ALEXANDRIA, Va., June 12 -- United States Patent no. 12,299,402, issued on May 13, was assigned to Oracle International Corp. (Redwood Shores, Canada).

"Techniques for out-of-domain (OOD) detection" was invented by Thanh Long Duong (Melbourne, Australia), Mark Edward Johnson (Sydney), Vishal Vishnoi (Redwood City, Calif.), Crystal C. Pan (Palo Alto, Calif.), Vladislav Blinov (Melbourne, Australia), Cong Duy Vu Hoang (Melbourne, Australia), Elias Luqman Jalaluddin (Seattle), Duy Vu (Melbourne, Australia) and Balakota Srinivas Vinnakota (Sunnyvale, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to techniques for identifying out-of-domain utterances. One particular techniqu...