ALEXANDRIA, Va., March 31 -- United States Patent no. 12,592,777, issued on March 31, was assigned to Bank of America Corp. (Charlotte, N.C.).

"System and method for alternative interactions using optical absorption spectroscopy" was invented by Ngoc Tran (Charlotte, N.C.) and Maneesh Kumar Sethia (Hyderabad, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "A mobile device performs an alternative interaction with an entity device using optical absorption spectroscopy, such as when a traditional network connection is unavailable between the mobile device and the entity device."

The patent was filed on Oct. 3, 2023, under Application No. 18/480,289.

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