USPTO trademark record

QUIETDOSE

Dead mark · Owner Sperian Hearing Protection, LLC · Classes 9

Mark details

Owner: Sperian Hearing Protection, LLC
Serial number: 77594231
Registration number: 3755705
Status: CANCELLED - SECTION 8 (dead)
Classes: 9 (Software / electronics / downloadable media)
Filed: 2008-10-16
Registered: 2010-03-02
Goods / services: continuous noise exposure monitoring system, namely, a personal noise dosimeter comprising a microphone, transmitter and microprocessor chip integrated with hearing protection devices, namely, ear mu…

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