PERX

○ Dead · Expired

U.S. federal trademark · Serial No. 72115445 · Reg. No. 0735099

Mark

PERX

Status

Expired

Serial Number

72115445

Registration No.

0735099

Filing Date

March 13, 1961

Registration Date

July 31, 1962

Class(es)

Class 001

Owner

03 · WILLISTON, ND, US

SALT USED AS AN ADDITIVE IN OIL WELL DRILLING

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