How long is the patent right valid?

Legal analysis: The legal protection of patent right is limited in time. The term of invention patent right in China is 20 years, and the term of utility model patent right and design patent right is 10 years, both of which are counted 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.