From September 5 to 8, 2025, the 15th China International Trademark & Brand Festival was successfully held in Taiyuan, Shanxi. As the most influential event in China’s trademark sector, this year’s festival gathered representatives from trademark authorities, judicial bodies, well-known enterprises, intellectual property service agencies, and experts worldwide. Participants engaged in in-depth discussions on the development of trademark brands.
The China National Intellectual Property Administration (CNIPA) has announced the top ten patent reexamination and invalidation cases of 2022, including the invalidation case of the design patent named "Automobile", which was handled by Chang Tsi & Partners. This case serves as a guide for innovative entities to deeply understand and apply relevant intellectual property laws. The attorneys representing this case were Michael Wu, Nancy Qu, and Vickie Wang.
Our office and IP Administration in regions below will be closed for Qingming Festival
The Global Information and Communication Intellectual Property Summit (GIIPS) was successfully held, Kim Lu and Michael Wu were invited to host and share the guests respectively.
We are pleased to announce that Spring Chang, Founding Partner of Chang Tsi & Partners, was awarded “2023 Client Choice: Top 15 Female Lawyers” by LEGALBAND with her abundant professional experience and high reputation among clients.
