ALEXANDRIA, Va., June 10 -- United States Patent no. 12,293,144, issued on May 6, was assigned to Chegg Inc. (Santa Clara, Calif.).

"Producing automated sensory content and associated markers in HTML document publishing" was invented by Vincent Le Chevalier (Waikoloa, Hawaii).

According to the abstract* released by the U.S. Patent & Trademark Office: "A sensory content production system generates sensory associated with concepts identified in an electronic document. Definitions of each concept are identified, and the concepts are stored in connection with their associated definitions. Sensory content is generated for the concepts and concepts definitions and stored in connection with each other in a sensory content layer. Availability of ...