After the expiration of the validity period of a trademark, a trademark agency may be entrusted to file with the Trademark Office or directly go to the trademark registration hall of the Trademark Office to handle the trademark renewal business. Prepare the application documents, submit the application documents and pay the renewal fee. Three steps of application: (1) To prepare the application documents, the application documents to be submitted are: (1) application for trademark renewal registration; (2) identification document (photocopy) of the applicant; (3) power of attorney submitted by the entrusted agent; (4) photocopy of the registration certificate; (5) If the application documents are in foreign languages, a Chinese translation signed and confirmed by the translation agency shall also be provided. (2) Submit the application form 1. If the applicant goes directly to the trademark registration hall, after the application form is ready, submit it at the acceptance window of the trademark registration hall, and the staff at the window will confirm whether the application form is qualified. 2. Where a trademark agency is entrusted, the trademark agency shall serve the application to the Trademark Office. (3) Payment of renewal fee.

legal ground

Article 40 of the Trademark Law of People's Republic of China (PRC) * * * If the registered trademark needs to be used again after the expiration of its term of validity, the trademark registrant shall go through the renewal procedures in accordance with the provisions within 12 months before the expiration; If it has not been handled during this period, it can be extended for six months. The validity period of each renewal registration is ten years, counting from the day after the last expiration of the trademark. If the renewal formalities are not completed at the expiration of the period, the registered trademark shall be cancelled. The Trademark Office shall announce the renewed registered trademark.