Trademark Search / KEYSTONE ENGINE SERVICES

KEYSTONE ENGINE SERVICES

○ Dead · Cancelled

U.S. federal trademark · Serial No. 74199289 · Reg. No. 1726271

Mark

Status

Cancelled

Serial Number

74199289

Registration No.

1726271

Filing Date

August 29, 1991

Registration Date

October 20, 1992

Class(es)

Class 037

Owners

13 · WAYNE, PA, US

03 · West Chester, PA, US

03 · West Chester, PA, US

03 · West Chester, PA, US

helicopter engine overhauls, repairs, and installations

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