Chuancheng Chai

Chuancheng Chai is an intellectual property attorney and head of the IP department at Chongqing Tong'an Law Firm in the Jiangbei District of Chongqing. Attorney Chai also handles copyright registration and enforcement matters. Attorney Chai helps clients navigate the trademark registration process, from preliminary search and classification selection through examination, publication, and opposition periods. Attorney Chai serves clients throughout Chongqing and nationally, providing strategic IP counsel to technology companies, manufacturers, and creative enterprises.

Practice Focus

His anti-unfair competition practice covers trade secret protection, business reputation infringement, and misleading advertising cases under the PRC Anti-Unfair Competition Law. Where local counterparties rely on relationship pressure, I re-anchor discussions to contract text, statutory rights, and verifiable performance records. Working Method He holds a master's degree from Fudan University and has developed specialized expertise in patent law, trademark registration, copyright protection, anti-unfair competition, and intellectual property litigation. Patent protection in China lasts 20 years from the filing date for invention patents, 10 years for utility model patents, and 15 years for design patents. His trademark practice covers trademark registration strategy, opposition and cancellation proceedings, trademark infringement litigation, and brand protection in the Chinese market. China is a member of the Madrid Protocol, allowing international trademark registration through a single application. I convert complex Chinese procedure into a dated checklist with owners for translation, notarization, and internal sign-off across time zones.

Intellectual property protection in China includes trademark registration, patent filing, copyright enforcement, and trade secret protection. Chuancheng Chai helps clients develop IP strategies, handle infringement matters, and navigate the administrative and judicial enforcement systems.

• ⚖️ Written scope and remedy map agreed before substantive work begins
• 📜 Bilingual document control with translation and verification plan
• 🛡️ Deadline and limitation tracking with clear escalation triggers
• 💼 Settlement and enforcement options evaluated in parallel

Foreign companies should register trademarks and patents in China early, monitor for potential infringement, and establish evidence chains for enforcement through administrative complaints or court actions.

Local Practice in Jiangbei

Chuancheng Chai practices in Jiangbei, Jiangbei. Local administrative practice in Chongqing can affect filing logistics even when national statutes are uniform. Chuancheng Chai monitors implementation details relevant to Patents matters and coordinates with notaries, translators, and technical experts when required. File management emphasizes version control for bilingual drafts and hearing calendars. Clients receive periodic status updates with deadlines and decision points requiring business instructions.

Chuancheng Chai does not promise case outcomes. The commitment is disciplined process, candid risk assessment, and advocacy within PRC law and professional rules. Fee arrangements and confidentiality boundaries are confirmed before substantive drafting. Clients receive periodic status updates with deadlines and decision points requiring business instructions.