ALEXANDRIA, Va., July 16 -- United States Patent no. 12,361,400, issued on July 15, was assigned to PAYPAL INC. (San Jose, Calif.).

"Validation of merchant-associated devices during mobile transactions" was invented by Max Edward Metral (Brookline, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, systems, and computer program products for providing enhanced mobile transactions and payments are disclosed. A computer-implemented method may include providing a registry of public keys to allow users to securely exchange mobile payment data with respective trusted merchants, sending a request from a computing device of a user to validate a merchant, storing a public key for the merchant from the regi...