Current
Version applicable as from
1 Jul 2025
Published on:
7 Oct 2025
This is the version currently applicable
Changes in this version include:
RO: RO fees
ISA: ISA fees
Summary of requirements for entry into the national phase: Various
Annexes: Various
Version applicable as from
1 Jun 2025
Published on:
1 May 2025
Changes in this version include:
ISA: ISA fees
Version applicable as from
1 Apr 2025
Published on:
24 Mar 2025
Changes in this version include:
ISA: ISA fees
Version applicable as from
20 Jan 2025
Published on:
24 Mar 2025
Changes in this version include:
This version contains editorial changes only
Version applicable as from
1 Jan 2025
Published on:
25 Nov 2024
Changes in this version include:
RO: RO fees
ISA: ISA fees
SISA: IB fees
IPEA: IPEA fees
Version applicable as from
1 Sep 2024
Published on:
31 Oct 2024
Changes in this version include:
ISA: ISA competency (entry into force 1 September 2024)
IPEA: IPEA competency (entry into force 1 September 2024)
Version applicable as from
15 Aug 2024
Published on:
15 Aug 2024
Changes in this version include:
Useful information: Useful information
ISA: ISA competency, Informal comments
IPEA: IPEA competency
Version applicable as from
1 Jul 2024
Published on:
20 Jun 2024
Changes in this version include:
ISA: ISA fees
Version applicable as from
28 Mar 2024
Published on:
28 Mar 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
1 Jan 2024
Published on:
1 Dec 2023
Changes in this version include:
RO: RO fees
ISA: ISA fees
SISA: IB fees
IPEA: IPEA fees
Version applicable as from
1 Dec 2023
Published on:
30 Nov 2023
Changes in this version include:
ISA: ISA competency
IPEA: IPEA competency
Version applicable as from
1 Oct 2023
Published on:
28 Sep 2023
Changes in this version include:
ISA: ISA competency
IPEA: IPEA competency
Version applicable as from
15 Sep 2023
Published on:
15 Sep 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.
ISA: ISA fees