{"uid":"cap_HCxWeiHn4Ydal35Yn8J9S","slug":"uspto-trademark-status-lookup-6bafef0a","name":"USPTO Trademark Status Lookup","description":"Verify a US trademark by USPTO serial number (8 digits) or registration number. Returns the word mark, LIVE/DEAD status with the detailed status description and date, filing and registration dates, current owner (name, entity type, citizenship), mark type (trademark / service mark / certification mark), standard-character flag, abandonment date when applicable, and the international classes covered with their descriptions. Authoritative real-time USPTO data — confirm a mark exists and is active before relying on it for clearance, licensing, or due-diligence work. Lookup is by number only (no text search); siblings: /api/patents/search, /api/law/case-verify.","url":"https://2s.io/api/law/trademark-status","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","queryParams"],"properties":{"type":{"const":"http"},"method":{"const":"GET"},"queryParams":{"properties":{"serialNumber":{"type":"string","description":"8-digit USPTO application serial number (XOR with registrationNumber)."},"registrationNumber":{"type":"string","description":"US registration number (XOR with serialNumber)."}}}}}}},"responseSchema":null,"example":{"request":{"input":{"type":"http","method":"GET","queryParams":{"serialNumber":"73088384"}}},"response":{"data":{"ok":true,"items":[{"url":"https://tsdr.uspto.gov/#caseNumber=73088384&caseType=SERIAL_NO&searchType=statusSearch","live":true,"mark":null,"owner":{"name":"COCA-COLA COMPANY, THE","partyType":"ORIGINAL REGISTRANT","entityType":"CORPORATION","citizenship":null},"classes":[{"status":"ACTIVE","description":"Light beverages","internationalCode":"032"}],"markType":"trademark","filingDate":"1976-05-25","statusCode":800,"statusDate":"2017-02-18","serialNumber":"73088384","statusDetail":"The registration has been renewed.","dateAbandoned":null,"registrationDate":"1977-02-01","statusDescription":"LIVE/REGISTRATION/Issued and Active","registrationNumber":"1057884","supplementalRegister":false,"standardCharacterMark":false}],"total":1,"source":{"url":"https://tsdr.uspto.gov/","license":"Public domain (US government work)","provider":"USPTO Trademark Status & Document Retrieval (TSDR)"}},"meta":{"cost":{"usd":0.0018,"tier":0},"caller":"x402","version":null,"endpoint":"law.trademark-status","settlement":{"txHash":"0x513c88afe0147063db9f6681eeae9495bcd99fd62940ad70edc931da78d57bfe","network":"eip155:8453","success":true}}}},"exampleRequest":{"serialNumber":"73088384"},"tags":["x402"],"displayCostAmount":"0.0018","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.0018/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0045","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0045","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_F9rIiGxSA2ANlE987ivu3","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0045","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up the live/dead status, ownership, and filing details of a US trademark by serial number or registration number via USPTO TSDR.","exampleAgentPrompt":"Can you check the current trademark status for serial number 73088384 on the USPTO — is it still live, and who owns it?","exampleUseCases":null,"resultDescription":"Returns a JSON object with ok=true and an items array containing trademark details: mark name, live/dead status, owner name and entity type, international class codes with descriptions, filing date, registration date, status code and description, serial number, registration number, and whether it's on the supplemental register. Also includes a source citation pointing to the USPTO TSDR database.","failureModes":["Invalid or non-existent serial/registration number returns empty items array or error","Neither serialNumber nor registrationNumber provided causes a validation error","USPTO TSDR upstream service unavailable causes timeout or 5xx error","Providing both serialNumber and registrationNumber simultaneously may cause unexpected behavior since they are XOR parameters"],"whenToPreferThis":"Use this endpoint when you need authoritative, structured USPTO trademark status data — including owner details, class codes, and live/dead status — without needing to scrape the TSDR website manually. Prefer this over general web search when you need machine-readable trademark data for legal due diligence, brand clearance checks, or IP monitoring workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:48:17.539Z","isFirstParty":false}