1. design patent: design refers to a new aesthetic design made for industrial application on the shape, pattern or combination of colors, shapes and patterns of products. Generally speaking, all original designs involving product appearance can apply for design patents, and the protection period of design patents is currently 10 years. After June 2002 1 year/day, the protection period of design patent was extended from1year to1year.
2. Patent for utility model: Utility model refers to a new technical scheme suitable for practical use proposed by the pointer for the shape, structure or combination of products. The protection period of the utility model patent is 10 year;
3. Invention patent: Invention refers to a new technical scheme proposed by a pointer for a product, method or its improvement. Unlike utility model patents, invention patents can be both products and methods, while utility model patents must be products. The protection period of invention patent is the longest in domestic patent classification, which is as long as 20 years.
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.
Article 64
The scope of protection of the patent right for invention or utility model shall be subject to the content of the claim, and the description and drawings can be used to illustrate the content of the claim.
The protection scope of the patent right of design shall be subject to the design of the product shown in the picture or photograph, and the brief description can be used to explain the design of the product shown in the picture or photograph.