POLYBRINE

○ Dead · Expired

U.S. federal trademark · Serial No. 72393048 · Reg. No. 0937371

Mark

POLYBRINE

Status

Expired

Serial Number

72393048

Registration No.

0937371

Filing Date

May 25, 1971

Registration Date

July 11, 1972

Class(es)

Class 001

Owners

02 · HOUSTON, TX, US

03 · DALLAS, TX, US

DRILLING MUD ADDITIVE FOR VISCOSITY AND FLUID LOSS CONTROL

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