What are the procedures after handling the patent refund request?

1. Refund request should be made in writing, with reasons and corresponding certificates attached. For example, a copy of the charge receipt issued by China Patent Office, a remittance voucher issued by a post office or a bank, etc. The certificate provided by the post office or bank shall be the original. If the original cannot be provided, a notarized copy confirmed by the official seal of the department shall be provided.

2. Submit a statement of opinions (about expenses). The refund request shall indicate the application number (or patent number) and the refund amount information (such as bill number, fee amount, etc.). ) and payee information. If a party requests a refund through the post office, the payee information includes the name, address and postal code; If the party requests a refund through the bank, the payee information includes name, bank, account number and other information.

3. Relevant materials should be mailed to the acceptance office of China National Intellectual Property Administration Patent Office.