ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,481,967, issued on Nov. 25, was assigned to Wells Fargo Bank N.A. (San Francisco).

"Systems and methods of exchanging digital assets using a public key cryptography (PKC) framework" was invented by Ashish B. Kurani (Hillsborough, Calif.), Michael Knorr (Fairfield, Conn.), Erik F. Nelson (San Francisco), Matthew Mullin Shepherd (Charlotte, N.C.) and Laura Marie Fontana (San Francisco).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems, methods, and computer-readable storage media of exchanging digital assets using a public key cryptography framework. One method includes encrypting at least one digital asset on an internal ledger and storing the encryp...