KEYSTONE

○ Dead · Expired

U.S. federal trademark · Serial No. 71627720 · Reg. No. 0578801

Mark

KEYSTONE

Status

Expired

Serial Number

71627720

Registration No.

0578801

Filing Date

April 7, 1952

Registration Date

August 18, 1953

Class(es)

Class 006

Owner

03 · PITTSBURGH, PA, US

STEEL SHEETS

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