1. Query before application
2. Preparation of application documents
To apply for a patent for invention, the application documents shall include: the request for a patent for invention, the specification (if the specification has attached drawings, it shall be submitted), the patent claim, and the abstract (if necessary, it shall have attached drawings) in duplicate.
3. The department that accepts the patent application
When applying for a patent, the applicant shall directly submit or mail the application documents to the "China National Intellectual Property Administration Patent Office Reception Office" (hereinafter referred to as the Patent Office Reception Office), or submit or mail them to the local China National Intellectual Property Administration Patent Office agency.
4 patent examination and approval procedures
According to the Patent Law, the examination and approval procedure of an application for a patent for invention includes five stages: acceptance, preliminary examination, publication, actual examination and authorization. The application for a patent for utility model or design does not carry out early publication and substantive examination in the examination and approval, but only has three stages: acceptance, preliminary examination and authorization.