What Is the USPTO? Its Role, Responsibilities and Official Services

USPTO stands for the United States Patent and Trademark Office. It is a U.S. federal agency under the Department of Commerce, responsible for granting U.S. patents and registering trademarks. Its official website is uspto.gov.

This is an independent introduction from CNIPA.AI, not an official USPTO page. If you already know which service you need, the official website is the right starting point for current procedures, accounts and fees.

What does the USPTO do?

The agency's About Us page describes three central functions: granting patents, registering trademarks, and advising the U.S. administration on intellectual-property policy through the Secretary of Commerce. It also describes international cooperation, training and educational work.

These responsibilities explain why the same agency website serves inventors, businesses, researchers and patent or trademark practitioners. A researcher may need a published document, while an applicant needs a procedural service. Those tasks should not be treated as the same workflow.

Patents and trademarks serve different purposes

A patent inquiry concerns a claimed invention and its supporting disclosure. A trademark inquiry concerns a sign used to identify the source of goods or services. A product may raise both kinds of questions, but the search tools, applications and examination requirements differ.

For example, the technical operation of a new device and the name under which it is sold are different subjects. Start with the USPTO's patent information or trademark information according to the question. Do not assume that completing one process deals with the other.

Which official service should you open?

• To find patents and published applications: Patent Public Search.
• For application-status questions and relevant application services: Patent Center, following the current access requirements.
• For documented data products and APIs: the Open Data Portal.
• For trademark matters: begin with the USPTO trademark section, which links to its current tools and guidance.

The USPTO search and status guide explains the patent tools in more detail. An official account or API key must come through the relevant official process; this site does not provide either.

An application, a publication and a grant are different

Submitting an application starts a procedure; it does not mean a patent has been granted. A published application is a public document, while the relevant application record describes procedural events. When evaluating a particular document, keep its identifier, version, dates and source together.

Likewise, a U.S. patent grant should not be read as a worldwide grant. If your project involves other jurisdictions, identify the relevant offices and records separately. Our global patent-office guide provides starting links.

Where independent software fits

Research and drafting software can help organize documents, prepare text and review a working draft. Those activities are separate from official examination, registration, fee payment and filing acknowledgements.

CNIPA.AI provides an independent patent research and drafting workspace. If you are preparing a U.S. application, our nonprovisional drafting guide explains the difference between a draft document and the full application package. It does not replace the USPTO's requirements or matter-specific professional advice.

Is CNIPA.AI part of the USPTO?

No. References to the USPTO explain the relevant agency and provide links to its services; they do not indicate affiliation or endorsement.

Does a USPTO search result tell me whether I may use a technology?

Not by itself. That question requires the relevant claims, territory, status, dates and facts about the proposed use. A search result is a source to investigate, not a clearance opinion.

Sources

Agency responsibilities were checked against USPTO About Us on September 23, 2026. Service distinctions follow the official Patent Public Search page. Use the official pages for current procedures and updates.