Number Title Date of Entry into Force Relevant Provisions of the PCT, Regulations and Administrative Instructions
PCT/IPEA/401 Demand
(Additional Continuation Sheets for 6 or More Applicants and/or Inventors Editable PDF)		 July 2022 Article 31
PCT/IPEA/402 Notification of Receipt of Demand by Competent International Preliminary Examining Authority January 2004 Rules 59.3(e), 61.1(b)
Section 601(a)
PCT/IPEA/403 Notification Concerning Payment of the Preliminary Examination and Handling Fees January 2009 Rules 57, 58
Section 615
PCT/IPEA/404 Invitation to Correct Defects in the Demand 16 September 2012 Rule 60.1
PCT/IPEA/405 Invitation to Restrict or Pay Additional Fees, and, Where Applicable, Protest Fee April 2005 Article 34(3)(a)
Rules 68.2, 68.3(e)
PCT/IPEA/406 [Deleted] - -
PCT/IPEA/407 Notification that Demand Considered Not to Have Been Submitted July 2010 Rules 54.4, 54bis.1, 55.2(d) and 61.1(b)
PCT/IPEA/408 Written Opinion of the International Preliminary Examining Authority July 2022 Rule 66
PCT/IPEA/409 International Preliminary Report on Patentability (Chapter II of the Patent Cooperation Treaty) July 2022 Article 36
Rule 70
PCT/IPEA/410 Request for Information as to Right to Practice January 2004 Article 49
Rule 83.2
PCT/IPEA/411 Invitation to Request Rectification April 2007 Rules 91.1(h) and 91.2
PCT/IPEA/412 Notification of Decision Concerning Request for Rectification April 2007 Rule 91.3(a) and (d)
PCT/IPEA/413 Notification of Transmittal of Requested Copies of Documents in File January 2004 Rule 94.1
PCT/IPEA/414 Invitation to Furnish Translation of Priority Document January 2004 Rule 66.7(b)
PCT/IPEA/415 Notification Concerning Documents Transmitted July 2020 -
PCT/IPEA/416 Notification of Transmittal of International Preliminary Report on Patentability January 2004 Rule 71.1
PCT/IPEA/417 Notification of Transmittal of Requested Copies of Cited Documents January 2004 Article 36(4)
PCT/IPEA/418 [Deleted] - -
PCT/IPEA/419 [Deleted] - -
PCT/IPEA/420 Notification of Decision on Protest or Declaration That Protest Considered Not to Have Been Made April 2005 Rule 68.3(c) and (e)
Section 603
PCT/IPEA/421 Invitation to Pay for Requested Copies of Cited Documents January 2004 Rule 71.2(b)
PCT/IPEA/422 Invitation to Pay for Requested Copies of Documents in the File January 2004 Rule 94.1
PCT/IPEA/423 Invitation to Correct Defects in Correspondence Submitted by the Applicant January 2004 Rules 92.1(b), 92.4(g)(ii)
PCT/IPEA/424 Communication in Cases for Which No Other Form Is Applicable January 2004 -
PCT/IPEA/425 Notification of Cancellation of Certain Elections January 2004 Article 31(4)(a)
Section 606
PCT/IPEA/426 [Deleted] - -
PCT/IPEA/427 Communication Regarding Extension of Time Limit January 2004 Rules 60.1(a), 66.2(d)
PCT/IPEA/428 Note on Informal Communication with the Applicant January 2019 Rule 66.6
PCT/IPEA/429 Notification Concerning Informal Communication with the Applicant January 2004 Rule 66.6
PCT/IPEA/430 [Deleted]
PCT/IPEA/431 Invitation to Submit Amendments January 2004 Rule 60.1(g)
PCT/IPEA/432 Communication Regarding Amendments Not Taken into Account January 2004 Rule 66.4bis
PCT/IPEA/433 Notification Regarding Attempted Transmission of Documents via Telegraph, Teleprinter, Facsimile Machine, etc. January 2004 Rule 92.4(c)
PCT/IPEA/434 Invitation to Furnish Original of Document Transmitted by Telegraph, Teleprinter, Facsimile Machine, etc. January 2004 Rule 92.4(d), (e) and (f)
PCT/IPEA/435 Notification Regarding Receipt of Documents via Telegraph, Teleprinter, Facsimile Machine, etc. January 2004 Rule 92.4(h)
PCT/IPEA/436 Notification of Transmittal of Demand to the International Bureau or to the Competent International Preliminary Examining Authority January 2004 Rule 59.3(a) and (f)
Section 601
PCT/IPEA/437 [Deleted] - -
PCT/IPEA/438 Notification Concerning Paper Being Disregarded or Document Considered as Not Having Been Submitted January 2004 Rules 92.1(b), 92.4(g)(ii)
PCT/IPEA/439 [Deleted] - -
PCT/IPEA/440 Invitation to Pay Prescribed Fees Together with Late Payment Fee December 2011 Rule 58bis
PCT/IPEA/441 Invitation to Furnish Nucleotide and/or Amino Acid Sequence Listing and to Pay, Where Applicable, Late Furnishing Fee July 2022 Rule 13ter.2
Section 208
Annex C
PCT/IPEA/442 Invitation to Indicate Competent International Preliminary Examining Authority January 2004 Rule 59.3(f)
Section 601
PCT/IPEA/443 Invitation to Furnish Translation for the Purposes of International Preliminary Examination July 2011 Rules 55.2 and 55.3
PCT/IPEA/444 Notification by Non-Competent International Preliminary Examining Authority that Demand Considered Not to Have Been Submitted January 2004 Rule 59.3(d) and (f)