FERCHEK
Filed: March 31, 1982
a Ferric Iron Inhibitor
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73357542
BLUE CHIP
Filed: April 19, 1982
EARTH BORING BITS UTILIZING CUTTING TEETH OF [ SINTERED ] TUNGSTEN CARBIDE AND POLYCRYSTALLINE DIAMONDS
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73360542
CEMOD
Filed: November 8, 1982
Computer Chips for Use in Calculators
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73402083
DRILFOAM
Filed: October 20, 1983
Foaming Agent Used in Water, Oil and Gas Well Drilling Operations and in Mineral Exploration Air Drilling
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73448901
R-LINE
Filed: June 18, 1984
Down Hole Production Equipment-Namely, Lock Mandrels, Landing Nipples, Running Tools and Sliding Sleeve Valves
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73485715
DATADRIL
Filed: October 10, 1984
Tools for Oil and Gas Wells-Namely, Side Entry Subs
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73503178
XN
Filed: November 4, 1985
DOWNHOLE PRODUCTION EQUIPMENT FOR WELLS--NAMELY, LOCK MANDRELS, LANDING NIPPLES [ AND RUNNING TOOLS ]
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73566836
EWR
Filed: November 29, 1985
MEASURING TRUE RESISTIVITY OF DOWNHOLE FORMATION BEDS WHILE DRILLING
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73570941
RN
Filed: January 13, 1986
DOWNHOLE PRODUCTION EQUIPMENT FOR WELLS--NAMELY, LOCK MANDRELS, LANDING NIPPLES [ AND RUNNING TOOLS ]
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73577292
HOLEPLUG
Filed: March 27, 1986
BENTONITES FOR SEALING AND PLUGGING EARTH BOREHOLES
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73590275
SPIDR
Filed: July 9, 1986
DATA ACQUISITION UNITS USED FOR OIL AND GAS WELLS
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73608560
D R C
Filed: July 9, 1986
DATA ACQUISITION UNITS USED FOR OIL AND GAS WELLS
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73608561
HYDRA-BLAST
Filed: September 18, 1986
DOWNHOLE CLEANING SERVICES, NAMELY, FOR CLEANING OIL, GAS, INJECTION AND GEOTHERMAL WELLS, AND FLOW LINES
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73620689
OECO
Filed: March 23, 1987
METAL TUBES AND TUBE CONNECTIONS
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73650672
POLYAC
Filed: May 29, 1987
ORGANIC POLYMERIC FLUID LOSS CONTROL ADDITIVE FOR DRILLING FLUIDS
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73663629
AKTAFLO
Filed: June 22, 1987
NON-IONIC SURFACTANTS FOR USE IN DRILLING FLUIDS
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73667841
CRA
Filed: July 30, 1987
ACID COMPOSITION USED IN STIMULATING AND/OR TREATING WELL FORMATIONS, AND FOR AN ORGANIC LIQUID RETARDING CHEMICAL USED…
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73675456
VERSA-TRIEVE
Filed: October 5, 1987
OIL AND GAS WELL DOWNHOLE EQUIPMENT AND SERVICE TOOLS, NAMELY WELL PACKERS AND PRODUCTION PACKERS
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73687889
NO-SULF
Filed: January 21, 1988
SULFIDE SCAVENGERS FOR USE IN WATER BASED DRILLING FLUIDS USED IN OIL AND GAS WELLS
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73706867
BROMI-VIS
Filed: January 21, 1988
VISCOSIFER FOR BRINES USED IN COMPLETION AND WORKOVER FLUIDS IN OIL AND GAS WELLS
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73706868
BARARESIN
Filed: January 21, 1988
BRIDGING MATERIAL FOR USE IN OIL AND GAS WELLS
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73706869
BARODENSE
Filed: February 5, 1988
WEIGHTING MATERIAL FOR DRILLING AND PACKER FLUIDS USED IN OIL AND GAS WELLS
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73709523
BAROID
Filed: February 5, 1988
CHEMICALS AND CHEMICAL COMPOSITION FOR USE IN WELL-DRILLING FLUIDS AND DRILLING OPERATIONS
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73709524
BARAPAK
Filed: February 5, 1988
OIL SOLUBLE POLYMER ADDITIVES FOR USE IN DRILLING AND PACKER FLUIDS
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73709530
BAROID
Filed: February 5, 1988
WEIGHTING MATERIAL (BARYTE/BARIUM SULFATE) USED IN FLUIDS FOR DRILLING OIL AND GAS WELLS
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73709552
DURATONE
Filed: February 5, 1988
OIL DISPERSIBLE COLLOID FOR USE IN DRILLING MUDS
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73709627
BARAPLUG
Filed: September 12, 1988
SIZED SALT WATER USED A WATER SOLUBLE BRIDGING AGENT FOR TEMPORARILY SEALING PRODUCTION ZONES IN OIL AND GAS WELLS
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73751509
BARO-TROL
Filed: September 12, 1988
MODIFIED ASPHALT FOR USE AS A DRILLING FLUID ADDITIVE IN WATER-BASED DRILLING MUDS USED IN DRILLING OIL AND GAS WELLS
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73751510
SAFETYSET
Filed: September 19, 1988
OIL AND GAS WELL DOWNHOLE MACHINERY AND PARTS THEREFOR, NAMELY, LOCKING MANDRELS, UNLOCKING MECHANISMS, RUNNING MECHANISMS…
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73752557
TECHCOMMAND
Filed: January 12, 1989
MOBILE COMMAND CENTER COMPRISING COMPUTER AND COMPUTER PERIPHERALS FOR USE IN OIL AND GAS WELL SERVICING OR STIMULATION
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73774553
PERMA-SERIES
Filed: April 3, 1989
OIL AND GAS WELL DOWNHOLE EQUIPMENT, NAMELY WELL PACKERS, PRODUCTION PACKERS AND PARTS THEREFOR
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73790897
VITIBEN
Filed: October 30, 1989
MANUFACTURING CHEMICAL, NAMELY, BENTONITE CLARIFYING AGENT FOR THE WINE INDUSTRY
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 73834589
ESS
Filed: January 10, 1990
downhole surveying services for providing orientation in the drilling of gas and oil wells
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 74017909
MRIL
Filed: March 19, 1990
making electronic measurements in oil well bore holes, and providing reports based thereon
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 74039825
SWIS
Filed: April 26, 1990
subsea oil well and subsea gas well maintenance services
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 74053119
SPERRY-SUN SLIMHOLE
Filed: May 4, 1990
providing oil and gas well drilling data services as to surveys, steering and other measurements while drilling
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 74055738
MPT SPECTRUM
Filed: May 7, 1990
measurement-while-drilling (MWD) services, including well logging and surveying services, for the oil and gas industry
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 74056231
BARAMIX
Filed: July 2, 1990
green sand binders for use in foundry operations
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 74074642
BARA-KADE
Filed: July 2, 1990
bentonite clays for use in slurry trenching and soil sealing to reduce the hydraulic conductivity of exposed soil in trenches…
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 74074645
SGA-HT
Filed: August 14, 1990
gelling agent for use in oil and gas well stimulation utilized with fluids employed in subterranean formation stimulation…
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 74087825
