The term of patent right refers to the legal term and termination time 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.
Design patent is the object of patent right and the object of patent law protection, which refers to the design that should be granted patent right according to law. It is completely different from the invention or utility model, that is, the design is not a technical solution. Article 2 of China's Patent Law stipulates: "Appearance design refers to a new design that is aesthetically pleasing and suitable for industrial application based on the shape, pattern or combination of products, as well as the combination of color and shape and pattern. Visible, the design patent shall meet the following requirements:
(1) refers to the design of shape, pattern, color or their combination;
(2) It must be the design of product appearance;
(3) it must be beautiful;
(4) It must be suitable for industrial application.