The applicant may submit a patent application directly to China National Intellectual Property Administration in person, by post or through a local agency. China National Intellectual Property Administration established an electronic application system on March 6, 2004. Applicants can submit patent applications through the website of China National Intellectual Property Administration Municipal Government.
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 undergo early publication and substantive examination in the examination and approval, and there are only three stages: acceptance, preliminary examination and authorization.
The content of this article comes from: China Law Publishing House "General Knowledge Series of Legal Life"