DRILSTAR

● Live · Registered

U.S. federal trademark · Serial No. 72321707 · Reg. No. 0888908

Mark

DRILSTAR

Status

Registered

Serial Number

72321707

Registration No.

0888908

Filing Date

March 13, 1969

Registration Date

April 7, 1970

Class(es)

Class 001

Owners

03 · Minneapolis, MN, US

01 · MINNEAPOLIS, MN, US

MUD ADDITIVE IN THE FORM OF AN INDUSTRIAL STARCH COLLOID USED 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.