ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,705,618, issued on Aug. 11, was assigned to Visa International Service Association (San Francisco).
"Validation service for account verification" was invented by Blake McCoy (Novato, Calif.), Andreas Aabye (Redwood City, Calif.), Paul Tait (San Mateo, Calif.), Phillip Lavender (Foster City, Calif.) and Lily Cai (San Francisco).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method and system for authorizing a secure transaction using a portable device are disclosed. The method includes an authorization process performed in real-time that includes two phases: an authentication phase and a transaction processing phase. In the authentication phase, a resou...