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November 13, 2025
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Summary of requirements for entry into the national phase: National fees (with effect since 1 March 2022)
The procedure in the national Phase: Various
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Summary of requirements for entry into the national phase: Restoration of the right of priority, Reinstatement of rights
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December 1, 2024
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September 15, 2023
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September 15, 2023
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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.
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