Patent Cooperation Treaty Yearly Review 2019 - Executive Summary
The International Patent System
Author(s): WIPO
Publication year: 2019
DOI: English, Français, Español, عربي, Русский, Deutsch, 日本語, 한국어
![](https://www.wipo.int/edocs/pubdocs/en/cover/wipo_pub_901_2019_exec_summary.jpg)
This document provides the key trends in the use of the WIPO-administered Patent Cooperation Treaty (PCT). This edition provides a summary of the statistics reported in the PCT Yearly Review 2019.