U.S. federal trademark · Serial No. 77910423 · Reg. No. 4039111
Audio signal processors used to create virtual surround sound from stereo or 2-channel composite surround encoded sources, an enhanced bass response and audio sound field, improved dialog clarity, and normalization of volume output levels when applied to audio and music signals played through audio speakers; multi-channel audio/video receivers; sound bar audio speakers, surround sound audio speaker sound bars; integrated audio circuits; video monitors with audio capabilities; stereo receivers and amplifiers; television sets; cable television receivers and decoders; set-top cable boxes; set-top satellite boxes; DVD and high-density optical disc playback and recording devices; video game consoles for use with an external display screen or monitor; Internet Protocol television set-top boxes
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.