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An official website of the United States government Here’s how you know keyboard_arrow_down

An official website of the United States government

The .gov means it’s official. Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

The site is secure. The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

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U.S. flag

An official website of the United States government Here’s how you know keyboard_arrow_down

An official website of the United States government

The .gov means it’s official. Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

The site is secure. The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

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United States Patent and Trademark Office - An Agency of the Department of Commerce

Establishing the new fit

Designed to decrease discomfort for female runners, the sports bra has become an athletic necessity as well as a modern fashion staple. Full story >

New to Intellectual Property?

The IP Champions educate local communities on the importance of IP protections such as patents, trademarks, copyrights, and trade secrets to innovation.

Th e unique online platform is free and available to anyone with an internet connection.

Bringing emerging and early-stage innovations to the marketplace spurs entrepreneurship and other economic activity, helps create jobs, and contributes to economic prosperity.

The Offices concluded that existing statutory enforcement mechanisms are currently sufficient to address infringement concerns related to NFT applications.

PTAB LEAP to Chambers event

Director's blog

Two spotlights shining across each other displaying the letters “I” and “P”

IP Identifier

Free Services graphic depicting a megaphone projection various intellectual property services icons.

Improved filtering

Additional information about this page

U.S. flag

An official website of the United States government Here’s how you know keyboard_arrow_down

An official website of the United States government

The .gov means it’s official. Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

The site is secure. The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Jump to main content

United States Patent and Trademark Office - An Agency of the Department of Commerce

Search our trademark database

Trademark Search system  

See our trademark search system updates page for more information about the new search system:  

  • Learn about the upcoming summary page feature, which allows you to see key information about an application or registration from your search results, without going to the Trademark Status and Document Retrieval (TSDR) system.  
  • Watch previous webinars to learn how to use the new system, and download webinar handouts to help you along the way. 

Are you a trademark practitioner or experienced searcher? Check out the transitioning from TESS handout to help you translate your search string syntax.  

Title Learn about searching

  • Why search for similar trademarks
  • Likelihood of confusion
  • Using coordinated classes
  • Design search codes

Title Clearance searching

  • Comprehensive clearance search for similar trademarks
  • Federal trademark search
  • Getting started handout
  • Field tag searching handout
  • Field tag searching with regex handout

Title Helpful references

  • Trademark ID Manual
  • Design Search Code Manual
  • Trademark search help information
  • Transitioning from TESS handout
  • Trademark search system updates

New trademark search screenshot

Director's Blog

Don't get fooled by trademark scams

WEBINAR RECORDING

screenshot of trademark basics webpage showing registration process steps and links to the webpages

Additional information about this page

IMAGES

  1. How to do a Patent Search?

    u.s. patent assignment search

  2. Free Patent Assignment Template & FAQs

    u.s. patent assignment search

  3. Free Patent Search: Find Free Patent Search Databases

    u.s. patent assignment search

  4. Patent Search Guidelines

    u.s. patent assignment search

  5. Patent Assignment Search

    u.s. patent assignment search

  6. How to Search and Download USPTO Patents

    u.s. patent assignment search

VIDEO

  1. IPR3

  2. How Can I Conduct a Patent Search with IPOPHIL?

  3. How Can I Start My Patent Search Journey?

  4. US Patent search

  5. Nptel assignment 3 for patent law for engineers and scientists

  6. Patent Search For Engineers And Lawyers Week 1 Quiz Assignment Solution

COMMENTS

  1. Patent Search US/Canada

    Use Free Patent Search Tool to help get answers. Get Free Consult & Inventor Kit. Use our Free Patent Search Tool to help you get answers. Start Here.

  2. United States Patent and Trademark Office

    This searchable database contains all recorded Patent Assignment information from August 1980 to the present. When the USPTO receives relevant information for its assignment database, the USPTO puts the information in the public record and does not verify the validity of the information. Recordation is a ministerial function--the USPTO neither ...

