U.S. federal trademark · Serial No. 85978736 · Reg. No. 4445199
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 adapted stereo headphones; cellular telephone and voice over internet protocol telephone headset units 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.