1. Write the patent application documents, make the application documents, submit the patent application, and obtain the patent application number.
2. accept. Relevant institutions that meet the acceptance conditions shall accept it.
3. First instance. After the preliminary examination, the application for a patent for invention will be published in the patent bulletin and website 18 months after the application date.
4. Substantive review. Within 3 years from the date of application, the applicant may file an application for real examination with the Patent Office at any time.
5. After substantive examination, the patent conforms to the practicality, novelty and creativity of the invention, and the patent right is granted, and the patent application maintenance fee, annual fee, printing fee and certificate fee are paid in accordance with the regulations to obtain the invention patent certificate; Authorized invention patents will be published.