Chang Tsi & Partners’ IP team focuses on patents and trademarks. Managing partner Simon Tsi is experienced in arbitration, corporate, real estate and IP matters. Founding partner Spring Chang specialises in IP rights, including prosecution and enforcement of trademarks, patents, copyright and domain names.
Work highlights
Represented Johnson Controls in pursuing a trademark criminal case. This case has a positive significance in cracking down on counterfeits, safeguarding the legitimate rights and interests of the rights holders, and improving the market environment.
Acted for Twitter against the China National Intellectual Property Administration and the third-party Shenzhen Fei Shite Technology regarding invalidation against trademark for “Twitter and Device”.
Key Clients
HBI Branded Apparel Enterprises, TOTO.
