Data sources / Intellectual property

USPTO trademark records

Federal trademark application and registration records available through Trademark Status and Document Retrieval. The record concerns a mark and its prosecution history, rather than the whole operating business.

Last reviewed 14 October 2026 · report an error

Publisher: U.S. Patent and Trademark Office
Access: Free
Coverage: Federal trademark application and registration records available through Trademark Status and Document Retrieval. The record concerns a mark and its prosecution history, rather than the whole operating business.
Identifiers: Trademark serial number; Registration number
Freshness: Record-driven; inspect current status and dated documents together.
Official URL: https://tsdr.uspto.gov/

What it can establish

Use USPTO trademark records for a defined acquisition-research question. Match each record to the right entity using its identifiers (Trademark serial number, Registration number) before accepting its contents, and keep U.S. Patent and Trademark Office's own scope and attribution on the finding.

The owner, status, goods and services description, and documents recorded for a particular application or registration.
A useful identity lead when an operating brand differs from the legal name shown in company or registry materials.

What it cannot establish

Ultimate beneficial ownership of the operating company, the value of a brand, or an exhaustive inventory of all rights used by a business.
That every described service is currently sold, or that a trademark record alone resolves enforceability, licensing or transaction perimeter.

A search that returns nothing in USPTO trademark records describes the search performed. Coverage here is federal trademark application and registration records available through Trademark Status and Document Retrieval, so a missing record becomes a negative finding only where that coverage reaches the company in question and the evidence standard supports the inference. Otherwise the question stays open.

How Docket uses it

Your acquisition criteria become the agents' questions. USPTO trademark records can support some of them and leave others unanswered; its freshness (record-driven; inspect current status and dated documents together) is weighed answer by answer and it receives no blanket reliability score.

Triage. Uses a mark's recorded owner as a lead for connecting a trading name to a legal entity.
Scout. Collects exact owner and status language, keeping the mark identifier and relevant document dates attached.
Audit. Checks whether retained documents support the brand-to-entity connection and whether the stated owner is a holding entity.

Scout records typed answers from a fixed list with verbatim quotations from retained pages. Audit reviews only the retained material, with every fetch tool denied. It settles supported contradictions, strikes unquotable answers and leaves gaps visible. See the research-agent method and screening criteria guide for the surrounding workflow.

Pitfalls and review questions

A mark can be held by an affiliate and licensed to another operator. Shared branding does not establish common acquisition perimeter.
Similar marks and historic applicants can produce convincing wrong matches. Confirm the identifier, goods and services, and address context before accepting an identity finding.

What a trademark record shows

A trademark record in the federal system shows the mark, the owner of record and its entity type and state or country, the goods and services, filing and registration dates, and a status history. The examining manual explains how those fields are determined and what status terms mean. The record can be searched by owner name, which makes it a way to connect a brand to a legal entity.

Registered marks require maintenance filings at set intervals, so a live registration shows continuing use declarations. Ownership transfers are recorded separately as assignments, and the statute governing assignment sets conditions on transfers of marks. The chain of recorded assignments shows how a brand moved between entities.

Limits and cautions

A registration shows rights claimed in a mark, and the owner of record may be a parent, a holding entity or an individual rather than the operating company. A business can operate under a mark it has not registered, or register one it does not use. Registration does not confirm that a company is active or what it earns.

Addresses on filings can be correspondence addresses of a law firm. Use them as leads, not as the company's location. When an assignment is recorded, check its date and the execution date, since recording can lag the transfer.

Illustration (fictional)

A researcher is trying to identify who stands behind the Cardboard Comet brand. A registration lists a holding company as owner. A recorded assignment two years earlier shows the mark moved from an individual to the holding company, and the holding company's registry record lists the operating company as a related entity. The researcher records each step with its document and treats the operating company link as a hypothesis until another source confirms it.

Intellectual property

USPTO patent assignments

That a document identifying parties, affected patent assets and a stated conveyance was recorded with the office.

Filings and registries

State business registries

Legal existence, registered name, entity identifier and the particular status or filing information made public by that jurisdiction.

Company-published

Company websites

What the identified company publicly says about its services, footprint, customers or ownership on a retained page.

Sources and further reading

Trademark Status and Document Retrieval (TSDR), U.S. Patent and Trademark Office. Ownership, addresses and specimens of use. A trading name's real owner is frequently here and nowhere else.
Trademark Manual of Examining Procedure (TMEP), U.S. Patent and Trademark Office. The examining rules that explain what a trademark record's owner, entity type and status fields mean.
15 U.S.C. 1060: Assignment (Lanham Act), Legal Information Institute, Cornell Law School. The statute governing transfer and recording of trademark assignments.
OpenCorporates, OpenCorporates. Aggregated company registry data across jurisdictions, with provenance back to the filing source.

These links identify research contexts to investigate, rather than conclusions about sector attractiveness. Ask how USPTO trademark records would be used on your list or return to the complete source directory.

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