Patent Cooperation Treaty (PCT)
Regulations under the PCT (as in force from July 1, 2024)
Publication year: 2024
DOI: English, Français, Español, عربي, 中文, Русский, Deutsch, Português, Italiano
![](https://www.wipo.int/edocs/pubdocs/en/cover/wipo-pub-274-2024.png)
The Patent Cooperation Treaty makes it possible to seek patent protection for an invention simultaneously in each of a large number of countries by filing an "international" patent application. Such an application may be filed by anyone who is a national or a resident of a Contracting State.