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Patent Cooperation Treaty Yearly Review 2021 - Executive Summary
The International Patent System
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 2021.
Publication year: 2021
Patent Cooperation Treaty Yearly Review – 2021
Comprehensive facts, figures and analysis of the international patent system. Special theme: A first insight into the impact of the COVID-19 pandemic on PCT applications
