Patent File History, Patent Assignments Search

Patents Assignments

Patent Vendor Database always provides the complete assignment chain scanned with details and bookmarked for easy access to pages needed. Our experts can find any publicly available assignment recorded. Non-public assignments will require a power to inspect

Applications for patent, patents, or any interest therein, shall be assignable in law by an instrument in writing. An assignment, grant, or conveyance shall be void as against any subsequent purchaser or mortgagee for valuable consideration, without notice, unless it is recorded in the Patent and Trademark Office within three months from its date or prior to the date of such subsequent purchase or mortgage.

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