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  1. Patent Public Search Basic | USPTO

    Patent Public Search Basic (PPUBS Basic) Quick lookup Patent or Publication number For example: 0123456 or 20210123456 Search

  2. Search for patents | USPTO

    Mar 23, 2026 · New to Patent Searching? See this important information about searching for patents: How to Conduct a Preliminary U.S. Patent Search: A Step by Step Strategy - Web Based Tutorial (38 …

  3. Patent Public Search | USPTO

    Dec 20, 2025 · The Patent Public Search tool is a web-based search application for patents and patent application publications. Patent Public Search has two user-selectable modern interfaces that …

  4. Patents | USPTO - United States Patent and Trademark Office

    Find out how to apply for and maintain a patent in the U.S., and learn about helpful resources.

  5. United States Patent and Trademark Office

    Home page of the United States Patent and Trademark Office's main web site.

  6. Home - Patent Center - USPTO

    Patent Center allows users to electronically file and manage patent applications efficiently.

  7. Search - Patent Center - USPTO

    Search for a patent application Search by application number, patent number, PCT number, publication number or international design registration number.

  8. Patent Basics | USPTO

    Feb 7, 2025 · Patent Basics If you’re new to the process of protecting your rights to your invention by applying for a patent, you’re in the right place. This page will direct you to everything you need to …

  9. USPTO Search | USPTO

    4 days ago · Patent basics Search our patent database How to apply Patent videos International cooperation Patent FAQs Identifying patent fraud

  10. Patent essentials | USPTO

    Mar 9, 2026 · What is a patent? A U.S. patent gives you, the inventor, the right to “exclude others from making, using, offering for sale, or selling” an invention or “importing” it into the U.S. A plant patent …