{"uid":"cap_x_HIZFcp5Cwxm7tzd-tGm","slug":"patentpulse-patent-status-lookup-3b2b8717","name":"PatentPulse Patent Status Lookup","description":"Patent status lookup / legal status / remaining patent life / expiry by patent number. Returns full patent details (title, type, claims, CPC/USPC classes, assignees, inventors, abstract), an estimated ~20-year expiry and years remaining, plus maintenance and citation profile for any US patent ID. For IP and patent agents.","url":"https://patentpulse.theaslangroupllc.com/api/patent/status","method":"GET","headers":{},"bodySchema":{"type":"object","required":["id"],"properties":{"id":{"type":"string","description":"Patent number (e.g. 10000000 or US10,000,000)"},"lang":{"type":"string","description":"lang"}}},"responseSchema":{"type":"json","example":{}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_UL_Fc4_TVdRM4BQMCNtbx","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieves full legal status, expiry estimate, claims, classifications, and maintenance/citation profile for any US patent by patent number.","exampleAgentPrompt":"Can you pull up the full details on US patent number 10,123,456 — I need the legal status, estimated expiry date, years remaining, inventors, assignees, and the CPC classifications?","exampleUseCases":[{"title":"Verify competitor patent validity and strength","prompt":"I need you to look up patent 11,456,789 for me — our competitor just cited it in a lawsuit. Can you check if it's still in force, how many years are left, and pull the full claims and citation history so we can assess how strong their position really is?"},{"title":"Check patent portfolio expiration schedule","prompt":"We're managing a licensing deal and need to know which of our patents are expiring soon. Can you pull up details on patents 9,876,543 and 10,234,567 — specifically the estimated expiry dates, years remaining, and current maintenance fee status for each one?"},{"title":"Evaluate freedom to operate risk","prompt":"Before we launch our new product line, I need you to check patent 10,654,321 that a potential competitor owns. Give me the full abstract, all the claims, the CPC classifications, and tell me if it's still active and when it expires so we can assess our freedom to operate."}],"resultDescription":"Returns a JSON object containing the patent title, type, full abstract, claims list, CPC and USPC classification codes, assignees, inventors, an estimated ~20-year expiry date, years of life remaining, maintenance fee status, and citation profile for the requested US patent.","failureModes":["Invalid or malformed patent number returns a 400 error","Patent number not found in database returns a 404","Payment not included or insufficient USDC returns a 402","Rate limit exceeded returns a 429","Service unavailable returns a 503"],"whenToPreferThis":"Use this endpoint when you need comprehensive US patent details including legal status, expiry estimates, and classification data for a specific known patent number. Prefer this over trademark search sibling endpoint when dealing with patents rather than trademarks. Ideal for IP agents, patent attorneys, and innovation analysts needing structured patent metadata without scraping USPTO directly.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:41:36.016Z","isFirstParty":false}