United States Patent and Trademark Office
United States Patent and Trademark Office (USPTO)
An Agency of the United States Department of Commerce, the USPTO offers an IP database, education, policies and procedures, and reports pertaining to patent filings.
USPTO: Patent and Application Status (Public PAIR)
The USPTO site can retrieve the status of your patent application.
USPTO: Patent and Published Application Keyword Search
Search the USPTO database for issued and filed or pending patents and applications.
USPTO: Patent Assignment/Ownership Database
This site offers patent assignment information for issued patents and published applications.
USPTO: Trademark Search (TESS)
The Trademark Electronic Search System offers online searching of existing trademark application and registration information. It provides public access to the same text and image database of trademarks that is currently provided to examining attorneys at the USPTO.
USPTO: Trademark Status (TARR)
This is the USPTO Trademark Application and Registration Retrieval system. From this page, you can retrieve information about pending and registered trademarks obtained from the USPTO’s internal database by simply entering a valid trademark serial number or registration number.
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