M-I L.L.C. Trademarks
K+LA-LUBE

K+LA-LUBE

Filed: July 29, 1991
drilling muds for use in oil, gas, mineral and water well drilling
Owned by: M-I L.L.C.
Serial Number: 74189404

DURASTAR

DURASTAR

Filed: April 9, 1996
petroleum industry chemicals, namely, a fluid loss control additive for use in the oil and gas well drilling industry
Owned by: M-I L.L.C.
Serial Number: 75085816

RHEOSTAR

RHEOSTAR

Filed: April 9, 1996
petroleum industry chemicals, namely, a rheology controlled drilling fluid additive for use in the oil and gas well drilling…
Owned by: M-I L.L.C.
Serial Number: 75085817

NOVATEC

NOVATEC

Filed: June 10, 1997
petroleum industry chemicals, namely, a drilling fluid for use in the oil and gas well drilling industry
Owned by: M-I L.L.C.
Serial Number: 75306451

SAFEGUARD

SAFEGUARD

Filed: March 4, 1998
Oil and gas well treatment and waste treatment
Owned by: M-I L.L.C.
Serial Number: 75444172

CAL-CAP

CAL-CAP

Petroleum Industry Chemicals, namely a drilling fluid additive for use in the oil and gas well drilling industry
Owned by: M-I L.L.C.
Serial Number: 75851619

IFE

IFE

Oil Well Drilling Services
Owned by: M-I L.L.C.
Serial Number: 75917130

RHEDUCE

RHEDUCE

Petroleum industry chemicals, namely a drilling fluid additive for use in the oil and gas well drilling industry
Owned by: M-I L.L.C.
Serial Number: 78350036

RHEFLAT

RHEFLAT

Petroleum industry chemicals, namely, a drilling fluid additive for use in the oil and gas well drilling industry
Owned by: M-I L.L.C.
Serial Number: 78350424

SUREMUL

SUREMUL

Petroleum industry chemicals, namely, a drilling fluid additive for use in the oil and gas well drilling industry
Owned by: M-I L.L.C.
Serial Number: 78350468

SURETHIN

SURETHIN

Petroleum industry chemicals, namely, a drilling fluid additive for use in the oil and gas well drilling industry
Owned by: M-I L.L.C.
Serial Number: 78350470

SUREMOD

SUREMOD

Petroleum industry chemicals, namely, a drilling fluid additive for use in the oil and gas well drilling industry
Owned by: M-I L.L.C.
Serial Number: 78350471

SUREWET

SUREWET

Petroleum industry chemicals, namely, a drilling fluid additive for use in the oil and gas well drilling industry
Owned by: M-I L.L.C.
Serial Number: 78350477

RHETHIK

RHETHIK

Petroleum industry chemicals, namely, a drilling fluid additive for use in the oil and gas well drilling industry
Owned by: M-I L.L.C.
Serial Number: 78350480

THINSMART

THINSMART

Petroleum industry chemicals, namely, a drilling fluid additive for use in the oil and gas well drilling industry
Owned by: M-I L.L.C.
Serial Number: 78350482

STARGLIDE

STARGLIDE

Petroleum industry chemicals, namely, a drilling fluid additive for use in the oil and gas well drilling industry
Owned by: M-I L.L.C.
Serial Number: 78351932

ISOTHERM

ISOTHERM

Petroleum industry chemicals, namely, a insulating casing annulus fluid for use in the oil and gas well drilling industry…
Owned by: M-I L.L.C.
Serial Number: 78351942

VINSEAL

VINSEAL

Petroleum industry chemicals, namely, a drilling fluid additive for use in the oil and gas well drilling industry
Owned by: M-I L.L.C.
Serial Number: 78352050

M-I PRODUCTION CHEMICALS

M-I PRODUCTION CHEMICALS

Petroleum industry chemicals, namely chemicals used in the production and transportation of oil and gas
Owned by: M-I L.L.C.
Serial Number: 78358863

MI HDD MINING & WATERWELL

MI HDD MINING & WATERWELL

Chemical drilling fluids for use in subterranean wells, namely, drilling muds, completion fluids, workover fluids and wellbore…
Owned by: M-I L.L.C.
Serial Number: 78358870

M I SWACO

M I SWACO

Chemical drilling fluids for use in subterranean wells, namely, drilling muds, completion fluids, workover fluids and wellbore…
Owned by: M-I L.L.C.
Serial Number: 78358883

TENAZA

TENAZA

Petroleum industry chemicals, namely, a drilling fluids and drilling fluid additives for use in the subterranean well drilling…
Owned by: M-I L.L.C.
Serial Number: 78360146

TENAZALIG

TENAZALIG

Petroleum industry chemicals, namely, a drilling fluid additive for use in the oil and gas well drilling industry
Owned by: M-I L.L.C.
Serial Number: 78360465