Legal analysis: There are three kinds, 1. Invention patent. An invention refers to a new technical scheme proposed for a product, method or its improvement. The so-called products refer to all kinds of new products that can be manufactured in industry, including solids, liquids and gases with certain shapes and structures. 2. Patent for utility model. Utility model refers to a new technical scheme suitable for practical use for the shape, structure or combination of products. 3. Design patent. Appearance design refers to the new design of the shape, pattern or combination, color, shape and pattern of a product, which is aesthetic and suitable for industrial 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.