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  1. United States Patent and Trademark Office
    https://www.uspto.gov/patents/search

    Search for patents | USPTO - United States Patent and …

    • Find patents issued or published by the USPTO using various resources and tools, such as Patent Public Search, Global Dossier, PAIR, and more. You can also access international patent databases and … See more

    Patent Public Search

    The Patent Public Searchtool is a new web-based patent search application that will … See more

    United States Patent a…
    Global Dossier

    Global Dossier is a set of business services aimed at modernizing the global patent system and delivering benefits to all stakeholders through a single portal/user interface. T… See more

    United States Patent and Trademark Office
    Public Search Facility

    The United States Patent and Trademark Office (USPTO) Public Search Facilitylocated in Alexandria, VA provides the public access to patent and trademark information … See more

    United States Patent and Trademark Office
    Patent and Trademark Resource Centers

    Your nearest Patent and Trademark Resource Center (PTRC)maintains local search resources and may offer training in patent search techniques. 1. Find your nearest PT… See more

    United States Patent and Trademark Office
    Patent Official Gazette

    The Electronic Official Gazetteallows users to browse through the issued patents for the current week. The Official Gazette can be browsed by classification or type of patent, for … See more

    United States Patent and Trademark Office
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  3. Google Patents
    https://patents.google.com

    Google Patents

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    Patent Number Search
    patentbuddy.com
    Patent Public Search | USPTO
    ppubs.uspto.gov
    Recommended to you based on what's popular • Feedback
  4. United States Patent and Trademark Office
    https://www.uspto.gov/patents/search/patent-public-search

    Patent Public Search | USPTO

  5. Free Patents Online
    https://www.freepatentsonline.com/search.html

    FPO IP Research & Communities

  6. Google
    https://www.google.com/advanced_patent_search

    Google Patents Advanced Search

  7. wipo.int
    https://patentscope.wipo.int/search/en/search.jsf

    WIPO - Search International and National Patent …

  8. Patent Center
    https://patentcenter.uspto.gov/search

    United States Patent and Trademark Office

  9. USPTO Public Pair
    https://ppubs.uspto.gov/pubwebapp/static/pages/ppubsbasic.html

    Patent Public Search Basic | USPTO

  10. Justia Patents Search
    https://patents.justia.com

    US Patent, Patent Application and Patent Search - Justia …

  11. USPTO Public Pair
    https://ppubs.uspto.gov/pubwebapp/external.html?q

    Patent Public Search | USPTO

  12. European Patent Office
    https://www.epo.org/en/searching-for-patents/technical/espacenet

    Espacenet - patent search | Epo.org - European Patent Office

  13. WIPO INSPIRE
    https://inspire.wipo.int/patentscope

    PATENTSCOPE | WIPO Inspire

  14. United States Patent and Trademark Office
    https://www.uspto.gov/subscription-center/2022/...

    Patent Public Search tool: a streamlined way to search all U.S ...

  15. The Lens
    https://www.lens.org

    The Lens - Free & Open Patent and Scholarly Search

  16. Espacenet
    https://worldwide.espacenet.com

    Espacenet – patent search

  17. Library Guides at Iowa State University
    https://instr.iastate.libguides.com/patents/search

    Free patent search engines - Patents: A How-To-Find Guide

  18. USPTO Public Pair
    https://ppubs.uspto.gov/pubwebapp/?trk=public_profile_patent-button

    Patent Public Search | USPTO

  19. MaxVal
    https://www.maxval.com/blog/5-free-patent-search-engines-and-databases

    5 Free Patent Search Engines and Databases | MaxVal

  20. Free Patents Online
    https://www.freepatentsonline.com

    FPO IP Research & Communities - FreePatentsOnline.com

  21. Free Patents Online
    https://www.freepatentsonline.com/patent-tools.html

    Tools and Widgets - FreePatentsOnline.com

  22. PatentBuddy
    http://www.patentbuddy.com/pages/patentNumberSearch.jsf

    Patent Number Search - PatentBuddy

  23. USPTO Public Pair
    https://ppubs.uspto.gov/pubwebapp/external.html

    Patent Public Search | USPTO

  24. IP Australia
    https://www.ipaustralia.gov.au/patents/search-existing-patents

    How To Search Existing Patents | IP Australia

  25. United States Patent and Trademark Office
    https://www.uspto.gov/patents/apply/applying-online/patent-number

    Patent Number | USPTO

  26. McKinsey & Company
    https://www.mckinsey.com/capabilities/mckinsey...

    McKinsey Technology Trends Outlook 2023 | McKinsey