ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,462,115, issued on Nov. 4, was assigned to Openstream Inc. (Bridgewater, N.J.).

"System and method for temporal attention behavioral analysis of multi-modal conversations in a question and answer system" was invented by Rajasekhar Tumuluri (Bridgewater, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods and systems for processing a multi-modal conversation are disclosed. A multi-modality input is selected from a plurality of multimodality conversations among two or more users. The system annotates the first modality inputs and at least one attention region in the first modality input corresponding to a set of entities and semantic relationships ...