  3. Assignment Center

    EPAS is the Electronic Patent Assignment System that allows users to submit patent reassignment requests online. EPAS is being replaced by the new Assignment Center, which will offer more features and functionality for patent and trademark assignments. Users can access EPAS until February 5, 2021, when the transition to Assignment Center will be completed.

  4. United States Patent and Trademark Office

    Documents. Apply. Show only content from these topics: Patents guidance. Trademarks guidance. View more expand_more. Apply. share Share this page print Print this page. Additional information about this page.

  5. Assignment Center

    An official website of the United States government. Here's how you know keyboard_arrow_down. ... Starting a patent assignment request in Assignment Center (YouTube) ... About the USPTO Search for patents Search for trademarks. US Department of Commerce. Accessibility.

  6. Search

    An official website of the United States government . Here's how you know keyboard_arrow_down. ... Search assignment; Order certified trademark documents; ... Search for a patent application. Search by application number, patent number, PCT number, publication number or international design registration number. ...

  7. USPTO Assignments on the Web

    Trademark Assignments recorded prior to 1955 are maintained at the National Archives and Records Administration. If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6

  8. Patent Center

    Manage all your filings and correspondence at a single location with a Patent Center account.You can now obtain a Patent Center account following a few easy steps. NOTE: For information on the Paperwork Reduction Act as it pertains to: ePetitions and Web-based application data sheets, please see the OMB Clearance and PRA Burden Statement page.

  9. United States Patent and Trademark Office

    IP Champions: Expanding the innovation ecosystem by bringing essential intellectual property knowledge to local communities through our nationwide team. The IP Champions educate local communities on the importance of IP protections such as patents, trademarks, copyrights, and trade secrets to innovation.

  10. Trademark Search

    An official website of the United States government . Here's how you know keyboard_arrow_down. ... File Patents (EFS-Web) Search assignment; Record assignment ; Order certified Patent documents ; Patent Trial and Appeal Case Tracking System ; Manual of Patent Examining Procedure ;

  11. Assignment Center

    Assignment Center is the USPTO's online system for filing and managing patent and trademark assignments. Learn how to use it with our tutorial videos and FAQs.

  12. MyUSPTO

    MyUSPTO is a single place for you to actively manage your intellectual property portfolio. Track patent applications and grants, check trademark registrations and statuses, and access our services in your personalized USPTO gateway. I have an account.

  13. Patent Public Search

    Welcome to. Patent Public Search. The Patent Public Search tool is a new web-based patent search application that will replace internal legacy search tools PubEast and PubWest and external legacy search tools PatFT and AppFT. Patent Public Search has two user selectable modern interfaces that provide enhanced access to prior art.

  14. Online patent tools

    Assignment Center makes it easier to transfer ownership or change the name on your patent or trademark registration. We'll post how-to guides and training materials on our website. If you have questions, email [email protected] or call customer service at 800-972-6382.

  15. Patent Public Search

    Patent Public Search | USPTO - extended window - extended window

  16. Patent Online Services

    Electronic Filing System (Patent Center) Apply for a patent using Patent Center: Patent Center - for filing, follow-on processing, managing applications, checking the status on and viewing associated documents for patent applications and more. Learn More About Patent Center - Information and Resources. Setup your Customer Number.

  17. Patent Public Search Basic

    Type 'horse' in the top text box, select 'AND' from the Operator dropdown, type 'blanket' in the bottom text box, and select the Search button. Formatting rules for searching are as follows: One word per text box. If using the Patent/Application Publication number field, add leading zeros: Before Patent Numbers with 6 digits or less to make 7 ...

  18. Patent Assignment Dataset

    The Patent Assignment Dataset contains detailed information on 10.0 million patent assignments and other transactions recorded at the USPTO since 1970, involving roughly 17.8 million patents/applications. Updated annually.

  19. Search our trademark database

    The cloud-based trademark search system provides a modern, more stable search experience. You'll find a simplified interface and new capabilities to meet your needs. Watch the recorded webinars below to learn how to use the system. They're intended for both new users and experienced practitioners. Each webinar builds upon the prior event and ...