Advance notice
Version applicable as from
1 Jan 2026
Published on:
14 Oct 2025
This is an advance notice
Changes in this version include:
RO: RO fees
Summary of requirements for entry into the national phase: Reinstatement of rights, National fees
Annexes: National Fees
Current
Version applicable as from
13 Mar 2025
Published on:
13 Mar 2025
This is the version currently applicable
Changes in this version include:
Useful information: Useful information
GENERAL INFO: Contact details, Payment methods, RO Competency
RO: RO fees (with effect since 26 March 2024), Electronic filing, Incorporation by reference, Color Drawings
Summary of requirements for entry into the national phase: Restoration of the right of priority, Reinstatement of rights, National fees (with effect since 26 March 2024)
The procedure in the national Phase: Various
Annexes: Various
Version applicable as from
15 Sep 2023
Published on:
5 Nov 2024
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: Languages, Electronic filing