Public Information Products & Services

Assignment Recordation

The USPTO advises intellectual property owners to record an ownership transfer or name change with the Assignment Recordation Branch.

• Record a patent assignment  | Learn more...
• Record a trademark assignment  | Learn more...

Assignment Search

You can search for a assignment records submitted to the USPTO.

Search for patent assignment

Search for trademark assignment

Copy / Document Sales

• Order copies of US patent and trademark documents

Electronic Bulk Data Products

• Electronic bulk data products

General Information

• USPTO Contact Center Order Form
• Contact USPTO
• Phone Directory by Organization  
• Phone Directory by Subject

Libraries

• Patent and Trademark Resource Centers (PTRC)
• Public Search Facility

Patent Statistical Reports

• PTMT Patent Statistics Reports