77511581
Jun 30, 2008
Nov 13, 2012
Active Trademark
Technological devices for improving acoustic clarity and audio transmission and reception for assisting persons with sensory or cognitive impairments and to preserve hearing levels, namely, adapted stereo headphones, adapted telephones, adapted hands-free cordless telephone units, and adapted computer-telephone, cellular telephone and voice over internet protocol telephone headset units; electronic devices for assisting persons with sensory or cognitive impairments, namely, stereo audio amplification units, and radio audio amplification units; electronic units for minimizing or eliminating electromagnetic audio interferences; voice over internet protocol telephones, and emergency telephones, all adapted for assisting persons with sensory or cognitive impairments, and to preserve hearing levels
Electrical and Scientific Apparatus