OPTISOUND

○ Dead · Cancelled

U.S. federal trademark · Serial No. 74084240 · Reg. No. 1651852

Mark

OPTISOUND

Status

Cancelled

Serial Number

74084240

Registration No.

1651852

Filing Date

August 2, 1990

Registration Date

July 23, 1991

Class(es)

Class 042

Owners

03 · Minneapolis, MN, US

03 · Minneapolis, MN, US

03 · Minneapolis, MN, US

custom fitting of hearing aids

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