BLACK MAGIC
Filed: February 8, 1943
Powdered Composition Intended to Be Used in the Manufacture of an Oil Base Drilling Fluid
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 71458402
MEKON
Filed: February 7, 1946
CRUDE WAXES DERIVED FROM MINERAL SOURCES USEFUL IN MANUFACTURE OF FLOOR WAX, FURNITURE WAX AND OTHER WAX-CONTAINING MATERIALS…
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 71496185
MEKON
Filed: April 21, 1947
MICROCRYSTALLINE WAX AND CHEMICALLY MODIFIED MICROCRYSTALLINE WAX DERIVED FROM PETROLEUM, AND SOLD IN BULK FOR USE IN CANDLE…
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 71521098
MIL-BAR
Filed: May 18, 1959
Barite Weighting Material Used to Increase the Density of Drilling Mud
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 72073950
LIGCO
Filed: May 25, 1959
MINED LIGNIN USED AS A SUPPLEMENTARY DISPERSANT AND EMULSIFIER IN OIL DRILLING MUDS
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 72074442
MILGEL
Filed: May 29, 1959
WYOMING BENTONITE, A SUSPENSION AND FLUID LOSS CONTROL AGENT IN FRESH WATER MUDS
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 72074769
SUPER-COL
Filed: May 29, 1959
Modified Inorganic Colloidal Compound, Used as a Suspending Agent in Fresh Water Muds
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 72074771
MILMICA
Filed: May 29, 1959
MICA FLAKES, USED AS A FINE FLAKETYPE LOSS CIRCULATION ADDITIVE IN DRILLING MUD
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 72074773
CHEK-LOSS
Filed: May 16, 1960
Neoprene Loss Circulation Material Stable in All Types of Mud Systems
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 72097228
HT
Filed: October 20, 1961
[Earth Penetrating Tools Including Drill Bits, ] Core Bits, Reamers [, Shaft Cutters and Tunnel Cutters; Drill String Members…
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 72130358
MIL-GARD
Filed: April 18, 1972
HYDROGEN SULFIDE SCAVENGER FOR OIL AND GAS WELL DRILLING AND WORKOVER
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 72421710
CARBO-MUL
Filed: April 18, 1972
CHEMICAL ADDITIVE FOR USE IN THE TREATMENT OF OIL WELL DRILLING MUD
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 72421711
ECP
Filed: July 19, 1972
REINFORCED ELASTOMER PACKERS FOR USE IN SUCH AREAS AS WELL DRILLING AND PRODUCING AND IN MINING
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 72430286
BAKERWELD
Filed: December 12, 1977
SCREEN FOR USE IN GRAVEL PACKING OPERATIONS DURING THE COMPLETION AND WORKOVER OF SUBTERRANEAN OIL AND GAS WELLS, SAID SCREEN…
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 73151826
HYCAL
Filed: May 22, 1980
Well Completion Fluids, Brines, Calcium Bromide, Calcium Chloride, and Zinc Bromide
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 73263133
TRETOLITE
Filed: September 15, 1983
Chemicals Used in the Petroleum, Gas and Industrial Water Treatment Industries
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 73443888
NEW-DRILL
Filed: January 18, 1985
ADDITIVES FOR DRILLING FLUIDS OR MUD SYSTEMS USED IN DRILLING OIL WELLS
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 73518022
KEM-SEAL
Filed: January 23, 1989
CHEMICAL AND CHEMICAL COMPOSITIONS; NAMELY, A FILTRATION CONTROL AGENT FOR DRILLING, COMPLETION AND WORKOVER FLUIDS FOR…
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 73776297
SLIM-PAK
Filed: May 9, 1989
MINING MACHINE PART, NAMELY, FILTERS FOR SCREENING PARTICULATE MATTER FROM PRODUCTION FLUIDS IN SUBTERRANEAN WELLS
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 73798790
CARBO-TEC
Filed: August 21, 1989
CHEMICAL PREPARATIONS USED IN THE MANUFACTURE OF OIL PHASE DRILLING MUDS
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 73820510
BIO-SPOT
Filed: October 30, 1989
DRILLING FLUID ADDITIVE, NAMELY, A CHEMICAL COMPOSITION AND USED AS A SPOTTING FLUID TO RELEASE STUCK DRILL PIPE
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 73834683
MIL-LUBE
Filed: June 18, 1990
oilfield drilling fluid lubricants
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 74070139
CHEMTROL
Filed: July 18, 1990
chemical additives in the nature of modified lignosulfonate dispersants, deflocculants and emulsion stabilizers used with…
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 74079293
SULFIX
Filed: August 13, 1990
hydrogen sulfide abatement additives for fuel oils
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 74087570
PYRO-DRILL
Filed: December 14, 1990
well-drilling services; namely, calculating, formulating, and mixing of drilling mud mixtures for specific drilling conditions…
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 74123553
BIOQUEST
Filed: February 22, 1991
bioprocessing aids, specifically, demulsifiers, emulsifiers, defoamers, antifoamers, filtration aids, viscosity adjusters…
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 74141178
AQUA-MAGIC
Filed: February 22, 1991
chemical additive for increased lubricity in water based well drilling fluids
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 74141710
NAVITRAK
Filed: July 9, 1991
electronic survey instrument on drill string to measure while drilling to determine direction and angle of drill bit
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 74183567
FLO
Filed: December 20, 1991
drag reducing chemicals; namely, polymeric materials suspended in a hydrocarbon solvent, to increase flow of oil through…
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 74232624
PERCHEM
Filed: January 27, 1992
full line of process chemicals for industrial use
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 74240660
CHEMCROBE
Filed: January 27, 1992
mutated bacteria for use in chemical degradation for use in the oil field industry
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 74240703
PERFFLOW
Filed: January 25, 1993
drilling fluid for controlling fluid loss in a well completion system, and/or for use as a spearhead fluid for fracturing…
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 74352348
POLYFREE
Filed: February 10, 1993
petrochemical anti-foulant used in refinery operations in heaters and heat exchangers to prevent mineral deposit buildup
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 74357593
FLO ADR
Filed: July 21, 1993
chemicals for improving flow of aqueous-containing liquids in pipeline applications
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 74415213
SPECTRA FRAC
Filed: July 29, 1993
oil and gas well stimulation services using aqueous fracturing fluids
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 74418851
INTEQ
Filed: June 8, 1994
oil and gas well treatment; and oil and gas well fracturing, perforation, and spill treatment services
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 74534945
INTEQ
Filed: June 8, 1994
earth, gas, and oil well drilling; installation of oil and gas well casing, tubing, and drill pipe; and rental of well drilling…
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 74534946
SULFATROL
Filed: September 4, 1998
chemical compositions, namely, additives for use in drilling and completion fluids; completion fluids, drilling muds, drilling…
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 75548190
BIO-PAQ
Filed: September 4, 1998
chemical compositions, namely, additives for use in drilling and completions; completion fluids, drilling muds, drilling…
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 75548191
CARBO-DRILL
Filed: September 4, 1998
chemical compositions, namely, additives for use in drilling and completions; completion fluids, drilling muds, drilling…
Owned by: BAKER HUGHES HOLDINGS LLC
Serial Number: 75548193
