Legal analysis: The specific types of patent applications are as follows: 1, invention patents. You may apply for a patent for invention for a new technical proposal or improvement of a product or method; 2. Patent for utility model. You can apply for a patent for utility model for a new technical scheme that is suitable for practical use according to the shape, structure or combination of products; 3. Design patent. A new design that is aesthetically pleasing and suitable for industrial application is made according to the shape, pattern or combination of them, and the combination of color and shape and pattern, and can apply for a patent for design.
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.