ALEXANDRIA, Va., July 21 -- United States Patent no. 12,688,361, issued on July 21, was assigned to Notion Labs Inc. (San Francisco).

"Machine learning based question and answer (Q and A) assistant" was invented by Simon Townsend-Last (New York), Abhishek Kishore Modi (San Francisco), Jacob Matthew Sager (San Francisco), Phanara Darin Im (San Francisco), Kenny Kin Fai Leung (San Francisco) and Shir Judith Yehoshua (San Francisco).

According to the abstract* released by the U.S. Patent & Trademark Office: "A multimodal content management system having a block-based data structure can include a question and answer (Q&A) assistant engine. The Q&A assistant engine can capture a natural language prompt, which can be tokenized to generate a set...