DURIDINE

○ Dead · Expired

U.S. federal trademark · Serial No. 71521423 · Reg. No. 0510191

Mark

DURIDINE

Status

Expired

Serial Number

71521423

Registration No.

0510191

Filing Date

April 28, 1947

Registration Date

May 31, 1949

Class(es)

Class 001

Owner

03 · AMBLER, PA, US

CHEMICAL PREPARATION OF ACIDIC REACTION APPLIED TO METALS IN SURFACE FINISHING PROCESSES

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