Mark Identification

IRONITE SPONGE

Serial Number

72457287

Filing Date

May 14, 1973

Registration Date

Mar 11, 1975

Trademark by

M-I L.L. C.

Active Trademark

Classification Information

DRILLING MUD ADDITIVES IN THE FORM OF PARTICLES HAVING DESIRABLE RHEOLOGICAL PROPERTIES

Chemicals

[CHEMICALLY REACTIVE ADDITIVE FOR DRILLING MUD]

Metal Goods
THE GOLD CRUCIBLE