ALEXANDRIA, Va., June 9 -- United States Patent no. 12,652,423, issued on June 9, was assigned to Canon K.K. (Tokyo).

"Method, device, and computer program for optimizing dynamic encapsulation and parsing of content data" was invented by Franck Denoual (Saint Domineuc, France), Nael Ouedraogo (Val d'Anast, France), Frederic Maze (Langan, France) and Jean Le Feuvre (Gometz-le-Chatel, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for encapsulating media data of several presentations file. After having obtained a portion of media data of a first presentation, the first portion, the first presentation consisting of a first set of tracks, first metadata describing tracks of the first set of track...