PIET

○ Dead · Cancelled

U.S. federal trademark · Serial No. 73813019 · Reg. No. 1650689

Mark

PIET

Status

Cancelled

Serial Number

73813019

Registration No.

1650689

Filing Date

July 17, 1989

Registration Date

July 16, 1991

Class(es)

Class 011, Class 037

Owners

03 · PITTSBURGH, PA, US

03 · PITTSBURGH, PA, US

03 · PITTSBURGH, PA, US

ENERGY TRANSFER SYSTEMS CONTAINING HEAT EXCHANGERS CONNECTED BY PIPING THROUGH WHICH A HEAT TRANSFER FLUID IS PUMPED

REPAIR AND MODIFICATION OF INDUSTRIAL FURNACES

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