HYDROSPEC
Filed: February 24, 1993
generator of acrolein for scavenging hydrogen sulfide in water in oilfield, agricultural and industrial applications
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74363327
THRU FLAPPER SELF EQUALIZING
Filed: March 15, 1993
oilfield well completion and production services
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74368190
THRU FLAPPER SELF EQUALIZING
Filed: March 15, 1993
downhole oilfield equipment; namely, downhole safety valves
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74368192
BJ SOFTWARE SYSTEMS
Filed: April 1, 1993
computer control system comprising computer software for use in the oil and gas, pipeline, water treatment, wastewater treatment…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74374533
LEVELTECH
Filed: April 13, 1993
non-contacting level measurement instrumentation; namely, nuclear, microwave radar, ultrasonic, and neutron level measurement…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74378904
BEGEMANN PUMPS
Filed: June 15, 1993
metallic and non-metallic centrifugal pumps for water and sludge pumping in the chemical, petrochemical and petroleum industry…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74402027
GEHO PUMPS
Filed: June 15, 1993
centrifugal pumps, piston pumps and piston diaphragm pumps for minerals, ores and sewage/waste water pumping
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74402954
BAKER CAC
Filed: June 14, 1993
automation and control of oil and gas production and transmission systems incorporating hardware and software for control…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74402956
GEHO
Filed: June 15, 1993
centrifugal pumps, piston pumps and piston diaphragm pumps for minerals, ores and sewage/waste water pumping
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74402981
ELASTOX
Filed: June 18, 1993
membrane diffuser for use in liquid treatment facilities
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74404260
BAKER CAC
Filed: June 25, 1993
installation, maintenance and related consulting services for telecommunication and automated controls in the field of oil…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74407227
ECOGARD
Filed: July 21, 1993
metallic portable/returnable chemical containers
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74415216
CLEAR DRILL
Filed: July 21, 1993
brine based chemical for use in the field of drilling for the purpose of, controlling reservoir pressure, lifting sediment…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74415979
DRILLSTATION
Filed: July 21, 1993
computer terminal for use on oilfield drilling rigs
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74415994
SPECTRA FRAC
Filed: July 29, 1993
oil and gas well stimulation services using aqueous fracturing fluids
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74418851
ECHO
Filed: August 9, 1993
wireless computerized communications apparati for operating and controlling tools in oil and gas wells
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74422431
ENVIROTECH
Filed: August 16, 1993
educational services; namely, conducting classes in the field of use, safety, safety audits, regulatory compliance, and…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74425283
MEDALLION FRAC
Filed: August 26, 1993
oil and gas well stimulation services using aqueous fracturing fluids
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74429870
INTERVISION
Filed: September 1, 1993
computer software for the acquisition, processing and analysis of microscope images
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74431823
AUTOFLUX
Filed: September 14, 1993
electronic controller for controlling the operation of sedimentation equipment
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74435911
BIO-MUL
Filed: October 4, 1993
chemical substances and products for use in the petroleum industry; additives for use in drilling fluids; chemicals for…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74443520
SCOURGUARD
Filed: October 5, 1993
commercial filter retention device for utilizing granular media; namely, sand, for water and wastewater treatment
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74444246
MAGNA TOUCH
Filed: November 9, 1993
sulphur and hydrogen sulfide gas analyzers for use in detecting and measuring the concentration of chemicals in gases or…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74455616
DETECTASSETTE
Filed: November 9, 1993
cartridges containing chemically treated tape for use in conjunction with an analyzer for the detection and measurement…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74457252
PERFFORM
Filed: November 12, 1993
technique of perforating the well casing and rock in a hydro-carbon producing well in order to increase productivity
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74462049
MULTIPLE PROPAGATION RESISTIVITY
Filed: November 23, 1993
electronic surveying apparatus used while drilling in subterranean oil and gas wells to measure, in real time, natural gamma…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74462183
RNT
Filed: November 23, 1993
steerable mud motor with built in electronic devices for the real time measurement of trajectory, formation resistivity…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74462382
RESERVOIR NAVIGATION TOOL
Filed: November 23, 1993
electronic devices for the real time measurement of trajectory, formation resistivity and natural formation gamma ray for…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74462384
ZYLAC
Filed: January 25, 1994
chemicals used in industry, science and agriculture as plastics additives
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74482640
THUMPER BAKER ELECTRONIC COMPLETION SYSTEMS BAKER OIL TOOLS
Filed: February 17, 1994
communication apparatus for operating and controlling tools in oil and gas wells
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74492423
EPSILON
Filed: March 4, 1994
microwave instrument for the measurement of the moisture content of materials
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74497041
CAC
Filed: March 8, 1994
installation, maintenance and related consulting services for telecommunication and automated controls in the field of oil…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74498480
SLT
Filed: March 14, 1994
well site data and information management, geologic and engineering consulting, information reporting services; namely,…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74500470
SURFACE LOGGING DELTA T
Filed: March 17, 1994
well site data and information management, geologic and engineering consulting, information reporting services; namely,…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74503450
NAVIGAMMA
Filed: March 31, 1994
directional drilling measurement and steering services and natural gamma ray logging measurement services for use in subterranean…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74507655
JOYSTICK DRILLING
Filed: April 22, 1994
downhole motors and parts thereof for drilling boreholes in earth formations utilizing coil tubing applications in the subterranean…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74519260
NAVISTAB
Filed: April 22, 1994
metal variable gauge pipe collars for stabilizing drill pipes during subterranean oil and gas well drilling
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74519262
JOYSTICK STEERING
Filed: April 22, 1994
downhole motors and parts thereof for drilling boreholes in earth formations utilizing coil tubing applications in the subterranean…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74519605
SYN-TEQ
Filed: May 5, 1994
synthetic oil based drilling fluid additive for use in subterranean oil and gas wells and services
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74520350
RESERVOIR NAVIGATION
Filed: May 18, 1994
real time computer-based measurement services of trajectory, formation resistivity and natural formation gamma ray properties…
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 74526163
