China Pat Intellectual Property Office

Firm overview:

China PAT Intellectual Property Office, established in 2003, offers a one-stop solution in IP matters and has offices in Beijing, Hong Kong, Xi'an, Suzhou, Changsha, Wuhan, and Shenzhen, as well as foreign desks in Tokyo and Washington, DC. The firm has over 500 professionals, specialised in patent, copyright, trademark, and industrial design matters, spanning a range of technical fields including ICT, AI, Metaverse, blockchain, gene tech, and fintech.

China PAT has managed over 15,000 PCT filings and over 10,000 patent applications, managed by a team of over 300 patent attorneys. The firm has a success rate of 90% in patent invalidations and 80% in patent administrative and infringement litigations.

China PAT’s clients range from multinational Fortune 500 companies to innovative start-ups, extending the firm’s reach to about 60 jurisdictions worldwide.

Team overview:

Our team includes over 270 patent attorneys and more than 20 trademark and copyright attorneys, many of whom are former patent examiners and corporate legal directors with international experience. This rich diversity of expertise ensures that we deliver exceptional service across all traditional and cutting-edge technological sectors. China Pat Intellectual Property Office has 17 partners, and 37 other lawyers, with significant activity in patents.

Managing partner Kelly Yao focuses on patents, trademarks, and copyright. Yao is experienced in portfolio management and litigation.

Yajie Jiang is the co-founder and head of the Patent Prosecution Team. She specialises in patent prosecution and has successfully managed complex cases, including PCT international applications.

Partner Chunguang Hu represents a diverse clientele in patent prosecution and design protection ranging from startups to global corporations. He was elected as a director of the Beijing Patent Attorneys Association in 2023.