1. According to the applied invention, it is divided into invention, utility model and design patent;
2. According to the regionality of patents, they can be divided into domestic patents and international patents;
3. According to the different ways of obtaining patents, they can be divided into original patents and derivative patents;
4. Other classifications.
[Legal basis]
Article 2 of the Patent Law of People's Republic of China (PRC)
Inventions mentioned in this Law refer to inventions, utility models and designs.
An 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
Or the scope of protection of the patent right for invention and utility model shall be subject to the contents of the claims, which can be illustrated by the description and drawings.
The scope of protection of the patent right of design is based on the design of the product shown in the picture or photograph, and the design of the product shown in the picture or photograph can be explained by a brief explanation.