KEYSTONE

○ Dead · Expired

U.S. federal trademark · Serial No. 71377876 · Reg. No. 0338853

Mark

KEYSTONE

Status

Expired

Serial Number

71377876

Registration No.

0338853

Filing Date

May 1, 1936

Registration Date

September 15, 1936

Class(es)

Class 017

Owner

03 · PHILADELPHIA, PA, US

SEALING COMPOUND FOR USE IN CONNECTION WITH PIPE JOINTS, GASKET JOINTS, SCREW THREADS, AND SIMILAR CONNECTED ELEMENTS

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