To apply for a patent, the necessary application documents must be submitted to China National Intellectual Property Administration in accordance with the regulations. The application documents can be delivered directly to the acceptance office and agencies in China National Intellectual Property Administration, or sent by registered mail to China National Intellectual Property Administration, or you can entrust an agent to handle it.
The flow chart of patent application and examination for invention, utility model and design is as follows:
However, it should be reminded that the patent application will be made public after it is authorized. Moreover, the patent of this ancestral plaster may not be able to apply.