spell out month names in any dates
SK Slovakia Industrial Property Office of the Slovak Republic	No, we do not spell out month names in any dates
UA Ukraine State Enterprise "Ukrainian Intellectual Property Institute" (Ukrpatent)	No, we do not spell out month names in any dates
US United States of America United States Patent and Trademark Office	Yes, we use abbreviated month names such as Sept 1, 1997	See examples above #1.

5. If your office spells out months, which languages do you use for month names? Select all that apply. If a language has multiple variations of month names, indicate in the comments which variation your office uses.

Respondent by ST.3 code	Response	Comments
AT Austria
AU Australia IP Australia	English
BF Burkina Faso National Industrial Property Center	French
BH Bahrain Directorate of Foreign Trade and Industrial Property	Arabic English
CA Canada Canadian Intellectual Property Office	English French
CL Chile National Industrial Property Institute	Spanish	Only used in official inter-institutional letters and emails.
CN China China National Intellectual Property Administration	Chinese
CO Colombia National Copyright Directorate	Spanish
CO Colombia Supervisory Authority for Industry and Trade	English Spanish
CU Cuba Cuban Industrial Property Office
DK Denmark DKPTO
EA Eurasian Patent Organization (EAPO) Eurasian Patent Office
EE Estonia The Estonian Patent Office
EM European Union Intellectual Property Office (EUIPO) EUIPO	English French German Spanish Other (specify in comments)	EUIPO official languages
EP European Patent Office (EPO) European Patent Office
ES Spain Spanish Patent and Trademark Office (SPTO)
FI Finland FINNISH PATENT AND REGISTRATION OFFICE
FR France National Industrial Property Institute (INPI)	French
GB United Kingdom UK Intellectual Property Office	English
HK Hong Kong, China Intellectual Property Department of Hong Kong Special Administrative Region
HR Croatia State Intellectual Property Office of the Republic of Croatia	Other (specify in comments)	Croatian
HU Hungary Hungarian Intellectual Property Office		Not applicable
JP Japan Japan Patent Office
KZ Kazakhstan NATIONAL INSTITUTE OF INTELLECTUAL PROPERTY	English Russian	Kazakh language
LT Lithuania State Patent Bureau of the Republic of Lithuania
LV Latvia Patent Office of the Republic of Latvia	Other (specify in comments)	In Latvian.
MX Mexico Mexican Industrial Property Institute (IMPI)	Spanish
NO Norway Norwegian Industrial Property Office	Other (specify in comments)	Norwegian, but only in correspondence letters
NZ New Zealand Intellectual Property Office of New Zealand	English
PH Philippines Intellectual Property Office of the Philippines	English
PL Poland the Patent Office of the Republic of Poland		We do not spell out month names in any dates
PT Portugal Portuguese Institute of Industrial Property	Portuguese
RU Russian Federation Rospatent	Other (specify in comments)	No, we do not spell out month names in any dates.
SE Sweden Swedish Intellectual Property Office (PRV)
SI Slovenia Slovenian Intellectual Property Office
SK Slovakia Industrial Property Office of the Slovak Republic
UA Ukraine State Enterprise "Ukrainian Intellectual Property Institute" (Ukrpatent)
US United States of America United States Patent and Trademark Office	English

6. Please select all the date formats used by your office below. If multiple formats or separators are selected, indicate what types of documents or data use each one.

Respondent by ST.3 code	Selected Formats	Used for	Comments
AT Austria
AU Australia IP Australia	CCYY.MM.DD as in 1997.09.01 CCYY-MM-DD as in 1997-09-01 DD-MM-CCYY as in 01-09-1997 DD-MM-YY as in 01-09-97 DD [month] CCYY as in 01 September 1997 (D)D [month] CCYY as in 1 September 1997	CCYY.MM.DD - Dot and Dash used. Dot used in abridgement notices of published specifications. CCYY-MM-DD - Dot and Dash used. Dash used in published dates, e.g. bibliographic details in AusPat DD-MM-CCYY - Either dash or slash may be used to display dates in various systems (e.g. in date pickers, IP right summaries, metadata, etc.), there is not one consistent approach and often comes down to that used by the ICT product. DD-MM-YY - Either dash or slash may be used to display dates in various systems (e.g. in date pickers, IP right summaries, metadata, etc.), there is not one consistent approach and often comes down to that used by the ICT product. DD [month] CCYY - Both are used. Full month name is consistently used in documents/correspondence. Abbreviated is used in Australian Trade Mark Search, Design Search, etc. (D)D [month] CCYY - Full month name is consistently used in documents/correspondence and may omit the leading zero in some cases.
