ALEXANDRIA, Va., March 19 -- United States Patent no. 12,256,111, issued on March 18, was assigned to Mux Inc. (San Francisco).

"Method for audio and video just-in-time transcoding" was invented by Jon Dahl (San Francisco), Adam Brown (San Francisco), Nick Chadwick (San Francisco), Matt Ward (San Francisco) and Scott Kidder (San Francisco).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for streaming an audio-video file can include: receiving a request for a playback segment of the audio-video file in a rendition from a computational device; in response to identifying absence of the playback segment in the rendition from a rendition cache and identifying absence of an assignment to transcode the playb...