Invention patent: refers to a new technical scheme proposed for a product, method or its improvement. An invention that can be patented can be a product invention or a method invention.
Patent for utility model: refers to a new technical scheme suitable for practical use for the shape, structure or combination of products. An application for a patent for utility model must be a product patent application.
Design patent: a new design of a product's shape, pattern, color or their combination, which is aesthetic and suitable for industrial application. The new design can be a graphic design of lines, patterns or colors, or a three-dimensional modeling of the product. China's patent can be seen by the patent number. The first number after the year in the application number is 1 or 8, indicating the year of invention patent, and the first number after the year of utility model patent is 2, indicating that the first number after the year of utility model patent is 3 or 9, indicating the patent for appearance.