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James William Weir

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  • Houston, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Slow-shift SPM valve
    • Patent number 11,536,390
    • Issue date Dec 27, 2022
    • National-Oilwell Varco, L.P.
    • James Ray Landrith
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve assembly for well systems
    • Patent number 11,353,124
    • Issue date Jun 7, 2022
    • National-Oilwell Varco, L.P.
    • James W. Weir
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Pilot close vent valve
    • Patent number 11,293,462
    • Issue date Apr 5, 2022
    • NATIONAL OILWELL VARCO, L.P.
    • Travis James Miller
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Hydraulic circuit for controlling a movable component
    • Patent number 10,508,663
    • Issue date Dec 17, 2019
    • National-Oilwell Varco, L.P.
    • Richard W. Cowan
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Circulation sub and method for using same
    • Patent number 10,487,623
    • Issue date Nov 26, 2019
    • National-Oilwell Varco, L.P.
    • James William Weir
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Slow-shift SPM valve
    • Patent number 10,337,638
    • Issue date Jul 2, 2019
    • National-Oilwell Varco, L.P.
    • James Ray Landrith
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method and apparatus for connecting tubulars of a wellsite
    • Patent number 9,657,536
    • Issue date May 23, 2017
    • National-Oilwell Varco, L.P.
    • James William Weir
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Mud hydraulic top drive
    • Patent number 9,493,985
    • Issue date Nov 15, 2016
    • National-Oilwell Varco, L.P.
    • James William Weir
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Circulation sub and method for using same
    • Patent number 9,371,708
    • Issue date Jun 21, 2016
    • National-Oilwell Varco, L.P.
    • James William Weir
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Blowout preventer ram assembly and method of using same
    • Patent number 9,260,932
    • Issue date Feb 16, 2016
    • National-Oilwell Varco, L.P.
    • James William Weir
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Blowout preventer and method of using same
    • Patent number 9,074,450
    • Issue date Jul 7, 2015
    • National-Oilwell Varco, L.P.
    • James William Weir
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Wellhead connector and method of using same
    • Patent number 9,068,423
    • Issue date Jun 30, 2015
    • National-Oilwell Varco, L.P.
    • Christopher Dale Johnson
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Marine riser with side tension members
    • Patent number 9,022,125
    • Issue date May 5, 2015
    • National-Oilwell Varco, L.P.
    • James William Weir
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Blowout preventer with ram socketing
    • Patent number 8,844,898
    • Issue date Sep 30, 2014
    • National-Oilwell Varco, L.P.
    • James Weir
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Dual-flow valve and swivel
    • Patent number 8,631,822
    • Issue date Jan 21, 2014
    • National-Oilwell Varco, L.P.
    • James William Weir
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    System and method for sealing a wellbore
    • Patent number 8,544,538
    • Issue date Oct 1, 2013
    • National-Oilwell Varco, L.P.
    • James William Weir
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Method and system for sealing a wellbore
    • Patent number 8,540,017
    • Issue date Sep 24, 2013
    • National-Oilwell Varco, L.P.
    • Eric Trevor Ensley
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Ram locking blowout preventer
    • Patent number 7,798,466
    • Issue date Sep 21, 2010
    • Varco I/P, Inc.
    • Frank Benjamin Springett
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    SYSTEMS AND METHODS FOR ELECTRICITY GENERATION
    • Publication number 20230059338
    • Publication date Feb 23, 2023
    • National-Oilwell Varco, L.P.
    • Travis James Miller
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    VALVE ASSEMBLY FOR WELL SYSTEMS
    • Publication number 20220260162
    • Publication date Aug 18, 2022
    • National-Oilwell Varco, L.P.
    • James W. Weir
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    SYSTEMS AND METHODS FOR ELECTRICAL POWER GENERATION
    • Publication number 20220059747
    • Publication date Feb 24, 2022
    • National-Oilwell Varco, L.P.
    • James William Weir
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Application

    Pilot Close Vent Valve
    • Publication number 20200362885
    • Publication date Nov 19, 2020
    • Travis James Miller
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    CIRCULATION SUB AND METHOD FOR USING SAME
    • Publication number 20200088008
    • Publication date Mar 19, 2020
    • National-Oilwell Varco, L.P.
