| Number |
Date |
Concerning |
| C. PCT 1616 |
December 22, 2020 |
Invitation to submit its annual report on its quality management |
| C. PCT 1615 |
December 17, 2020 |
Proposed changes to Annex F of the Administrative Instructions under the PCT and its appendices. |
| C. PCT 1614 |
December 10, 2020 |
Invitation to provide comments on the draft report on characteristics of international search reports (data underlying the graphs in the Annex  )  |
| C. PCT 1613 |
December 29, 2020 |
Results of the "PCT Office Feedback Survey 2018-2019" which was conducted over the months of May and June 2020, using an on-line questionnaire sent to your Office by means of circular C. PCT 1597 dated April 21, 2020. |
| C. PCT 1612 |
December 8, 2020 |
Questionnaire to assess the experiences of Offices in the implementation of the Interpretative statement and Recommended Patent Cooperation Treaty (PCT) Practice Changes in light of the COVID-19 Pandemic. You are invited to complete the attached questionnaire  . |
| C. PCT 1611 |
November 9, 2020 |
Invitation to the second meeting of the PCT Minimum Documentation Task Force, which will take place by videoconference on the WebEx platform from December 7 to 11, 2020. |
| C. PCT 1610 |
December 15, 2020 |
Proposed modifications to the International Search and Preliminary Examination Guidelines |
| C. PCT 1609 |
October 6, 2020 |
Conclusion of consultations, notified in PCT Circular C. PCT 1600, regarding proposals for change to the Standard for the Electronic Filing and Processing of International Applications under the PCT (Annex F of the Administrative Instructions). |
| C. PCT 1608 |
October 19, 2020 |
Questionnaire on the International Search Report and the Written Opinion for Designated/Elected Offices, Applicants and Patent Information Users, which intends to collect comments on the international search report and written opinion from the perspective of patent examiners using these work products and from organizations that represent users of information in international search reports and written opinions. You are invited to complete the attached questionnaire . (Questionnaires in all 10 PCT publication languages ). List of non-governmental organizations receiving this Circular from the International Bureau . |
| C. PCT 1607 |
October 19, 2020 |
Questionnaire on the International Search Report and the Written Opinion for International Searching Authorities, which intends to collect comments from the perspective of examiners preparing these reports. You are invited to complete the attached questionnaire . |
| C. PCT 1606 |
August 19, 2020 |
Invitation to participate in the rescheduled thirteenth session of the Patent Cooperation Treaty (PCT) Working Group and the rescheduled thirty-first session of the PCT Committee for Technical Cooperation, which will be held in Geneva, at the headquarters of the World Intellectual Property Organization (WIPO), from October 5 to 8, 2020. |
| C. PCT 1605 |
August 19, 2020 |
Invitation to participate in the rescheduled thirteenth session of the Patent Cooperation Treaty (PCT) Working Group and the rescheduled thirty-first session of the PCT Committee for Technical Cooperation, which will be held in Geneva, at the headquarters of the World Intellectual Property Organization (WIPO), from October 5 to 8, 2020. |
| C. PCT 1604 |
August 19, 2020 |
Invitation to participate in the rescheduled thirteenth session of the Patent Cooperation Treaty (PCT) Working Group and the rescheduled thirty-first session of the PCT Committee for Technical Cooperation, which will be held in Geneva, at the headquarters of the World Intellectual Property Organization (WIPO), from October 5 to 8, 2020. |
| C. PCT 1603 |
August 19, 2020 |
Invitation to participate in the rescheduled thirteenth session of the Patent Cooperation Treaty (PCT) Working Group and the rescheduled thirty-first session of the PCT Committee for Technical Cooperation, which will be held in Geneva, at the headquarters of the World Intellectual Property Organization (WIPO), from October 5 to 8, 2020. |
| C. PCT 1602 |
August 19, 2020 |
