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

Oct 17, 2025 · Find existing patents, published patent applications and other published patent documentation

Whether you've applied for a patent or registered for a trademark, scammers may try to exploit you. Learn how to spot fake communications or offers and protect your intellectual property.

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 …

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

To start a quick lookup, enter a single patent or publication number and select the Search button. To start a basic search, select a search field, enter your search term, and select the Search …

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

File an international patent application in accordance with the Patent Cooperation Treaty (PCT) to seek protection simultaneously in a large number of countries.

Feb 18, 2025 · Patents accelerate the cycle of innovation 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” …

To apply for a patent, you must file an application and pay required fees. You may wish to find a patent attorney or agent to help draft the description of the invention and claims, and any …