| Number |
Date |
Concerning |
| C. PCT 1633 |
December 20, 2021 |
Invitation to submit its annual report on its quality management |
| C. PCT 1632 |
October 29, 2021 |
Proposal for changes to Annex F of the Administrative Instructions under the PCT to enable the use of WIPO Standard ST.26 files in the filing of international applications on or after July 1, 2022, and allow WIPO Standard ST.25 files to continue to be used in the processing of international applications filed prior to that date. |
| C. PCT 1631 |
October 26, 2021 |
Promulgation of modifications of the Administrative Instructions under the PCT and certain Forms, with effect from January 1, 2022. |
| C. PCT 1630 |
October 11, 2021 |
Invitation to the fourth meeting of the PCT Minimum Documentation Task Force, which will take place by videoconference using Microsoft Teams from December 13 to 17, 2021. |
| C. PCT 1629 |
September 30, 2021 |
Practices relating to the International Bureau of the World Intellectual Property Organization (WIPO) sending notifications under the PCT. |
| C. PCT 1627 |
August 10, 2021 |
Proposed modifications of the Administrative Instructions under the PCT and certain Forms annexed to the Administrative Instructions. |
| C. PCT 1626 |
July 2, 2021 |
Proposal to postpone the implementation of WIPO Standard ST.26 to July 1, 2022. |
| C. PCT 1625 |
June 15, 2021 |
Proposed modification of the Administrative Instructions under the PCT. |
| C. PCT 1624 |
June 25, 2021 |
Promulgation of Modifications to the PCT International Search and Preliminary Examination Guidelines |
| C. PCT 1623 |
June 2, 2021 |
Proposed modifications to the Administrative Instructions under the PCT and to certain Forms annexed to the Administrative Instructions. |
| C. PCT 1622 |
April 19, 2021 |
Invitation to the third meeting of the PCT Minimum Documentation Task Force, which will take place by videoconference on the WebEx platform from May 17 to 21, 2021. |
| C. PCT 1621 |
April 26, 2021 |
Conclusion of consultations, notified in PCT Circular C. PCT 1615, regarding proposals for change to the Standard for the Electronic Filing and Processing of International Applications under the Patent Cooperation Treaty (Annex F of the Administrative Instructions). |
| C. PCT 1620 |
April 6, 2021 |
Circular concerning the use of e-learning resources for the training of substantive patent examiners. You are invited to complete the attached questionnaire  . |
| C. PCT 1619 |
April 6, 2021 |
Invitation to attend the fourteenth session of the Patent Cooperation Treaty (PCT) Working Group, which will be held in hybrid format in Geneva, at the headquarters of the World Intellectual Property Organization (WIPO), from June 14 to 17, 2021. |
| C. PCT 1618 |
February 26, 2021 |
Invitation to notify the International Bureau (IB) of any request to furnish documents in accordance with Rule 94.1(c) of the Regulations under the PCT as in force from July 1, 2020. This Circular also invites your Office to notify the IB of any provisions for the excuse of a delay in meeting time limits under Rule 82quater.2, in accordance with Section 111(c) of the Administrative Instructions under the PCT. Your Office, if it acts as an International Preliminary Examining Authority, is also reminded to transmit documents to the IB under Rule 71.1(b). |
| C. PCT 1617 |
January 27, 2021 |
Invitation to the twenty-eighth session of the Meeting of International Authorities under the PCT (PCT/MIA), which will take place by videoconference on the Webex platform from March 24 to 26, 2021, and to the PCT/MIA Quality Subgroup, also by videoconference, on March 22 and 23, 2021. |