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.
PCT Private Applicants Booklet with new fees updated.
Private applicant booklet with revised fees updated.
Private applicant booklet updated and in effect from today 1 September 2022 added.
Private applicant booklet with revised fees updated.
Private applicant booklet updated and in effect from today 1 June 2021.
PCT Fee changes take effect 1 May 2021.
Private applicant booklet updated and in effect from today 1 January 2021.
PCT Fee changes take effect 1 July 2020.
PCT Fee changes take effect 1 May 2020.
PCT Fee changes take effect 1 January 2020.
PCT Fee changes take effect 1 November 2019.
PCT Fee changes take effect 1 January 2019.
Patent Cooperation Treaty for private applicants updated.
PCT Fee changes take effect 1 April 2018.
PCT Fee changes take effect 1 January 2018.
PCT Fee changes take effect 1 January 2017.
PCT Fee changes take effect 1 November 2016.
PCT Fee changes take effect 1 July 2016.
PCT Fee changes take effect 1 January 2016.
PCT Fee changes take effect 1 November 2015.
PCT Fee changes take effect 1 June 2015.
PCT Fee changes take effect 1 April 2015.