BF Burkina Faso National Industrial Property Center	DD [month] CCYY as in 01 September 1997		Year first formats: DD [month] CC YY Day first formats: DD [month] CCYY
BH Bahrain Directorate of Foreign Trade and Industrial Property	CCYY.MM.DD as in 1997.09.01 CCYY.(M)M.(D)D as in 1997.9.1 DD.MM.CCYY as in 01.09.1997 DD.MM.YY as in 01.09.97 DD [month] CCYY as in 01 September 1997 (D)D [month] CCYY as in 1 September 1997 [month] DD CCYY as in September 01, 1997	CCYY.MM.DD - all documents CCYY.(M)M.(D)D - all documents DD.MM.CCYY - all documents DD.MM.YY - all documents DD [month] CCYY - all documents (D)D [month] CCYY - all documents [month] DD CCYY - all documents [month] (D)D CCYY - all documents
CA Canada Canadian Intellectual Property Office	CCYY/MM/DD as in 1997/09/01 CCYY-MM-DD as in 1997-09-01 DD-MM-CCYY as in 01-09-1997 DD [month] CCYY as in 01 September 1997 [month] DD CCYY as in September 01, 1997 [month] (D)D CCYY as in September 1, 1997 Other format (specify in comments)	CCYY/MM/DD - Trademarks: Dashes are used in the (TM Journal (Gazette) and online search database) and slashes are used on office documents where it is only in numeric format. Industrial Design: Dashes and slashes are used on the on-line database and office documents , dashes in D+ Patent: Slash We use slash in host letters but not in office letters DD [month] CCYY - Patent: used in documents [month] DD CCYY - Patent: used in documents Other format (specify in comments): Trademarks: DD [Month]/[Month] CCYY note: the first [Month] will be the French abbreviation and the second [Month] will be the English abbreviation. This is used on all office correspondence/documents where the month is name format. Industrial Design: In D+, CCYY-MM-DD, Reports and letters 23 octobre 2020 / October 23, 2020, 31 MAI / MAY 2022, le 19 novembre 2020
CL Chile National Industrial Property Institute	DD/MM/CCYY as in 01/09/1997
CN China China National Intellectual Property Administration	CCYY.MM.DD as in 1997.09.01 CCYYMMDD as in 19970901 (no separator)	CCYY.MM.DD - "dot" is usually used for published documents or data; "none" is used for data in some IT systems.
CO Colombia National Copyright Directorate	CCYY-MM-DD as in 1997-09-01 CCYY.(M)M.(D)D as in 1997.9.1 DD-MM-CCYY as in 01-09-1997 DD [month] CCYY as in 01 September 1997 (D)D [month] CCYY as in 1 September 1997
CO Colombia Supervisory Authority for Industry and Trade	DDMMCCYY as in 01091997 (no separator) DD [month] CCYY as in 01 September 1997	DDMMCCYY - All dates are expressed in this manner, emphasizing that the month is written in words using abbreviations. DD [month] CCYY - For all purposes concerning the Public Industrial Property Registry.
CU Cuba Cuban Industrial Property Office	CCYY.MM.DD as in 1997.09.01 DD/MM/CCYY as in 01/09/1997	CCYY.MM.DD - Publications in the Official Bulletin of Patents DD/MM/CCYY - Publications in the Official Bulletin of Marks
DK Denmark DKPTO	CCYY.MM.DD as in 1997.09.01 YY.MM.DD as in 97.09.01 DD [month] CCYY as in 01 September 1997		Year first formats: We always have leading 0 in dates Day first formats: Our date format is always ccyy.mm.dd Month name formats: We only use digits
EA Eurasian Patent Organization (EAPO) Eurasian Patent Office	CCYY.MM.DD as in 1997.09.01
EE Estonia The Estonian Patent Office	DD.MM.CCYY as in 01.09.1997	DD.MM.CCYY - for all kind documents and publications
