ALEXANDRIA, Va., July 14 -- United States Patent no. 12,681,858, issued on July 14, was assigned to Microsoft Technology Licensing LLC (Redmond, Wash.).

"Hierarchical multi-layer action store for agent-based task execution" was invented by Ralph Donald Thompson III (Sammamish, Wash.), Darrell Lewis-Sandy (Seattle), Karthik Ramgopal (Atherton, Calif.) and Shangjin Zhang (Fremont, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An example includes a processor, a first memory, and a second memory. The first memory includes an action store. The action store includes a hierarchical arrangement of memory layers and actions stored in one or more of the memory layers. The action store stores first mappings amo...