How to inquire about patent license filing?

Legal Analysis: The above knowledge is Bian Xiao's answer to the question "How to inquire about patent license records". According to the Administrative Measures for Filing Patent License Contracts, if the patent license contracts have been filed, China National Intellectual Property Administration will have the filing data and provide it to the public for inquiry. Readers who need legal help are welcome to Hualv.com for legal consultation.

Legal basis: Measures for the Administration of Filing Patent Licensing Contracts

Eighteenth local filing departments shall, within 3 days after completing the filing procedures, submit the filing opinions and application documents submitted by the parties to China National Intellectual Property Administration.

Nineteenth China National Intellectual Property Administration set up a patent contract filing database to manage the filing data and provide public inquiries.

Article 20 The relevant contents of patent contract filing shall be registered in the patent register by China National Intellectual Property Administration, and the following contents shall be announced in the patent bulletin: contract case number, assignor, assignee, main classification number, patent number, patent application date, authorization announcement date, contract nature, application date, contract performance period, contract modification, etc.