Current
Version applicable as from
January 1, 2026
Published on:
November 13, 2025
This is the version currently applicable
Changes in this version include:
RO: RO fees
ISA: ISA fees
IPEA: IPEA fees
Version applicable as from
October 1, 2025
Published on:
October 9, 2025
Changes in this version include:
ISA: ISA fees
Version applicable as from
July 1, 2025
Published on:
June 12, 2025
Changes in this version include:
RO: RO fees
IPEA: IPEA fees
Version applicable as from
April 1, 2025
Published on:
February 20, 2025
Changes in this version include:
RO: RO fees
IPEA: IPEA fees
Version applicable as from
January 7, 2025
Published on:
January 7, 2025
Changes in this version include:
ISA: ISA competency
Version applicable as from
January 1, 2025
Published on:
November 25, 2024
Changes in this version include:
RO: RO fees
ISA: ISA fees
IPEA: IPEA fees
Version applicable as from
December 1, 2024
Published on:
November 7, 2024
Changes in this version include:
RO: RO fees
ISA: ISA fees
IPEA: IPEA fees
Version applicable as from
October 11, 2024
Published on:
October 11, 2024
Changes in this version include:
ISA: Various
IPEA: Various
Version applicable as from
July 1, 2024
Published on:
September 6, 2024
Changes in this version include:
GENERAL INFO: Contact details
RO: RO fees
ISA: ISA competency, ISA fees
IPEA: IPEA competency, IPEA fees
Summary of requirements for entry into the national phase: Reinstatement of rights
Annexes: Various
Version applicable as from
April 4, 2024
Published on:
April 2, 2024
Changes in this version include:
GENERAL INFO: Payment methods
RO: Electronic filing, Incorporation by reference
IPEA: IPEA Competency
Summary of requirements for entry into the national phase: National phase, Restoration of the right of priority, Reinstatement of rights
Version applicable as from
March 1, 2024
Published on:
February 1, 2024
Changes in this version include:
RO: RO fees
ISA: ISA fees
IPEA: IPEA fees
Version applicable as from
January 1, 2024
Published on:
December 1, 2023
Changes in this version include:
RO: RO fees
ISA: ISA fees
IPEA: IPEA fees
Version applicable as from
November 1, 2023
Published on:
October 5, 2023
Changes in this version include:
RO: RO fees
ISA: ISA fees
IPEA: IPEA fees
Version applicable as from
September 15, 2023
Published on:
September 15, 2023
Changes in this version include:
From now on, you will find here a summary of changes to each new version of the PCT Applicant's Guide, as well as the detailed list of these changes. Moreover, you can now easily access the historical versions of the Guide.
RO: ISA competency, IPEA competency
ISA:
IPEA: