ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,412,045, issued on Sept. 9, was assigned to INTERNATIONAL BUSINESS MACHINES Corp. (Armonk, N.Y.).

"Self-contained conversational experience previewing" was invented by Muhtar Burak Akbulut (Waban, Mass.), Pankaj Dhoolia (Ghaziabad, India), Dan O'Connor (Milton, Mass.), Andy James Stoneberg (Clarksburg, Md.) and Venkat Raghavan Ganesh Sekar (Lowell, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A plurality of constraints associated with conversational steps implemented by a conversation model is extracted from the conversation model. Using the conversational steps and the constraints, a directed graph is constructed, each node in the directed gra...