PTA
Everything you need to know about Patent Term Adjustment (PTA) in China
2024年5月7日We previously discussed patent term compensation for patent office delay (‘Patent Term Adjustment’ or ‘PTA’) when such new system was introduced in the Fourth Amendment of the Chinese Patent Law (2020), as well as in the different versions of the Draft Examination Guidelines released in 2021 and 2022. In this article, we consolidate everything you need to […]
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CNIPA further clarifies how it counts “delays” when calculating Patent Term Adjustment (PTA) in the new Draft Examination Guidelines and how it affects international applicants
2023年4月12日At the end of October 2022, the China National Intellectual Property Administration (CNIPA) released a new draft amendment of the Patent Examination Guidelines1 (hereinafter referred to as the “New Draft”) to the new Chinese Patent Law that came into effect in 2021. We highlight two key amendments below. 1. The starting date for calculating PTA […]
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