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 the protection of 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 the enforcement of trademarks and patents, etc.

3. The administrative establishment of the State Intellectual Property Office is 143 (including 3 staff establishments of the two committees and 1 mobile establishment for assistance). 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.