{"name":"patent-search","description":"USPTO patent search / US patent database / Google Patents alternative / prior-art finder / freedom-to-operate research / inventor + assignee patent lookup / CPC classification browser / patent-filing date-range query / patent landscape feed. Searches issued US patents and published applications via the USPTO Open Data Portal. Filter by free-text keywords, inventor last-name, assignee/owner, CPC class (e.g. 'G06N' for AI/ML), filing-date floor/ceiling, and limit. Returns each match's application number, title, abstract, inventors, assignees, filing/publication dates, and CPC classifications, plus an optional Venice plain-English summary of the top result.","price":"$0.05","method":"POST","input_schema":{"properties":{"query":{"type":"string","description":"Free-text search keywords (e.g. 'quantum error correction', 'mRNA vaccine')."},"inventor":{"type":"string","description":"Inventor last-name filter (case-insensitive, e.g. 'Hassabis')."},"assignee":{"type":"string","description":"Assignee/owner name filter (e.g. 'Google', 'IBM Corporation')."},"cpc":{"type":"string","description":"CPC classification code prefix (e.g. 'G06N' for AI/ML, 'A61K' for pharmaceuticals)."},"date_from":{"type":"string","description":"Filing-date floor in YYYY-MM-DD format. Inclusive."},"date_to":{"type":"string","description":"Filing-date ceiling in YYYY-MM-DD format. Inclusive."},"limit":{"type":"number","description":"Max patents to return. 1-50. Default 10 (most-recent-first)."},"summarize":{"type":"boolean","description":"If true, attaches a Venice plain-English summary to the top result. Adds latency. Default false."}},"required":["query"]},"input_example":{"query":"quantum computing","limit":5},"output_example":{"query":"quantum computing","total":1234,"returned":5,"patents":[{"application_number":"17/123456","publication_number":"US2023/0123456A1","title":"Quantum error correction via surface codes","abstract":"A method and system for performing fault-tolerant quantum computation...","inventors":["John Smith","Jane Doe"],"assignees":["Acme Quantum Corp"],"filing_date":"2023-04-15","publication_date":"2024-10-20","cpc_classifications":["G06N10/00","G06N10/70"],"uspto_url":"https://ppubs.uspto.gov/dirsearch-public/print/downloadPdf/..."}],"summary":null,"source":"USPTO Open Data Portal"},"x402_payment_required":true,"x402_facilitator":"https://api.cdp.coinbase.com/platform/v2/x402"}