There are three kinds of patents in China: invention, utility model and design. Are invisible, not tangible.
The invention and utility model patent is actually a technical scheme. This product can adopt this technical scheme, and that product can also adopt this technical scheme. The technical scheme is intangible and not limited to an actual product. In addition, the invention patent may also be a method, and the method is intangible. It is actually a set of operation steps and a concrete behavior process.
Appearance design is a kind of design with aesthetic feeling and suitable for industrial application. The design itself is intangible and can only be adopted by actual products.