Validity of 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: Article 2 of the Patent Law of People's Republic of China (PRC) Invention-creation as mentioned in this Law refers to inventions, utility models and designs.

Invention refers to a new technical scheme proposed for a product, method or its improvement.

Utility model refers to a new practical technical scheme for the shape, structure or combination of products.

Appearance design refers to a new design that is aesthetically pleasing and suitable for industrial application, which is made on the shape, pattern or their combination of products and all or part of the combination of colors, shapes and patterns.