US Patent Office Search
Official US Patent and Trademark Office searchable patent database. Covers US patents and applications.
Platforms: Web · Last verified September 7, 2026
Official US Patent and Trademark Office searchable patent database. Covers US patents and applications.
Only use this tool against systems you own or are explicitly authorized to test — see the disclaimer.
Getting started
Best for: US patent search. See the official site linked above for details.