EM European Union Intellectual Property Office (EUIPO) EUIPO	CCYY-MM-DD as in 1997-09-01 DDMMCCYY as in 01091997 (no separator) DD/MM/YY as in 01/09/97 (D)D/MM/YY as in 1/09/97 (D)D-(M)M-YY as in 1-9-97 DD [month] CCYY as in 01 September 1997 (D)D [month] CCYY as in 1 September 1997 [month] DD CCYY as in September 01, 1997	CCYY-MM-DD - - APIs use dates in the RFC 3339 internet profile - subset of ISO 8601 format "CCYY-MM-DD" - In the majority of EUIPO's official XML schemas the date type of the W3C XML Schema, e.g. "CCYY-MM-DD", is used (D)D/MM/YY - eSearch Plus: uses dates in the format "DD/MM/CCYY (D)D-(M)M-YY - eSearch Plus: "(D)D/(M)M/CCYY" in the Microsoft Excel export DD [month] CCYY - not used [month] DD CCYY - not used [month] (D)D CCYY - not used Other format (specify in comments): no
EP European Patent Office (EPO) European Patent Office	CCYY-MM-DD as in 1997-09-01 DD.MM.CCYY as in 01.09.1997	CCYY-MM-DD - Espacenet DD.MM.CCYY - European Register
ES Spain Spanish Patent and Trademark Office (SPTO)	CCYYMMDD as in 19970901 (no separator) DD.MM.CCYY as in 01.09.1997 DD/MM/YY as in 01/09/97	CCYYMMDD - File in xml format for information exchange between SPTO, EPO, WIPO and EUIPO, in line with WIPO standards (authority file). DD.MM.CCYY - INVENES (Invenciones en Español - Inventions in Spanish) database - DISEÑOS (Industrial Designs) database - Information publication brochures DD/MM/YY - Volume 2 of the Official Industrial Property Bulletin (BOPI)	Year first formats: Also the YYCC-MM-DD for the "Mark Locator" database for searching for national and international marks Day first formats: We also use the DD-MM-YYCC format, with dashes, in Volumes 1 and 3 of BOPI, as indicated in question 2. Month name formats: We do not use dates with the month in the first place.
FI Finland FINNISH PATENT AND REGISTRATION OFFICE	DD.MM.CCYY as in 01.09.1997	DD.MM.YY - This format is not used at all. (D)D.MM.YY - This format is not used at all. (D)D.(M)M.YY - This format is not used at all.	Year first formats: We use only the Year first format with dots CCYY.MM.DD such as (1997.09.01). Month name formats: We do not use month names.
FR France National Industrial Property Institute (INPI)	DD/MM/CCYY as in 01/09/1997 DD.MM.YY as in 01.09.97 DD [month] CCYY as in 01 September 1997 (D)D [month] CCYY as in 1 September 1997	DD/MM/CCYY - For the online search service : https://data.inpi.fr and for some dates in the BOPI (Bulletin) DD.MM.YY - For publication of patent applications and patents DD [month] CCYY - Official Industrial Property Bulletin (BOPI) for patents, marks and designs (D)D [month] CCYY - Official Industrial Property Bulletin (BOPI) for trademarks and designs
GB United Kingdom UK Intellectual Property Office	DD.MM.CCYY as in 01.09.1997 DD [month] CCYY as in 01 September 1997 (D)D [month] CCYY as in 1 September 1997	DD.MM.CCYY - Patent Publication documents DD [month] CCYY - Patent case enquiry, Trade Mark journal & case enquiry (D)D [month] CCYY - Design Journal & case enquiry	Year first formats: No "year" first formats are used.
HK Hong Kong, China Intellectual Property Department of Hong Kong Special Administrative Region	DD-MM-CCYY as in 01-09-1997	DD-MM-CCYY - For online-register and Trade Marks and Designs Official Journal, the date format is DD-MM-CCYY. For Patents Front Page and Official Journal, the date format is DD.MM.CCYY.
