D-D
Filed: October 31, 1960
Detergent for Use as a Surfactant in Water-Base Drilling Fluid
Owned by: M-I L.L.C.
Serial Number: 72107471
NUT PLUG
Filed: November 20, 1961
Drilling Mud Additive Composed of Ground Walnut Shells for Sealing Small Fractures and Reinforcing the Formation Surrounding…
Owned by: M-I L.L.C.
Serial Number: 72132349
XP-20
Filed: December 7, 1961
Chrome Lignite Derivative for Use in Oil Well Drilling Mud
Owned by: M-I L.L.C.
Serial Number: 72133569
PIPE-LAX
Filed: March 23, 1962
Surfactant-Containing Oil Phase Spotting Fluid for Freeing Drill Pipe, Drill Collars, and Casing which Might Be Stuck in…
Owned by: M-I L.L.C.
Serial Number: 72140572
VIBRO-ENERGY
Filed: October 3, 1963
VIBRATING METAL CONTAINERS-NAMELY, SEPARATORS FOR SCREENING MATERIALS, GRINDING MILLS FOR GRINDING MATERIALS AND FINISHING…
Owned by: M-I L.L.C.
Serial Number: 72178304
OILFAZE
Filed: November 5, 1970
EMULSIFIER AND STABILIZER ADDITIVE FOR OIL BASED DRILLING FLUID
Owned by: M-I L.L.C.
Serial Number: 72375304
VG-69
Filed: January 6, 1971
DRILLING FLUID ADDITIVE
Owned by: M-I L.L.C.
Serial Number: 72380256
"THE H2S SCAVENGER"
Filed: February 10, 1978
SYNTHETIC IRON OXIDE PARTICLES FOR USE AS A DRILLING MUD ADDITIVE AND IN REMOVING GAS POLLUTANTS
Owned by: M-I L.L.C.
Serial Number: 73158247
PERMALOID
Filed: July 31, 1978
ADDITIVE FOR OIL, GAS AND OTHER NATURAL RESOURCE WELL FLUIDS
Owned by: M-I L.L.C.
Serial Number: 73180426
HOLECOAT
Filed: July 31, 1978
ADDITIVE FOR OIL, GAS AND OTHER NATURAL RESOURCE WELL FLUIDS
Owned by: M-I L.L.C.
Serial Number: 73180428
SP-101
Filed: July 31, 1978
ADDITIVE FOR OIL, GAS AND OTHER NATURAL RESOURCE WELL FLUIDS
Owned by: M-I L.L.C.
Serial Number: 73180539
RESINEX
Filed: August 29, 1980
Drilling Fluid Additive
Owned by: M-I L.L.C.
Serial Number: 73276072
FER-OX
Filed: May 18, 1988
ADDITIVES FOR DRILLING FLUIDS AND SPECIFICALLY WEIGHTING AGENTS FOR USE IN WATER BASE AND OIL BASE DRILLING FLUIDS FOR USE…
Owned by: M-I L.L.C.
Serial Number: 73729049
CONQOR
Filed: May 18, 1988
SERIES OF CORROSION INHIBITORS TO PREVENT CORROSION ATTACK FROM OXYGEN, CARBON DIOXIDE AND HYDROGEN SULFIDE ON METAL COMPONENTS…
Owned by: M-I L.L.C.
Serial Number: 73729050
CAUSTILIG
Filed: May 18, 1988
ADDITIVES FOR DRILLING FLUIDS, SPECIFICALLY, LIGNITE ADDITIVES FOR USE IN THE OIL WELL DRILLING INDUSTRY
Owned by: M-I L.L.C.
Serial Number: 73729051
M-I GEL
Filed: May 18, 1988
ADDITIVES FOR DRILLING FLUIDS FOR USE IN THE OIL WELL DRILLING INDUSTRY
Owned by: M-I L.L.C.
Serial Number: 73729053
POLYPAC
Filed: May 18, 1988
ADDITIVES FOR DRILLING FLUIDS FOR USE IN THE OIL WELL DRILLING INDUSTRY
Owned by: M-I L.L.C.
Serial Number: 73729054
VERSAMUL
Filed: May 18, 1988
DRILLING FLUID ADDITIVES FOR USE IN THE OIL WELL DRILLING INDUSTRY
Owned by: M-I L.L.C.
Serial Number: 73729057
VERSAWET
Filed: May 18, 1988
ADDITIVES FOR DRILLING FLUIDS, SPECIFICALLY, SURFACTANTS, FOR USE IN THE OIL WELL DRILLING INDUSTRY
Owned by: M-I L.L.C.
