U.S. federal trademark · Serial No. 74578994 · Reg. No. 1936859
digital audio compression system comprising digital audio satellite receivers, digital audio decoders, digital audio transmitters and amplifiers, and digital signal processing units which provide compressed audio signals in digital form for distribution networks using high fidelity audio
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.