U.S. federal trademark · Serial No. 85949530 · Reg. No. 4425746
Technological devices for improving acoustic clarity and audio transmission and reception for assisting persons with sensory or cognitive impairments and to preserve hearing levels sold as an integral component of headphone wires; cellular telephone and voice over internet protocol telephone headset unit wires featuring technological devices for improving acoustic clarity and audio transmission and reception for assisting persons with sensory or cognitive impairments and to preserve hearing levels
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.