DURO

○ Dead · Expired

U.S. federal trademark · Serial No. 71356344 · Reg. No. 0331438

Mark

DURO

Status

Expired

Serial Number

71356344

Registration No.

0331438

Filing Date

September 24, 1934

Registration Date

January 7, 1936

Class(es)

Class 019

Owner

03 · PITTSBURGH, PA, US

ACID-PROOF BRICK

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