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

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 …

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 …

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

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

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

3 days ago · 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 …

Apr 17, 2026 · 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 …

Patent Center provides a user interface for searching and managing patent applications and related information.

Apr 11, 2024 · Search by Attorney Docket Number - An Attorney Docket Number is a Reference text of up to 25 alphanumeric characters that is used to identify a patent application.