OSF US Patent Search (USPTO Open Data Portal)
https://api.osf-master-server.com/x402/patents/search/:queryOverview
Search granted US patents from the USPTO Open Data Portal by keyword: invention title, assignee company, inventor name, patent number, or technology area. Returns patent number, title, grant date, filing date, assignee, inventors, USPC classification and a provenance URL per match. For prior art checks, freedom to operate research, competitor IP monitoring, and patent portfolio lookup.
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