Legal analysis: 1. The term of invention patent rights is twenty years; 2. The term of utility model patent rights is ten years; 3. The term of design patent rights is fifteen years, all of which are self-application Calculated from date.
Legal basis: "Patent Law of the People's Republic of China"
The term of invention patent right in Article 42, Paragraph 1, is twenty years, and the term of utility model patent right is The term of a design patent is ten years, and the term of a design patent is fifteen years, both calculated from the date of application.
Article 44 If any of the following circumstances occurs, the patent right shall be terminated before the expiration of the term: (1) Failure to pay annual fees in accordance with regulations; (2) The patentee gives up his patent in a written statement Right. If the patent right is terminated before the expiration of the term, it shall be registered and announced by the patent administration department of the State Council.