    • James William Weir
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    REVERSE LUFFING AND UTILITY BOOM CRANES
    • Publication number 20190315602
    • Publication date Oct 17, 2019
    • National-Oilwell Varco, L.P.
    • James William Weir
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    SLOW-SHIFT SPM VALVE
    • Publication number 20190264829
    • Publication date Aug 29, 2019
    • National-Oilwell Varco, L.P.
    • James Ray Landrith
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VALVE ASSEMBLY FOR WELL SYSTEMS
    • Publication number 20190264822
    • Publication date Aug 29, 2019
    • National-Oilwell Varco, L.P.
    • James W. Weir
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    HYDRAULIC CIRCUIT FOR CONTROLLING A MOVABLE COMPONENT
    • Publication number 20190055963
    • Publication date Feb 21, 2019
    • National-Oilwell Varco, L.P.
    • Richard W. Cowan
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    WELL SITE PUMP WITH INTEGRATED DRIVER AND HYDRAULIC MOTOR AND METHO...
    • Publication number 20170198582
    • Publication date Jul 13, 2017
    • National-Oilwell Varco, L.P.
    • James William Weir
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    CIRCULATION SUB AND METHOD FOR USING SAME
    • Publication number 20160265311
    • Publication date Sep 15, 2016
    • National-Oilwell Varco, L.P.
    • James William Weir
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Slow-Shift SPM Valve
    • Publication number 20160153578
    • Publication date Jun 2, 2016
    • National-Oilwell Varco, L.P.
    • James Ray Landrith
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    MUD HYDRAULIC TOP DRIVE
    • Publication number 20150027782
    • Publication date Jan 29, 2015
    • National-Oilwell Varco, L.P.
    • James William WEIR
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    METHOD AND APPARATUS FOR CONNECTING TUBULARS OF A WELLSITE
    • Publication number 20140159361
    • Publication date Jun 12, 2014
    • National-Oilwell Varco, L.P.
    • James William Weir
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Marine Riser with Side Tension Members
    • Publication number 20140151058
    • Publication date Jun 5, 2014
    • National-Oilwell Varco, L.P.
    • James William Weir
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Blowout Preventer Ram Assembly and Method of Using Same
    • Publication number 20130313449
    • Publication date Nov 28, 2013
    • National-Oilwell Varco, L.P.
    • James William Weir
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    WELLHEAD CONNECTOR AND METHOD OF USING SAME
    • Publication number 20130199801
    • Publication date Aug 8, 2013
    • National-Oilwell Varco, L.P.
    • Christopher Dale Johnson
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    BLOWOUT PREVENTER AND METHOD OF USING SAME
    • Publication number 20130199802
    • Publication date Aug 8, 2013
    • National-Oilwell Varco, L.P.
    • James William Weir
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Dual-Flow Valve and Swivel
    • Publication number 20130126769
    • Publication date May 23, 2013
    • National-Oilwell Varco, L.P.
    • James William Weir
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    CIRCULATION SUB AND METHOD FOR USING SAME
    • Publication number 20130112428
    • Publication date May 9, 2013
    • National-Oilwell Varco, L.P.
    • James William Weir
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    METHOD AND SYSTEM FOR SEALING A WELLBORE
    • Publication number 20120012340
    • Publication date Jan 19, 2012
    • National-Oilwell Varco, L.P.
    • Eric Trevor Ensley
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    SYSTEM AND METHOD FOR SEALING A WELLBORE
    • Publication number 20120012339
    • Publication date Jan 19, 2012
    • National-Oilwell Varco, L.P.
    • James William Weir
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    BLOWOUT PREVENTER WITH RAM SOCKETING
    • Publication number 20100243926
    • Publication date Sep 30, 2010
    • National Oilwell Varco;
    • JAMES WEIR
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Ram locking blowout preventer
    • Publication number 20080265188
    • Publication date Oct 30, 2008
    • Frank Benjamin Springett
    • E21 - EARTH DRILLING MINING