HR Croatia State Intellectual Property Office of the Republic of Croatia	DD-MM-CCYY as in 01-09-1997 (D)D.(M)M.YY as in 1.9.97 Other format (specify in comments)	DD-MM-CCYY - receiving office (stamp on the first page of received document in paper) (D)D.(M)M.YY - Important. Year is always in format CCYY Date formats such as (D)D.(M)M.CCYY or (D)D.(M)M.CCYY. (dot at the end) used for Official Gazzete, online search and all other croatian official documents Other format (specify in comments): (D)D. [month] CCYY. (dot at the end) for official documents in croatian language	Year first formats: N/A Day first formats: slash such as DD/MM/CCYY for all decisions on TM IR sent to WIPO via Input MECA system
HU Hungary Hungarian Intellectual Property Office	CCYY.MM.DD as in 1997.09.01	CCYY.MM.DD - Used for all types of documents	Day first formats: None of the above Month name formats: None of the above
JP Japan Japan Patent Office	CCYY.(M)M.(D)D as in 1997.9.1
KZ Kazakhstan NATIONAL INSTITUTE OF INTELLECTUAL PROPERTY	CCYY.MM.DD as in 1997.09.01 CCYY.(M)M.(D)D as in 1997.9.1 YY.MM.DD as in 97.09.01 YY.(M)M.(D)D as in 97.9.1 DD.MM.CCYY as in 01.09.1997 DD.MM.YY as in 01.09.97 (D)D.MM.YY as in 1.09.97 (D)D.(M)M.YY as in 1.9.97 DD [month] CCYY as in 01 September 1997 (D)D [month] CCYY as in 1 September 1997 [month] DD CCYY as in September 01, 1997 [month] (D)D CCYY as in September 1, 1997
LT Lithuania State Patent Bureau of the Republic of Lithuania	CCYY-MM-DD as in 1997-09-01
LV Latvia Patent Office of the Republic of Latvia	DD.MM.CCYY as in 01.09.1997 DD [month] CCYY as in 01 September 1997 (D)D [month] CCYY as in 1 September 1997 [month] DD CCYY as in September 01, 1997 [month] (D)D CCYY as in September 1, 1997	DD.MM.CCYY - LPO uses it in published dates and documents. DD [month] CCYY - LPO uses it in documents. (D)D [month] CCYY - LPO uses it in documents. [month] DD CCYY - LPO uses it in documents. [month] (D)D CCYY - LPO uses it in documents.	Year first formats: LPO does not use such a format.
MX Mexico Mexican Industrial Property Institute (IMPI)	CCYY/MM/DD as in 1997/09/01 DD/MM/CCYY as in 01/09/1997 DD [month] CCYY as in 01 September 1997 (D)D [month] CCYY as in 1 September 1997	CCYY/MM/DD - Indicate application filing dates, effective dates of registration DD/MM/CCYY - Applications and documents (advertising), application filing dates when published in the Industrial Property Gazette DD [month] CCYY - online patent notification certificates, issuance dates of official shares or application filing dates for distinctive signs in the Industrial Property Gazette (D)D [month] CCYY - Publications in the Gazette, issuance dates of registration certificates, as well as indicating effective dates
NO Norway Norwegian Industrial Property Office	CCYY.MM.DD as in 1997.09.01 (D)D [month] CCYY as in 1 September 1997	CCYY.MM.DD - All publications and digital register (search and display). Open data. (D)D [month] CCYY - Correspondence letters (letter head)
NZ New Zealand Intellectual Property Office of New Zealand	CCYY-MM-DD as in 1997-09-01 DDMMCCYY as in 01091997 (no separator) DD [month] CCYY as in 01 September 1997 (D)D [month] CCYY as in 1 September 1997	CCYY-MM-DD - API responses DD [month] CCYY - Dates as recorded on our online database for filing dates, registration dates, expiry dates, convention priority claims etc (D)D [month] CCYY - Correspondence issued by the Office in relation to IP rights.
PH Philippines Intellectual Property Office of the Philippines	CCYY/MM/DD as in 1997/09/01 CCYY/(M)M/(D)D as in 1997/9/1 YY/MM/DD as in 97/09/01 YY/(M)M/(D)D as in 97/9/1 DD/MM/CCYY as in 01/09/1997 DD/MM/YY as in 01/09/97 (D)D/MM/YY as in 1/09/97 (D)D/(M)M/YY as in 1/9/97 DD [month] CCYY as in 01 September 1997 (D)D [month] CCYY as in 1 September 1997 [month] DD CCYY as in September 01, 1997 [month] (D)D CCYY as in September 1, 1997 Other format (specify in comments)
PL Poland the Patent Office of the Republic of Poland	CCYY.MM.DD as in 1997.09.01: space DD.MM.CCYY as in 01.09.1997	CCYY.MM.DD - Official publications: Bulletin of Patent Office, Communications of the Patent Office (granted rights, applications) DD.MM.CCYY - dot- patent, utility model, industrial design specifications, fillings of translations of European patent specifications Please see below comment for you reference.	Day first formats: space- Communications of the Patent Office (filling of translations of European patents) DD MM CCYY
PT Portugal Portuguese Institute of Industrial Property	CCYY.MM.DD as in 1997.09.01	CCYY.MM.DD - Patents, Utility Models, Industrial Designs and Trademarks DD.MM.CCYY - We do not use this format. DD.MM.YY - We do not use this format. (D)D.MM.YY - We do not use this format. (D)D.(M)M.YY - We do not use this format. DD [month] CCYY - We do not use this format. (D)D [month] CCYY - We do not use this format. [month] DD CCYY - We do not use this format. [month] (D)D CCYY - We do not use this format.