Invitation to participate in the rescheduled thirteenth session of the Patent Cooperation Treaty (PCT) Working Group and the rescheduled thirty-first session of the PCT Committee for Technical Cooperation, which will be held in Geneva, at the headquarters of the World Intellectual Property Organization (WIPO), from October 5 to 8, 2020. |
| C. PCT 1601 |
June 25, 2020 |
Promulgating modifications of the Administrative Instructions under the PCT and the PCT Receiving Office Guidelines, with effect from July 1, 2020. |
| C. PCT 1600 |
May 22, 2020 |
Proposed changes to Annex F of the Administrative Instructions under the PCT and its appendices (modification of the DTD for the written opinion (ISA/237)). |
| C. PCT 1599 |
April 30, 2020 |
Promulgating modifications of the Administrative Instructions under the PCT, certain Forms annexed to the Administrative Instructions, the PCT Receiving Office Guidelines and the PCT International Search and Preliminary Examination Guidelines, with effect from July 1, 2020. |
| C. PCT 1598 |
April 29, 2020 |
Proposed procedure for the PCT Committee for Technical Cooperation to provide advice to the PCT Assembly on the application for appointment of the Eurasian Patent Office (EAPO) as an International Searching and Preliminary Examining Authority (ISA/IPEA) under the PCT. |
| C. PCT 1597 |
April 21, 2020 |
Questionnaire to assess your level of satisfaction with PCT services over 2018 and 2019 |
| C. PCT 1596 |
April 17, 2020 |
Proposed modifications to the Administrative Instructions under the PCT and the PCT Receiving Office Guidelines related to the receipt and transfer of fees. |
| C. PCT 1593 |
March 6, 2020 |
Revised lists of States meeting the criteria set out in items 5(a) and (b) of the Schedule of Fees annexed to the Regulations under the PCT, applicable as of January 1, 2020. |
| C. PCT 1588 |
February 27, 2020 |
Training for examiners in substantive examination of patents. To facilitate completion, the questionnaire is also available as a Word document |
| C. PCT 1586 |
February 4, 2020 |
Proposed modifications to the Administrative Instructions under the PCT, to certain Forms annexed to the Administrative Instructions, to the PCT Receiving Office Guidelines and to the PCT International Search and Preliminary Examination Guidelines. |
| C. PCT 1585 |
February 17, 2020 |
Invitation to participate in the thirteenth session of the Patent Cooperation Treaty (PCT) Working Group and the thirty-first session of the PCT Committee for Technical Cooperation, which will be held in Geneva, at the headquarters of the World Intellectual Property Organization (WIPO), from May 26 to 29, 2020. |
| C. PCT 1584 |
February 17, 2020 |
Invitation to participate in the thirteenth session of the Patent Cooperation Treaty (PCT) Working Group and the thirty-first session of the PCT Committee for Technical Cooperation, which will be held in Geneva, at the headquarters of the World Intellectual Property Organization (WIPO), from May 26 to 29, 2020. |
| C. PCT 1583 |
February 17, 2020 |
Invitation to participate in the thirteenth session of the Patent Cooperation Treaty (PCT) Working Group and the thirty-first session of the PCT Committee for Technical Cooperation, which will be held in Geneva, at the headquarters of the World Intellectual Property Organization (WIPO), from May 26 to 29, 2020. |
| C. PCT 1582 |
February 17, 2020 |
Invitation to participate in the thirteenth session of the Patent Cooperation Treaty (PCT) Working Group and the thirty-first session of the PCT Committee for Technical Cooperation, which will be held in Geneva, at the headquarters of the World Intellectual Property Organization (WIPO), from May 26 to 29, 2020. |
| C. PCT 1581 |
February 17, 2020 |
Invitation to participate in the thirteenth session of the Patent Cooperation Treaty (PCT) Working Group and the thirty-first session of the PCT Committee for Technical Cooperation, which will be held in Geneva, at the headquarters of the World Intellectual Property Organization (WIPO), from May 26 to 29, 2020. |
| C. PCT 1579 |
January 10, 2020 |
Report for the twelfth session of the Patent Cooperation Treaty (PCT) Working Group on the website at: https://www.wipo.int/meetings/en/details.jsp?meeting_id=50410 |