ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,731,582, issued on Sept. 8, was assigned to International Business Machines Corp. (Armonk, N.Y.).

"Natural language processing model for task-based system" was invented by Michelle Brachman (Quincy, Mass.), James Johnson (Somerville, Mass.), Qian Pan (Canton, Mass.) and Casey Dugan (Cambridge, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A present invention embodiment analyzes user input via natural language processing. A natural language utterance from a user is analyzed to determine one or more computing tasks. the natural language utterance is analyzed using a knowledge base to identify one or more modifications to the natural language uttera...