ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,393,922, issued on Aug. 19, was assigned to Bank of America Corp. (Charlotte, N.C.).

"Li-fi payment network" was invented by Maneesh Kumar Sethia (Hyderabad, India), Sandeep Kumar Chauhan (Hyderabad, India), Saurabh Arora (Gurugram, India) and Shailendra Singh (Maharashtra, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "Apparatus and methods for a li-fi payment network are provided. A customer's device may communicate, directly or through intermediate devices and computer systems, over a li-fi network with a point-of-sale terminal. A bill may be transmitted to the customer's device over the li-fi network. The customer may select an option to pay t...