RU Russian Federation Rospatent	CCYY/MM/DD as in 1997/09/01 CCYY.MM.DD as in 1997.09.01 DD [month] CCYY as in 01 September 1997	Publication data in xml formats. Option "none" is also aplicable in some cases. Publication in pdf formats in patents or registration certificates issued to the applicant (electronic in pdf format or on paper)
SE Sweden Swedish Intellectual Property Office (PRV)	CCYY-MM-DD as in 1997-09-01
SI Slovenia Slovenian Intellectual Property Office	DD.MM.CCYY as in 01.09.1997
SK Slovakia Industrial Property Office of the Slovak Republic	DD.MM.CCYY as in 01.09.1997 DD.MM.YY as in 01.09.97	DD.MM.CCYY - now days patent documents https://wbr.indprop. gov.sk/WebRegistre/E PPatentPreSR/Detail/ 12 DD.MM.YY - old patent documents https://wbr.indprop. gov.sk/WebRegistre/P atent/Detail/912-95	Day first formats: (D)D.(M)M.CCYY (e.g. 1.9.2000) separated by dots, https://www.indprop.gov.sk/en/products-and-services/office-products/official-gazette
UA Ukraine State Enterprise "Ukrainian Intellectual Property Institute" (Ukrpatent)	DD.MM.CCYY as in 01.09.1997
US United States of America United States Patent and Trademark Office	CCYYMMDD as in 19970901 (no separator) [month] DD CCYY as in September 01, 1997 [month] (D)D CCYY as in September 1, 1997	CCYYMMDD - For XML data, as per ST.2 [month] DD CCYY - Not Used. [month] (D)D CCYY - For Image Data, For example: Jul. 7, 2022 or May 21, 2019	Day first formats: Not used Month name formats: For XML data, 2 digit month

7. In your IT systems, what format(s) are dates for IP documents and data stored in? Please select all formats used by your various IT systems for dates related to IP documents and data.

Respondent by ST.3 code	Response	Comments
AT Austria
AU Australia IP Australia	As a database field with a date or datetime datatype.
BF Burkina Faso National Industrial Property Center	As a database field with a date or datetime datatype.
BH Bahrain Directorate of Foreign Trade and Industrial Property	As a different format (describe in comments)
CA Canada Canadian Intellectual Property Office	As a database field with a date or datetime datatype. As Epoch time / Unix time / Posix time – a timestamp representing the number of seconds (or milliseconds) since a fixed point in time (the epoch).	Trademarks: A Industrial Design: A Patent: A and B
CL Chile National Industrial Property Institute	As a database field with a date or datetime datatype.
CN China China National Intellectual Property Administration	As a database field with a date or datetime datatype. As Epoch time / Unix time / Posix time – a timestamp representing the number of seconds (or milliseconds) since a fixed point in time (the epoch). As another integer-based offset. As a different format (describe in comments)	UUID 16
CO Colombia National Copyright Directorate	As a database field with a date or datetime datatype. As another integer-based offset.
CO Colombia Supervisory Authority for Industry and Trade	As a database field with a date or datetime datatype.
CU Cuba Cuban Industrial Property Office	As a database field with a date or datetime datatype.
DK Denmark DKPTO	As a database field with a date or datetime datatype.
EA Eurasian Patent Organization (EAPO) Eurasian Patent Office	As a different format (describe in comments)	IP documents date stored in MySql DATE type fields
EE Estonia The Estonian Patent Office	As a database field with a date or datetime datatype.
EM European Union Intellectual Property Office (EUIPO) EUIPO
EP European Patent Office (EPO) European Patent Office
ES Spain Spanish Patent and Trademark Office (SPTO)	As a database field with a date or datetime datatype.
FI Finland FINNISH PATENT AND REGISTRATION OFFICE	As a database field with a date or datetime datatype.
FR France National Industrial Property Institute (INPI)	As Epoch time / Unix time / Posix time – a timestamp representing the number of seconds (or milliseconds) since a fixed point in time (the epoch).	Our IP business applications manage the date in a timestamp format, the MMIs of these applications convert the timestamp into object date.
GB United Kingdom UK Intellectual Property Office	As a database field with a date or datetime datatype. As another integer-based offset.	Patent dates for structured data stored as julian dates as the system is still based on an IDSMX mainframe. Will be changed when system transformed in approx. next 18 months
HK Hong Kong, China Intellectual Property Department of Hong Kong Special Administrative Region	As Epoch time / Unix time / Posix time – a timestamp representing the number of seconds (or milliseconds) since a fixed point in time (the epoch).
