ALEXANDRIA, Va., March 19 -- United States Patent no. 12,254,871, issued on March 18, was assigned to CHARLES SCHWAB & Co. INC. (San Francisco).

"Machine learning system for customer utterance intent prediction" was invented by Abhilash Krishnankutty Nair (Ann Arbor, Mich.), Amaris Yuseon Sim (Ann Arbor, Mich.), Dayanand Narregudem (Ann Arbor, Mich.), Drew David Riassetto (Valley Park, Mo.), Logan Sommers Ahlstrom (Ann Arbor, Mich.), Nafiseh Saberian (Ann Arbor, Mich.), Stephen Filios (Canton, Mich.) and Ravindra Reddy Tappeta Venkata (Novi, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of operating a customer utterance analysis system includes obtaining a subset of utterances from among a fi...