How long is the duration of the patent right?

Legal analysis: the term of patent right refers to the expiration and termination time of the legal term of patent right. If the patent right has not been terminated for other reasons since the announcement of the authorization of the patent right, the patent right shall be terminated on the expiration of the patent right period. According to the provisions of the patent law, the term of invention patent is 20 years; The term of utility model patent and design patent is 10 year, counting from the date of application.

Legal basis: People's Republic of China (PRC) Patent Law.

Article 42 The term of patent right for invention is 20 years, and the term of patent right for utility model and patent right for design is 10 years, counting from the date of application.

Article 43 The patentee shall pay the annual fee from the year when the patent right is granted.

Article 44 In any of the following circumstances, the patent right shall be terminated before the expiration of the time limit:

(a) failing to pay the annual fee in accordance with the provisions;

(2) The patentee waives his patent right in writing.

Where the patent right is terminated before the expiration of the time limit, it shall be registered and announced by the patent administration department of the State Council.