| DEVELCO Develco, Inc.
73417337 15 Mar 1983 | on 20 Mar 2020 | Magnetometers and Bore Hole Measurement Sensors for Use in Oil Well Dr... Class 009 Class 009 Computer & Software Products & Electrical & Scientific Products Magnetometers and Bore Hole Measurement Sensors for Use in Oil Well Drilling Industry | | | T TRI-STATE ...AROUND THE CLOCK, AROUNDTHE WORLD... Baker Hughes Incorporated
73257195 08 Apr 1980 | on 18 Mar 2016 | Power-Operated Oil Well Drilling Equipment-Namely, Cutting, Fishing, P... Class 007 Class 007 Machinery Products Power-Operated Oil Well Drilling Equipment-Namely, Cutting, Fishing, Pulling, Patching, Drilling and Milling Tools | | | BAKER OIL TOOLS A BAKER HUGHES COMPANY Baker Hughes Incorporated
74118776 28 Nov 1990 | on 12 Feb 2016 | equipment for drilling and completing oil and gas wells; namely, tubin... Class 007 Class 007 Machinery Products equipment for drilling and completing oil and gas wells; namely, tubing to casing packers, packer accessories, production valves, safety values, tubing seals, tubing nipples, and wireline actuated tools | | | HIPP-TRIPPER BAKER HUGHES INCORPORATED
73815296 27 Jul 1989 | on 29 Jan 2016 | RENTAL AND SERVICING OF VIBRATORY IMPACT DRILLS,RENTAL AND SERVICING O... Class 037 Class 037 Construction and Repair Services RENTAL AND SERVICING OF VIBRATORY IMPACT DRILLS | | | BAKERTRON Baker Hughes Incorporated
74089766 20 Aug 1990 | on 22 Jan 2016 | metallic oil field tubular members; namely, drill strings, production ... Class 007 Class 007 Machinery Products metallic oil field tubular members; namely, drill strings, production tubes, and casing having ion plated wear surfaces; and metallic downhole equipment; namely, packers having ion plated wear surfaces | | | AUTOTRAK Baker Hughes Incorporated
75732722 21 Jun 1999 | on 30 Mar 2012 | Downhole, automated, rotary closed loop drilling and formation evaluat... Class 007 Class 007 Machinery Products Downhole, automated, rotary closed loop drilling and formation evaluation system, consisting primarily of a drill bit, a steering unit, measure-while-drilling platform comprising of resistivity, vibration and gamma sensors with additional modular nuclear measurement and pressure options, that is used for precision directional drilling and geosteering in subterranean oil, gas, water, mineral and geothermal cell formations | | | PRESSTEQ Baker Hughes Incorporated
76054005 23 May 2000 | on 13 Jan 2012 | engineering and consultation services for pressure management and cont... Class 042 Class 042 Computer & Software Services & Scientific Services engineering and consultation services for pressure management and control while drilling oil and gas wells, in the nature of pre-drilling review of seismic, geologic and offset data, continuous rigsite monitoring during drilling, and detailed post drilling data analysis | | | COREDRILL Baker Hughes Incorporated
75809530 28 Sep 1999 | on 10 Jun 2011 | downhole formation specimen cutting-while-drilling and withdrawal serv... Class 037 Class 037 Construction and Repair Services CORE DRILL | | | DEAPTEQ Baker Hughes Incorporated
75283787 30 Apr 1997 | on 03 Jul 2010 | well drilling support software,well drilling support software Class 009 Class 009 Computer & Software Products & Electrical & Scientific Products well drilling support software | | | APEX Baker Hughes Incorporated
78034392 08 Nov 2000 | on 03 Jul 2010 | DOWNHOLE TOOLS AND EQUIPMENT FOR OIL, GAS, AND INJECTION WELLS, NAMELY... Class 007 Class 007 Machinery Products DOWNHOLE TOOLS AND EQUIPMENT FOR OIL, GAS, AND INJECTION WELLS, NAMELY TOOLS AND EQUIPMENT FOR MONOBORE COMPLETIONS, NAMELY, PRODUCTION WELLS SENSORS; ELECTRONIC COMMUNICATION SYSTEMS COMPRISED OF ELECTRONIC CABLES, ELECTRONIC TRANSMITTERS, AND ELECTRONIC RECEIVERS, DOWNHOLE COMPUTERS AND SURFACE COMPUTERS Class 009 Class 009 Computer & Software Products & Electrical & Scientific Products DOWNHOLE TOOLS AND EQUIPMENT FOR OIL, GAS, AND INJECTION WELLS, NAMELY, TOOLS AND EQUIPMENT FOR MONOBORE COMPLETIONS, NAMELY, LINERS, ELECTROMECHANICAL SLIDING SLEEVES, ELECTRICALLY CONTROLLED DOWNHOLE TOOLS, REMOTELY ACTUATED DOWNHOLE TOOLS, CONTROLLED FLUID AND GAS FLOW CONTROL VALVES, INFLATABLE PACKERS, TUBULAR MONITORS, FIBEROPTIC, ACOUSTIC, MUD PULSE, FIBER OPTIC AND OPTO-MECHANICAL OPERATED SLIDING SLEEVES; DOWNHOLE COMPUTERIZED CONTROLLED DEVICES, NAMELY, SLIDING SLEEVES; AND SAND SCREENS | | 