HR Croatia State Intellectual Property Office of the Republic of Croatia	As a database field with a date or datetime datatype.
HU Hungary Hungarian Intellectual Property Office	As a database field with a date or datetime datatype.
JP Japan Japan Patent Office	As a different format (describe in comments)	Retain in character string type or HiRDB TIMESTAMP type.
KZ Kazakhstan NATIONAL INSTITUTE OF INTELLECTUAL PROPERTY	As a database field with a date or datetime datatype.
LT Lithuania State Patent Bureau of the Republic of Lithuania	As a database field with a date or datetime datatype. As Epoch time / Unix time / Posix time – a timestamp representing the number of seconds (or milliseconds) since a fixed point in time (the epoch).
LV Latvia Patent Office of the Republic of Latvia	As a database field with a date or datetime datatype.	Saves full year, month, and date.
MX Mexico Mexican Industrial Property Institute (IMPI)	As a database field with a date or datetime datatype.
NO Norway Norwegian Industrial Property Office	As a database field with a date or datetime datatype.
NZ New Zealand Intellectual Property Office of New Zealand	As a database field with a date or datetime datatype.
PH Philippines Intellectual Property Office of the Philippines	As a database field with a date or datetime datatype.
PL Poland the Patent Office of the Republic of Poland	As a database field with a date or datetime datatype. As Epoch time / Unix time / Posix time – a timestamp representing the number of seconds (or milliseconds) since a fixed point in time (the epoch).
PT Portugal Portuguese Institute of Industrial Property	As a database field with a date or datetime datatype.
RU Russian Federation Rospatent	As a database field with a date or datetime datatype.: As a database field with a date or datetime datatype
SE Sweden Swedish Intellectual Property Office (PRV)
SI Slovenia Slovenian Intellectual Property Office	As a database field with a date or datetime datatype.
SK Slovakia Industrial Property Office of the Slovak Republic	As a database field with a date or datetime datatype.
UA Ukraine State Enterprise "Ukrainian Intellectual Property Institute" (Ukrpatent)	As a database field with a date or datetime datatype. As another integer-based offset.
US United States of America United States Patent and Trademark Office	As a database field with a date or datetime datatype.

8. What is the maximum year your systems are capable of storing? If your systems use multiple digital date storage formats, select all that apply.

Respondent by ST.3 code	Response	Comments
AT Austria
AU Australia IP Australia	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).	31-DEC-9999 is the limit in the database.
BF Burkina Faso National Industrial Property Center	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).
BH Bahrain Directorate of Foreign Trade and Industrial Property	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).
CA Canada Canadian Intellectual Property Office	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).
CL Chile National Industrial Property Institute	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).
CN China China National Intellectual Property Administration	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).
CO Colombia National Copyright Directorate
CO Colombia Supervisory Authority for Industry and Trade	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).
CU Cuba Cuban Industrial Property Office	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).
DK Denmark DKPTO	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).
EA Eurasian Patent Organization (EAPO) Eurasian Patent Office	Other maximum. (specify in comments)	MySql maximum date is '9999-12-31'. Systems based on 32-bit Java has 2038 problem.
EE Estonia The Estonian Patent Office	Other maximum. (specify in comments)	Max 2999
EM European Union Intellectual Property Office (EUIPO) EUIPO
EP European Patent Office (EPO) European Patent Office
ES Spain Spanish Patent and Trademark Office (SPTO)	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).
FI Finland FINNISH PATENT AND REGISTRATION OFFICE	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).
FR France National Industrial Property Institute (INPI)	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).	The limit is that of the machine
GB United Kingdom UK Intellectual Property Office	Other maximum. (specify in comments)	Yes, on core Patent bibliographic system pre Transformation but not for other systems - limit is 2099.
HK Hong Kong, China Intellectual Property Department of Hong Kong Special Administrative Region	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).
HR Croatia State Intellectual Property Office of the Republic of Croatia	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).
HU Hungary Hungarian Intellectual Property Office	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).
JP Japan Japan Patent Office	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).
KZ Kazakhstan NATIONAL INSTITUTE OF INTELLECTUAL PROPERTY	2036 - End of epoch time for 32 bit unsigned integer timestamps measured from Jan 1, 1900.: 2036 - Technical explanation - End of epoch time for 32 bit unsigned integer timestamps measured from Jan 1, 1900. For instance, NTP protocol uses this format (64 bit timestamps but only 32 bits for number of seconds).
LT Lithuania State Patent Bureau of the Republic of Lithuania	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).
