ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,536,571, issued on Jan. 27, was assigned to Maplebear Inc. (San Francisco).

"Dynamic service quality adjustments based on causal estimates of service quality sensitivity" was invented by Tilman Drerup (Palo Alto, Calif.), Zhida Gui (Sunnyvale, Calif.) and Michael Kurish (Perkasie, Pa.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An online system, such as a concierge service, provides services to users using a set of limited resources. To allocate the limited resources of the system among the users, the system uses a model to predict each user's sensitivity to different levels of service. An allocation module then allocates the limited resources among ...