HARD NOSE
Filed: April 5, 1990
roller cutter mining bits
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74046081
GRAD-LINE
Filed: April 19, 1990
position sensing and control equipment for automatically adjusting the blade or screed on concrete or asphalt paving and…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74051205
EDGE TRACK
Filed: April 19, 1990
belt guidance systems for continuous belt vacuum filters comprising a series of roller guides mounted at the side of the…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74051208
SHRIVERMATIC
Filed: May 4, 1990
filters and auxiliary equipment and components and supplies for use therewith - namely, filter presses, power actuated plate…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74055979
BAKER HUGHES
Filed: May 29, 1990
oilfield chemicals and chemical compositions; namely, additives for use in the drilling, completion and workover of oil…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74063427
TAPER-LOC
Filed: June 15, 1990
earth mining bits; namely, large diameter, raised bore drill stem mining bits used in the mining industry
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74069654
SHALE-BOND
Filed: June 18, 1990
chemicals and chemical compositions for use in drilling, completion, and work-over fluids for subterranean wells - namely…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74070140
BJ SERVICES
Filed: July 18, 1990
oil and gas well treatment and stimulation services, including acidizing, fracturing, flushing and washing, well cementing…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74079295
FAXLOG
Filed: July 16, 1990
well site based information services to assist in efficiently managing energy exploration and development drilling, managing…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74079533
BAKER HUGHES
Filed: August 24, 1990
earth drilling and oil and gas well production, instrumentation and measurement devices; namely, downhole measurement-while…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74091069
HYDROCLEANER
Filed: August 27, 1990
mechanical flotation machine for separation of suspended solids, oils, or organics from effluents and for adding or removing…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74091634
SST
Filed: August 24, 1990
downhole oil field tool for use in oil and gas well stimulation
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74091951
XTRA-PENETRATION
Filed: September 28, 1990
mining rock bits, shaft cutters, and raise drill cutters
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74102426
DUSMASTER
Filed: October 9, 1990
foam dust suppression system comprised of pumps and metering devices to control the dilution of a chemical with water and…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74104100
DEPURATOR
Filed: October 22, 1990
equipment for separating liquids, solids, or gases from a liquid or adding gases to a liquid
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74108526
ODYSSEY
Filed: October 26, 1990
microscopes; namely, electron microscopes and laser confocal microscopes
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74110632
GLAD
Filed: November 28, 1990
additive for the removal of hydrogen sulfide and insoluble sulfides from and for the control of microbiological growth in…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74118777
LANFLEX
Filed: January 8, 1991
computer control system for supervisory control and data acquisition wherein said system comprises software, a central processor…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74128710
REALFLEX
Filed: January 8, 1991
computer control system for supervisory control and data acquisition wherein said system comprises software, a central processor…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74128711
REMFLEX
Filed: January 8, 1991
computer control system for supervisory control and data acquisition wherein said system comprises software, a central processor…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74128712
INFUSER
Filed: January 10, 1991
services performed by mixing solid particles and fluids in an auger combined with a high speed pump for injection into and…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74129829
DATAGATOR
Filed: February 4, 1991
measuring devices; namely, meters for measuring the rate of flow of liquids in a piping system, such as a sanitary and surface…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74136008
WESTRONICS
Filed: February 7, 1991
analog and microprocessor based strip chart and multipoint recorders; analog and microprocessor based digital indicators…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74140721
SONAGRADE
Filed: February 26, 1991
electronic distance measuring device for use in roadway paving machines, such as asphalt and concrete paving machines, for…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74142864
PIPES
Filed: March 4, 1991
computer software
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74144262
NORAN
Filed: March 5, 1991
confocal microscopes; scanning electron microscopes; and elemental analysis apparatus; namely, x-ray microanalysis systems…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74144758
NORAN INSTRUMENTS
Filed: March 6, 1991
confocal microscopes; scanning electron microscopes; and elemental analysis apparatus; namely, x-ray microanalysis systems…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74145196
DPR
Filed: March 21, 1991
electromechanical apparatus for use in obtaining geological and engineering measurements in oil and gas well boreholes
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74149839
NEU-LEVEL
Filed: March 22, 1991
material level sensing device; namely, a non-intrusive level sensor utilizing neutron backscatter techniques to measure…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74150726
VERSAFLO
Filed: March 22, 1991
ultra-sonic liquid Doppler flowmeter for non-intrusive measurement of liquid flow in piping
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74150728
GEOTRAK
Filed: March 22, 1991
services relating to the measurement of physical, geological properties of rocks below the earth's surface, used in the…
Owned by: BAKER HUGHES INCORPORATED and EXLOG, INC.
Serial Number: 74151664
ALLOY ANALYZER
Filed: March 22, 1991
portable elemental composition detectors; namely a portable x-ray fluorescence apparatus that utilizes a balanced filter…
Owned by: BAKER HUGHES INCORPORATED and TN Technologies Inc.
Serial Number: 74151669
METALLURGIST
Filed: March 22, 1991
portable elemental composition detector; namely, portable x-ray fluorescence apparatus for non-destructive analysis of elemental…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74151682
EGGBEATER
Filed: April 9, 1991
drill bits used in the oil and gas well drilling industry
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74156227
EGGBEATER
Filed: April 12, 1991
drill bits used in the oil and gas well drilling industry
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74157591
BIO-DRILL
Filed: April 16, 1991
drilling fluid additive; namely, a chemical composition for use in shale stability, anti-bit balling, and lubrication, in…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74157815
QUANTOS FPX
Filed: April 26, 1991
apparatus used to analyze the elemental composition of materials through exposing the sample to x-ray radiation and measuring…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74161158
BIRD
Filed: May 2, 1991
centrifugal separation and vacuum filtration machines and assemblies of one or more such machines; and parts for the foregoing…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74162986
COMPUDRIL
Filed: May 20, 1991
engineering data analysis services, oil well report preparation services and oil well planning services
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74168551
NEU-SCAN
Filed: May 23, 1991
portable material level sensing device; namely, a portable non-intrusive level sensor utilizing neutron backscatter to measure…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74169612
