According to the patent law of our country, the invention mentioned in the patent law refers to a new technical scheme proposed for a product, method or its improvement. Invention patents include product patents and method patents. Product invention refers to the product directly produced by the technical scheme provided by the inventor to solve specific problems. Method invention refers to the operation method and technological process created for manufacturing products or solving a technical problem. You can visit this website: /sipo/
On the right, you can find the authorized patents in China Patent Search. You can look at other people's patents. Type the name of the dish in the keyword, such as soup, and then select the name in the search item to view it.