POROTEC

○ Dead · Expired

U.S. federal trademark · Serial No. 72033143 · Reg. No. 760148

Mark

POROTEC

Status

Expired

Serial Number

72033143

Registration No.

760148

Filing Date

July 3, 1957

Registration Date

December 3, 1956

Class(es)

Class 009

Owners

98 · BIRMINGHAM ENGLAND

11 · BIRMINGHAM, GB

ELECTRICAL APPARATUS FOR USE IN THE DETECTION OF GAS POROSITY IN MOLTEN METAL

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