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

Feb 3, 2026 · Find existing patents, published patent applications and other published patent documentation

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 …

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

Conduct searches and pull information from all patent application bibliographic, front page and patent relevant data fields. Search and download publicly available bulk datasets regularly produced and …

Patent basics Trademark basics Identify what kind of IP you have Inventor & entrepreneur resources

By using this service, users can see the patent family for a specific publicly available, published application, containing all related applications filed at participating IP Offices, along with the dossier, …

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

Feb 7, 2025 · 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 basic information about U.S. and …

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