USPTO AI Patent Search — describe an invention in plain English

Patent offices — searches up to 3 at once

Searching 1 of 3 offices. Pick more to search them together.

Describe an invention in plain English. Our agent searches US patents, refining its own queries until it finds the closest art.

About US patent search

Search United States patent grants and published applications from the US Patent and Trademark Office (USPTO), full text included. The AI agent turns your description into queries against the official data, follows the strongest leads and returns the closest prior art with the reasons it matched.

Classic search covers title, applicant, inventor, examiner, CPC class, application and patent numbers, with filing, publication, grant and priority date ranges.