LV Latvia Patent Office of the Republic of Latvia	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).	No limits, and the maximum year is such as 9999.
MX Mexico Mexican Industrial Property Institute (IMPI)	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).
NO Norway Norwegian Industrial Property Office	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).
NZ New Zealand Intellectual Property Office of New Zealand	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).
PH Philippines Intellectual Property Office of the Philippines	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).
PL Poland the Patent Office of the Republic of Poland	2038 - End of epoch time for 32 bit signed integer timestamps measured from Jan 1, 1970 (often called Unix time).: 2038 - Technical explanation - End of epoch time for 32 bit signed integer timestamps measured from Jan 1, 1970 (often called Unix time). Affects 32-bit applications in Unix, linux, and Windows. No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).	BackOffice and Soprano store date in fields of formats DATE , TIME, DATETIME or TIMESTAMP . The TIMESTAMP value has a range from '1970-01-01 00:00:01' UTC to '2038-01-19 03:14:07' UTC.
PT Portugal Portuguese Institute of Industrial Property	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).
RU Russian Federation Rospatent	No practical limit. The maximum year has no practical limit, such as 9999 (database 4-digit year fields) or beyond (64-bit timestamps in seconds).: No practical limit (9999 or beyond)
SE Sweden Swedish Intellectual Property Office (PRV)
SI Slovenia Slovenian Intellectual Property Office	2079 - End of epoch time for 16-bit unsigned integers recording number of days since Jan 1, 1900.: 2079 - Technical explanation - End of epoch time for 16-bit unsigned integers recording number of days since Jan 1, 1900.
SK Slovakia Industrial Property Office of the Slovak Republic	Other maximum. (specify in comments)	30.12.4712
UA Ukraine State Enterprise "Ukrainian Intellectual Property Institute" (Ukrpatent)	2038 - End of epoch time for 32 bit signed integer timestamps measured from Jan 1, 1970 (often called Unix time).: 2038 - Technical explanation - End of epoch time for 32 bit signed integer timestamps measured from Jan 1, 1970 (often called Unix time). Affects 32-bit applications in Unix, linux, and Windows. Other maximum. (specify in comments)	The maximum year our systems are capable of storing is 2559
US United States of America United States Patent and Trademark Office	Other maximum. (specify in comments)	The database limit for the year for systems is 9999.

9. Are there any other considerations that users should be aware of with dates in your published documents? If so, please provide an explanation and examples.

Respondent by ST.3 code	Response
AT Austria
AU Australia IP Australia	None
BF Burkina Faso National Industrial Property Center
BH Bahrain Directorate of Foreign Trade and Industrial Property	no there no other consideration with the dates
CA Canada Canadian Intellectual Property Office	N/A
CL Chile National Industrial Property Institute
CN China China National Intellectual Property Administration
CO Colombia National Copyright Directorate
CO Colombia Supervisory Authority for Industry and Trade	No
CU Cuba Cuban Industrial Property Office
DK Denmark DKPTO
EA Eurasian Patent Organization (EAPO) Eurasian Patent Office
EE Estonia The Estonian Patent Office
EM European Union Intellectual Property Office (EUIPO) EUIPO
EP European Patent Office (EPO) European Patent Office
ES Spain Spanish Patent and Trademark Office (SPTO)
FI Finland FINNISH PATENT AND REGISTRATION OFFICE	-
FR France National Industrial Property Institute (INPI)
GB United Kingdom UK Intellectual Property Office	No
HK Hong Kong, China Intellectual Property Department of Hong Kong Special Administrative Region
HR Croatia State Intellectual Property Office of the Republic of Croatia	N/A
HU Hungary Hungarian Intellectual Property Office	-
JP Japan Japan Patent Office	EXPLANATION OF THE JAPANESE YEAR INDICATION In Japan, the name of the Emperor's era changes whenever a new Emperor succeeds to the throne. The era of: MEIJI started in 1868 and ended in 1912：明治 TAISHO started in 1912 and ended in 1926：大正 SHOWA started in 1926 and ended in 1989：昭和 HEISEI started in 1989 and ended in 2019：平成 REIWA started in 2019：令和 In industrial property documents the Emperor's era (or reign) is indicated, as part of the Filing date and registration date, by a Japanese character.
KZ Kazakhstan NATIONAL INSTITUTE OF INTELLECTUAL PROPERTY	No
LT Lithuania State Patent Bureau of the Republic of Lithuania
LV Latvia Patent Office of the Republic of Latvia	None.
