ALEXANDRIA, Va., March 12 -- United States Patent no. 12,250,270, issued on March 11, was assigned to OpenTV Inc. (San Francisco).

"Synchronizing an application on a companion device" was invented by Debra Hensgen (San Jose, Calif.), Ludovic Pierre (Palo Alto, Calif.), Martin Gibson (San Francisco), Nandini Iyer (Fremont, Calif.), Jean-Rene Menand (Los Altos, Calif.) and Sebastian Rapport (Grass Valley, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A media server machine may be configured to provide media content within a datastream. This datastream may be provided to a media device that is configured to present the media content on a display. Also, this datastream may contemporaneously contain an "a...