U.S. Patent 10423938 was awarded to UNITED SERVICES AUTOMOBILE ASSOCIATION (USAA) on September 24, 2019 and is entitled “Identifying negotiable instrument fraud using distributed ledger systems.” The first named inventor is Steven J. Schroeder of Oak Point, TX. The abstract contains an overview of the patent disclosure:

Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for receiving first information of a first negotiable instrument, at least a portion of the first information including a first unique instrument identifier physically encoded on the first negotiable instrument, the first unique identifier uniquely identifying the first negotiable instrument among a plurality of negotiable instruments, transmitting the first information to a distributed ledger system, the distributed ledger system maintaining a blockchain that records transactions associated with a plurality of negotiable instruments, receiving first validation information from the distributed ledger system, the first validation information indicating that first negotiable instrument has not already been accepted, and accepting the first negotiable in response to the first validation information. Link to Full Patent

This blockchain patent was originally filed on February 13, 2017  as U.S. Patent Application 15/431167 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10423938. The primary examiner was William E Rankins.

UNITED SERVICES AUTOMOBILE ASSOCIATION (USAA), who is the original assignee of this patent, has at least 1657 total granted patents in the United States as of the date of this article. This blockchain patent has been cited 3 times by other U.S. patents according to our law firm research, and can be considered an innovative patent in the field of cryptocurrency and blockchain.

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