IP Registry
China National Intellectual Property Administration (CNIPA)
Patent Office · Trademark Office · Copyright Administration — Beijing
Key Legislation
Patent Law of China (4th rev. 2021)20-yr invention; 10-yr utility model; 15-yr design
Trademark Law of China (2019)10-yr renewable
Copyright Law of China (3rd rev. 2020)Author's life + 50 yrs
Patents
Patent Practice in China
Filing requirements, timelines, and key deadlines for patent protection in China.
Key Facts & Timelines
PCT memberYes — 30-month national phase
Conventional priority deadline12 months from first filing
Patent typesInvention, Utility Model, Design
Prosecution timeline2–4 years (invention); ~6–8 months (utility model)
Trademarks
Trademark Practice in China
Brand protection, filing procedures, and opposition windows under China's trade marks regime.
Key Facts & Timelines
Madrid ProtocolMember
Filing basisNice classification, multi-class
Opposition window3 months from publication
Registration term10 years, renewable
Industrial Designs
Design Protection in China
Protecting the visual appearance of your products under China's design registration framework.
Key Facts & Timelines
Hague Agreement memberYes
Paris Convention priority6 months from first filing
Protection term15 years from filing date
Our Services
What We Handle in China
S. Kumar & Co. provides end-to-end IP services in China with coordinated filing from our New Delhi headquarters.
Available Services
Patent Filing & Prosecution — CNIPAUtility Model & Design PatentsTrademark Registration & OppositionMadrid Protocol via ChinaIndustrial Design ProtectionIP Litigation SupportIP Strategy & Consultation