MX Mexico Mexican Industrial Property Institute (IMPI)	Not applicable
NO Norway Norwegian Industrial Property Office
NZ New Zealand Intellectual Property Office of New Zealand
PH Philippines Intellectual Property Office of the Philippines	When it comes to dates and computers, at least two thing must be considered and strictly observed: 1. All dates must be stored in ISO format, such as yyyy-mm-dd 2. Dates can be displayed according to the current locale, which mm/dd/yyyy for PH, dd.mm.yyyyy for EU, etc.
PL Poland the Patent Office of the Republic of Poland	No
PT Portugal Portuguese Institute of Industrial Property	No.
RU Russian Federation Rospatent
SE Sweden Swedish Intellectual Property Office (PRV)
SI Slovenia Slovenian Intellectual Property Office
SK Slovakia Industrial Property Office of the Slovak Republic
UA Ukraine State Enterprise "Ukrainian Intellectual Property Institute" (Ukrpatent)
US United States of America United States Patent and Trademark Office

10. Optional - If you wish to provide any file attachments with examples from your other answers (such as question 11), please do so here.

Respondent by ST.3 code	Response
AT Austria
AU Australia IP Australia
BF Burkina Faso National Industrial Property Center
BH Bahrain Directorate of Foreign Trade and Industrial Property
CA Canada Canadian Intellectual Property Office
CL Chile National Industrial Property Institute
CN China China National Intellectual Property Administration
CO Colombia National Copyright Directorate
CO Colombia Supervisory Authority for Industry and Trade
CU Cuba Cuban Industrial Property Office
DK Denmark DKPTO
EA Eurasian Patent Organization (EAPO) Eurasian Patent Office
EE Estonia The Estonian Patent Office
EM European Union Intellectual Property Office (EUIPO) EUIPO
EP European Patent Office (EPO) European Patent Office
ES Spain Spanish Patent and Trademark Office (SPTO)	http://widgixeu-resp onseuploads.s3.amazo naws.com/fileuploads /90011614/90469338/1 74-05d41c75855ecd697 85a19aeac8f3d61_Scre enshot_1_INVENES.png http://widgixeu-resp onseuploads.s3.amazo naws.com/fileuploads /90011614/90469338/1 50-49f87b6d20a84e793 3c6ceee7d73e67b_TOMO 2_16-08-2022_BOPI.pd f http://widgixeu-resp onseuploads.s3.amazo naws.com/fileuploads /90011614/90469338/2 8-281e522676f60bf31d b11df5db335184_ES-28 77242_A1_Folleto_pub licaci%C3%B3n.pdf http://widgixeu-resp onseuploads.s3.amazo naws.com/fileuploads /90011614/90469338/1 50-34cf774f053371ed9 9ae014d6900c56a_TOMO 3_16-08-2022.pdf http://widgixeu-resp onseuploads.s3.amazo naws.com/fileuploads /90011614/90469338/9 6-e74b946c85c6fb08e5 a8de6e706f676b_Autho rity_File.pdf http://widgixeu-resp onseuploads.s3.amazo naws.com/fileuploads /90011614/90469338/4 7-61da9343f347740bd6 f522a2cd42751f_Local izador_de_marcas.pdf
FI Finland FINNISH PATENT AND REGISTRATION OFFICE
FR France National Industrial Property Institute (INPI)
GB United Kingdom UK Intellectual Property Office
HK Hong Kong, China Intellectual Property Department of Hong Kong Special Administrative Region
HR Croatia State Intellectual Property Office of the Republic of Croatia
HU Hungary Hungarian Intellectual Property Office
JP Japan Japan Patent Office
KZ Kazakhstan NATIONAL INSTITUTE OF INTELLECTUAL PROPERTY
LT Lithuania State Patent Bureau of the Republic of Lithuania
LV Latvia Patent Office of the Republic of Latvia
MX Mexico Mexican Industrial Property Institute (IMPI)
NO Norway Norwegian Industrial Property Office
NZ New Zealand Intellectual Property Office of New Zealand
PH Philippines Intellectual Property Office of the Philippines
PL Poland the Patent Office of the Republic of Poland
PT Portugal Portuguese Institute of Industrial Property
RU Russian Federation Rospatent
SE Sweden Swedish Intellectual Property Office (PRV)
SI Slovenia Slovenian Intellectual Property Office
SK Slovakia Industrial Property Office of the Slovak Republic
UA Ukraine State Enterprise "Ukrainian Intellectual Property Institute" (Ukrpatent)
US United States of America United States Patent and Trademark Office