The official website for national patent number inquiry is: State Intellectual Property Office, the website address is ipa.gov.cn/

1. The State Intellectual Property Office is a national bureau managed by ministries and commissions of the State Council. It is managed by the State Administration for Market Regulation and its administrative level is deputy ministerial level.

2. Responsible for protecting intellectual property rights, promoting the construction of the intellectual property protection system, responsible for the registration and administrative adjudication of trademarks, patents, and geographical indications of origin, and guiding trademark and patent law enforcement.

3. The administrative establishment of the State Intellectual Property Office is 143 (including 3 members of the two committees and 1 member of the emergency dispatch staff). There is 1 director, 4 deputy directors, and 24 directors and deputy directors (including 1 full-time deputy secretary of the party committee of the agency).

4. The State Intellectual Property Office is a national bureau managed by the State Administration for Market Regulation and is at the deputy ministerial level.