Serial Number: 73729059
M-I
Filed: May 18, 1988
OIL DRILLING SERVICES
Owned by: M-I L.L.C.
Serial Number: 73729060
VERSATROL
Filed: May 18, 1988
ADDITIVES FOR DRILLING FLUIDS, SPECIFICALLY, FILTRATION ADDITIVES FOR USE IN THE OIL WELL DRILLING INDUSTRY
Owned by: M-I L.L.C.
Serial Number: 73729064
POLY-PLUS
Filed: May 18, 1988
ADDITIVES FOR DRILLING FLUIDS AND SPECIFICALLY VISCOSITY AND SHALE STABILIZATION ADDITIVES
Owned by: M-I L.L.C.
Serial Number: 73729093
VERSADRIL
Filed: August 8, 1988
CHEMICAL OIL DRILLING FLUID ADDITIVES
Owned by: M-I L.L.C.
Serial Number: 73744833
SULFATREAT
Filed: March 12, 1990
particulate REACTANT FOR REMOVING HYDROGEN SULFIDE FROM HYDROCARBON FUELS AND GEOTHERMAL STEAM FOR SALE TO PRODUCERS OF…
Owned by: M-I L.L.C.
Serial Number: 74037662
VERSATRIM
Filed: June 7, 1990
drilling fluid additives
Owned by: M-I L.L.C.
Serial Number: 74066595
RINGFREE
Filed: July 29, 1991
drilling fluids; namely, a thermally stable deflocculant for use in drilling and completion of wells
Owned by: M-I L.L.C.
Serial Number: 74189251
MUDWARE
Filed: September 22, 1992
collection of mud-related computer programs for use in engineering oil and gas wells
Owned by: M-I L.L.C.
Serial Number: 74318275
NOVAMUL
Filed: April 5, 1993
petroleum industry chemicals; namely, drilling fluid products for use in the oil and gas well drilling industry
Owned by: M-I L.L.C.
Serial Number: 74375411
NOVAPLUS
Filed: March 30, 1995
petroleum industry chemicals, namely a synthetic liquid based drilling fluid for use in the oil and gas well drilling industry…
Owned by: M-I L.L.C.
Serial Number: 74653859
DRIL-KLEEN
Filed: March 30, 1995
petroleum industry chemicals, namely a water based drilling fluid additive for use in the oil and gas well drilling industry…
Owned by: M-I L.L.C.
Serial Number: 74653868
KLA-GARD
Filed: March 30, 1995
petroleum industry chemicals, namely a shale stabilizer for use in the oil and gas well drilling industry
Owned by: M-I L.L.C.
Serial Number: 74653869
LUBE-100
Filed: March 30, 1995
petroleum industry chemicals, namely a lubricant for drilling fluids for use in the oil and gas well drilling industry
Owned by: M-I L.L.C.
Serial Number: 74653870
VIRTUAL RHEOLOGY
Filed: May 8, 1995
computer software for using all available rheology data to characterize rheological behavior of drilling fluids
Owned by: M-I L.L.C.
Serial Number: 74676690
VIRTUAL HYDRAULICS
Filed: May 8, 1995
computer software for accurately calculating drilling fluid hydraulics under high temperature and high pressure conditions…
Owned by: M-I L.L.C.
Serial Number: 74676691
FLO-TROL
Filed: June 7, 1995
petroleum industry chemicals, namely a fluid loss additive for use in the oil and gas well drilling industry
Owned by: M-I L.L.C.
Serial Number: 74685605
DUO-VIS
Filed: March 26, 1996
petroleum industry chemicals, namely a chemical additive for drilling fluids for use in the oil and gas well drilling industry…
Owned by: M-I L.L.C.
Serial Number: 75078771
GEO-SMART
Filed: April 10, 1996
rig instrumentation equipment, namely, computer software utilized in the petroleum industry for monitoring the mechanics…
Owned by: M-I L.L.C.
Serial Number: 75086123
SWACO
Filed: May 30, 1996
petroleum industry equipment, namely, fluids processing solids control equipment, namely, shakers, desanders, desilters,…
Owned by: M-I L.L.C.
Serial Number: 75111894
SWACO
Filed: May 30, 1996
petroleum industry equipment, namely, fluids processing (solids control) equipment, namely, shakers, desanders, desilters…
Owned by: M-I L.L.C.
Serial Number: 75111899
INTEGRATED FLUIDS ENGINEERING
Filed: October 21, 1996
oil well drilling services
Owned by: M-I L.L.C.
Serial Number: 75184971
