ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,488,358, issued on Dec. 2, was assigned to Maplebear Inc. (San Francisco).

"Classifying fraud instances in completed orders" was invented by Sean Cashin (San Francisco), Camille van Horne (San Francisco), Maksim Golivkin (Oakland, Calif.) and Benjamin Peyrot (San Francisco).

According to the abstract* released by the U.S. Patent & Trademark Office: "An online concierge system for fraud detection in customer orders fulfilled by a picker. A picker client device, with an installed picker application, sends a first list of items related to a fulfilled customer order. Separately, a transaction log containing a second list of items purchased is received from the retailer's inventory system....