Mark Identification

EARPEACE

Serial Number

75215351

Filing Date

Dec 18, 1996

Trademark by

NOISE CANCELLATION TECHNOLOGIES INC.

Classification Information

electronic circuit for ambient noise reduction and abatement in an earpiece of an audio headset and an audio handset utilizing one of an analog circuit and software algorithm running on a digital signal processor, a residual microphone and a transducer

Electrical and Scientific Apparatus