ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,770,195, issued on Oct. 20, was assigned to U.S. Bank National Association.

"Optimization methods and systems using proxy constraints" was invented by Sean B. Kelley (Oak Park, Ill.) and Andrew L. Hosford (Cicero, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method includes receiving, by a server device, a plurality of input settings from a client device. In a tangible memory, the server device stores the plurality of input settings. The server device sets a linear proxy constraint based on the plurality of input settings to replace a non-linear constraint. The server device solves a system of equations to determine a feasible solution. The ser...