This paper introduces three methods of inquiring the application number of invention patent.

The application number of the invention patent refers to the number of the invention patent granted, according to which the description of the patent can be found. The patent application number is represented by 12 Arabic numerals. Do you know how to look up the invention patent application number? Here are three ways to query the application number of invention patent. Three methods of inquiring the application number of invention patent This paper introduces three methods of inquiring the application number of invention patent. 1. It can be inquired through China Patent Inquiry System. 2. Patent number inquiry website //cpquery.sipo.gov.cn/3, China National Intellectual Property Administration, formerly known as People's Republic of China (PRC) * * and China Patent Office (hereinafter referred to as China Patent Office). 1980 was established with the approval of the State Council. During the institutional reform in the State Council from 65438 to 0998, China Patent Office was renamed as China National Intellectual Property Administration, which became an institution directly under the State Council, and was in charge of the comprehensive coordination of patent work and foreign-related intellectual property affairs. China National Intellectual Property Administration Patent Office is a subsidiary of China National Intellectual Property Administration. China National Intellectual Property Administration entrusted the China National Intellectual Property Administration Patent Office to be responsible for the acceptance, examination, reexamination and authorization of patent applications and the examination of requests for invalidation.