HEARPHONE

● Live · Registered

U.S. federal trademark · Serial No. 72108720 · Reg. No. 0717820

Mark

HEARPHONE

Status

Registered

Serial Number

72108720

Registration No.

0717820

Filing Date

November 18, 1960

Registration Date

July 4, 1961

Class(es)

Class 009

Owners

03 · CHICAGO, IL, US

03 · Chicago, IL, US

Sound Producing Apparatus, Particularly a Speaker

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