AUDIO-EX

○ Dead · Cancelled

U.S. federal trademark · Serial No. 74147573 · Reg. No. 1680176

Mark

AUDIO-EX

Status

Cancelled

Serial Number

74147573

Registration No.

1680176

Filing Date

March 14, 1991

Registration Date

March 24, 1992

Class(es)

Class 009

Owners

03 · San Francisco, CA, US

03 · San Francisco, CA, US

03 · San Francisco, CA, US

hearing amplifiers; namely, devices employing an external microphone and headphones to amplify sound

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Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.