ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,749,411, issued on Sept. 29, was assigned to International Business Machines Corp. (Armonk, N.Y.).

"Interactive conversational chatbot for enhancing communication skills of individuals with language difficulties" was invented by Carla Paola Agurto Rios (Ossining, N.Y.), Raquel Norel (Bronx, N.Y.), Bo Wen (Chappaqua, N.Y.) and Chen Wang (Chappaqua, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "According to one embodiment, a method, computer system, and computer program product for language development is provided. The embodiment may include identifying one or more speech goals of a user within input of the user to a conversational chatbot. The emb...