ALEXANDRIA, Va., March 12 -- United States Patent no. 12,249,335, issued on March 11, was assigned to CDW LLC (Vernon Hills, Ill.).

"Techniques for providing natural language understanding (NLU) services to contact centers" was invented by Casey Bleeker (Denver), Nathan A. Cartwright (Cincinnati) and Shawn Augenstein (Littleton, Colo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques for providing natural language understanding (NLU) services to contact centers are disclosed herein. An example method includes receiving, at a cloud NLU connector, a data stream from a contact center that includes an audio stream, extracting the audio stream from the data stream, and transmitting the audio stream throug...