U.S. Patent 11063764 was awarded to MASTERCARD INTERNATIONAL INCORPORATED on July 13, 2021 and is entitled “Method and system for quantum-resistant hashing scheme.” The first named inventor is Steven Charles Davis of Saint Peters, MO. The abstract contains an overview of the patent disclosure:

A method for verifying proof of assertion of a value using a hash-oriented transaction scheme includes: receiving a confirmation request; identifying a confirmation message, wherein the confirmation message includes at least one or more chain values and is one of: included in the confirmation request or stored in a block included in a blockchain and identified using a reference identifier included in the confirmation request; identifying a declaration message, wherein the declaration message includes at least an asserted value and an identity hash value; generating a check hash value by hashing at least the asserted value and the one or more chain values; verifying the check hash value using the identity hash value; and transmitting a result of the verification of the check hash value in response to the received confirmation request. Link to Full Patent

This blockchain patent was originally filed on November 09, 2018  as U.S. Patent Application 16/185611 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 11063764. The primary examiner was Thaddeus J Plecha.

MASTERCARD INTERNATIONAL INCORPORATED, who is the original assignee of this patent, has at least 1445 total granted patents in the United States as of the date of this article. This blockchain patent has been cited 0 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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