U.S. federal trademark · Serial No. 77820845
Combination receiver and amplifier including built-in infrared sensors and speakers; audio amplification systems comprised of a receiver and amplifiers with built-in infrared sensors, and one or more infrared microphone transmitters; receiver-amplifiers for providing amplified audio from signals received from wireless microphones; infrared sensors for receiving signals from wireless microphones; speakers; and audio headsets
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.