ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,481,971, issued on Nov. 25, was assigned to Citibank N.A. (New York).

"Distributed private ledger systems and methods" was invented by Saket Gupta (Bergenfield, N.J.) and Venkat Ramanathan (Cincinnati).

According to the abstract* released by the U.S. Patent & Trademark Office: "A distributed private ledger function of a server of a first consortium member receives data representing an alias for one of its customers from the customer and also receives data that represents an alias for a customer of a second member replicated by a distributed private ledger function of a server of the second member to all members of the consortium. Thereafter, the distributed private ledger function of...