Change of https://www.gov.uk/government/publications/patent-cooperation-treaty-for-private-applicants

Change description : 2026-01-01 09:00:00: The Patent Cooperation Treaty (PCT) fee structure changed on 1 January 2026. [Guidance and regulation]

Showing diff : 2025-03-20 15:06:53.951053053 +00:00..2026-01-01 09:00:10.813970692 +00:00

Guidance

Patent Cooperation Treaty for private applicants

Basic introduction for private applicants on filing international patent applications under the Patent Cooperation Treaty (PCT).

From:
Intellectual Property Office
Published
1 January 2014
Last updated
201 MarchJanuary 20252026 — See all updates

Documents

Patent Cooperation Treaty (PCT) for privatePrivate applicantsApplicants

PDFHTML, 1.59 MB, 35 pages

Details

The PCT system allows applicants seeking patent protection, in a number of countries, to file a single international application in English with the Intellectual Property Office.

Updates to this page

Published 1 January 2014

Last updated 201 MarchJanuary 20252026 + show href="#full-history">+ show all updates

  2. Payment details for EPO updated in the Patent Cooperation Treaty for private applicants document.

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Update history

2026-01-01 09:00
The Patent Cooperation Treaty (PCT) fee structure changed on 1 January 2026.

2025-03-20 15:06
Payment details for EPO updated in the Patent Cooperation Treaty for private applicants document.

2025-01-01 00:01
Patent Cooperation Treaty for Private Applicants PDF updated.

2024-04-01 00:01
PCT Private Applicants Booklet with new fees updated.

2024-01-01 00:01
PCT Private Applicants Booklet with new fees updated.

2023-01-01 00:15
Private applicant booklet with revised fees updated.

2022-09-01 00:15
Private applicant booklet updated and in effect from today 1 September 2022 added.