ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,771,550, issued on Oct. 20, was assigned to MasterCard International Inc. (Purchase, N.Y.).

"Method and system of associating custom card designs with non-fungible tokens" was invented by Jamal Khan (Ridgefield, N.J.), Oskar Duris (Walnut Creek, Calif.) and Noah Tavares (Burlingame, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for performing dual verification to combine a non-fungible token (NFT) with a digital payment instrument includes: receiving a first set of authentication credentials and a second set of authentication credentials, the first including a transaction account identifier, and the second set including an NFT identifie...