1Request
stringRequired

kind

stringRequired

The identifier value, e.g. 11234567.

stringRequired

Identifier type. patent: patentNumber, applicationNumber (digits, no slash), publicationNumber. trademark: serialNumber, registrationNumber.

number

page

number

rows_per_page

5 credits
Codefollows the fields above
const result = await firecrawl.scrape({
  alexandria: {
    provider: "uspto-gov",
    capability: "intellectual-property/assignments",
    options: {
      kind: "patent",
      property: "11234567",
      search_by: "patentNumber",
    },
  },
});
2Response example

This is a sample shape. Press Run to see live data from USPTO patents, trademarks and assignments.

{
  "assignments": [
    {
      "assignees": [
        {
          "address_lines": [
            "89 A STREET",
            "SUITE 100"
          ],
          "city": "NEEDHAM",
          "country": "UNITED STATES",
          "name": "SHARKNINJA OPERATING LLC",
          "postal_code": "02494",
          "state": "MASSACHUSETTS"
        }
      ],
      "assignors": [
        {
          "execution_date": "11/26/2018",
          "name": "THORNE, JASON B."
        },
        {
          "execution_date": "10/05/2018",
          "name": "CALVINO, ALEXANDER"
        },
        {
          "execution_date": "09/28/2018",
          "name": "SU, MINGSHUN"
        },
        {
          "execution_date": "09/28/2018",
          "name": "YANG, ROBERT"
        },
        {
          "execution_date": "11/28/2018",
          "name": "CAI, CHARLIE"
        },
        {
          "execution_date": "10/01/2018",
          "name": "HOWES, GORDON"
        },
        {
          "execution_date": "11/26/2018",
          "name": "BOND, BRIAN M."
        },
        {
          "execution_date": "11/26/2018",
          "name": "CORNELIUS, LEANNA"
        }
      ],
      "conveyance": "ASSIGNMENT OF ASSIGNOR'S INTEREST",
      "conveyance_code": 23,
      "correspondent": {
        "address_lines": [
          "55 SOUTH COMMERCIAL STREET",
          "GROSSMAN TUCKER PERREAULT & PFLEGER",
          "MANCHESTER, NH 03101"
        ],
        "name": "KEVIN J. CARROLL"
      },
      "execution_date": "11/28/2018",
      "frame_number": 718,
      "image_url": "https://assignmentcenter.uspto.gov/ipas/search/api/v3/public/download/patent/47902/718",
      "mail_date": "01/07/2019",
      "page_count": 7,
      "recordation_date": "01/04/2019",
      "reel_frame": "47902/0718",
      "reel_number": 47902
    },
    {
      "assignees": [
        {
          "address_lines": [
            "7105 CORPORATE DR"
          ],
          "city": "PLANO",
          "country": "UNITED STATES",
          "name": "BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT",
          "postal_code": "75024",
          "state": "TEXAS"
        }
      ],
      "assignors": [
        {
          "execution_date": "07/20/2023",
          "name": "SHARKNINJA OPERATING LLC"
        }
      ],
      "conveyance": "NOTICE OF GRANT OF SECURITY INTEREST IN PATENTS",
      "conveyance_code": 40,
      "correspondent": {
        "address_lines": [
          "100 NORTH TRYON STREET",
          "SUITE 4700, ATTN: IP DEPARTMENT",
          "CHARLOTTE, NC 28202"
        ],
        "name": "MOORE & VAN ALLEN PLLC"
      },
      "execution_date": "07/20/2023",
      "frame_number": 98,
      "image_url": null,
      "mail_date": "08/17/2023",
      "page_count": 65,
      "recordation_date": "07/20/2023",
      "reel_frame": "64600/0098",
      "reel_number": 64600
    }
  ],
  "kind": "patent",
  "next_page": null,
  "observed_at_ms": 1789795534313,
  "page": 1,
  "property": "11234567",
  "property_summary": {
    "applicationNumber": "16117894",
    "fillingDate": "08/30/2018",
    "internationalPublicationDate": null,
    "internationalRegistrationNumber": null,
    "inventionTitle": "VACUUM CLEANER TOOL HAVING A ROTATABLE DUCT FOR MOVING BETWEEN A USE POSITION AND STORAGE POSITION ON A VACUUM CLEANER",
    "inventors": "THORNE, Jason B.; CALVINO, Alexander; SU, Mingshun; YANG, Robert; CAI, Charlie; HOWES, Gordon; BOND, Brian M.; CORNELIUS, Leanna",
    "issueDate": "02/01/2022",
    "patentNumber": "11234567",
    "pctNumber": null,
    "pctNumber17": null,
    "propertySequenceNumber": 0,
    "publicIndicator": "Y",
    "publicationDate": "03/07/2019",
    "publicationNumber": "US20190069740A1"
  },
  "search_by": "patentNumber",
  "source_url": "https://assignmentcenter.uspto.gov/search/patent",
  "total_rows": 2
}
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