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John Edward Stachowiak Jr.

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  • Houston, TX, US
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    LONG-STROKE PUMPING UNIT
    • Publication number 20250012268
    • Publication date Jan 9, 2025
    • Weatherford Technology Holdings, LLC.
    • Clark E. ROBISON
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LONG-STROKE PUMPING UNIT
    • Publication number 20230407862
    • Publication date Dec 21, 2023
    • Weatherford Technology Holdings, LLC.
    • Clark E. ROBISON
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Quarter-Turn Anchor Catcher Having Anti-Rotation Sleeve and Allowin...
    • Publication number 20230399903
    • Publication date Dec 14, 2023
    • Weatherford Technology Holdings, LLC.
    • John E. Stachowiak
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    LONG-STROKE PUMPING UNIT
    • Publication number 20230265844
    • Publication date Aug 24, 2023
    • Weatherford Technology Holdings, LLC.
    • Clark E. ROBISON
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Securing Apparatus and Method
    • Publication number 20230251288
    • Publication date Aug 10, 2023
    • DeWalch Technologies, Inc.
    • John Edward Stachowiak
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Valve Assembly for Downhole Pump of Reciprocating Pump System
    • Publication number 20230203913
    • Publication date Jun 29, 2023
    • Weatherford Technology Holdings, LLC.
    • John E. Stachowiak
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Operating Tool For an Artificial Lift System
    • Publication number 20220235616
    • Publication date Jul 28, 2022
    • Weatherford Technology Holdings, LLC.
    • John Edward STACHOWIAK
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    SYSTEM AND METHODS FOR MANAGING OIL AND GAS PRODUCTION EQUIPMENT
    • Publication number 20220067641
    • Publication date Mar 3, 2022
    • OXY USA INC.
    • Terrell L. ROWE
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    LONG-STROKE PUMPING UNIT
    • Publication number 20210254616
    • Publication date Aug 19, 2021
    • Weatherford Technology Holdings, LLC.
    • Clark E. ROBISON
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Securing Apparatus and Method
    • Publication number 20210215743
    • Publication date Jul 15, 2021
    • DeWalch Technologies, Inc.
    • John Edward Stachowiak
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Retained Lock System and Method
    • Publication number 20210164266
    • Publication date Jun 3, 2021
    • DeWalch Technologies, Inc.
    • John Edward Stachowiak
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Retained Lock System and Method
    • Publication number 20210164265
    • Publication date Jun 3, 2021
    • DeWalch Technologies, Inc.
    • John Edward Stachowiak
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Method and Apparatus for Securing a Watthour Meter Box
    • Publication number 20210055331
    • Publication date Feb 25, 2021
    • DeWalch Technologies, Inc.
    • John Edward Stachowiak
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Apparatus and Method for Securing an Enclosure
    • Publication number 20210011055
    • Publication date Jan 14, 2021
    • DeWalch Technologies, Inc.
    • John Edward Stachowiak
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Polished Rod Liner Assembly
    • Publication number 20200340336
    • Publication date Oct 29, 2020
    • Weatherford Technology Holdings, LLC.
    • John E. Stachowiak
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Connecting Sucker Rods with Couplings Having Dry Film Lubrication
    • Publication number 20200131860
    • Publication date Apr 30, 2020
    • Weatherford Technology Holdings, LLC.
    • Jeffrey L. Lembcke
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SECURITY DEVICES INCLUDING A RETAINED LOCK, SHROUD, AND PLUG
    • Publication number 20200109806
    • Publication date Apr 9, 2020
    • DeWalch Technologies, Inc.
    • John Edward STACHOWIAK
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Wiper Ring Assembly with Energizing Member
    • Publication number 20200011327
    • Publication date Jan 9, 2020
    • Weatherford Technology Holdings, LLC.
    • John E. STACHOWIAK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Streamlined Valve Assembly for Downhole Pump of Reciprocating Pump...
    • Publication number 20200011154
    • Publication date Jan 9, 2020
    • Weatherford Technology Holdings, LLC.
    • John E. Stachowiak
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Valve Assembly for Downhole Pump of Reciprocating Pump System
    • Publication number 20190353003
    • Publication date Nov 21, 2019
    • Weatherford Technology Holdings, LLC.
    • John E. Stachowiak
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    WELL ARTIFICIAL LIFT OPERATIONS WITH SAND AND GAS TOLERANT PUMP
    • Publication number 20190264549
    • Publication date Aug 29, 2019
    • Weatherford Technology Holdings, LLC.
    • William C. LANE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CORROSION RESISTANT SUCKER ROD
    • Publication number 20190211630
    • Publication date Jul 11, 2019
    • Weatherford Technology Holdings, LLC.
    • Oscar E. MARTINEZ
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    LONG-STROKE PUMPING UNIT
    • Publication number 20190063426
    • Publication date Feb 28, 2019
    • Weatherford Technology Holdings, LLC.
    • Clark E. ROBISON
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Subsurface Reciprocating Pump for Gassy and Sandy Fluids
    • Publication number 20180298736
    • Publication date Oct 18, 2018
    • Weatherford Technology Holdings, LLC.
    • Jason W. Bailey
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Movable Coupling for Subsurface Plunger
    • Publication number 20180283146
    • Publication date Oct 4, 2018
    • Weatherford Technology Holdings, LLC.
    • John E. STACHOWIAK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    WELL ARTIFICIAL LIFT OPERATIONS WITH SAND AND GAS TOLERANT PUMP
    • Publication number 20180112503
    • Publication date Apr 26, 2018
    • Weatherford Technology Holdings, LLC.
    • William C. LANE
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Centrifugal Separator for Downhole Pump
    • Publication number 20160251951
    • Publication date Sep 1, 2016
    • Weatherford Technology Holdings, LLC.
    • John E. Stachowiak
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    LONG-STROKE PUMPING UNIT
    • Publication number 20160245276
    • Publication date Aug 25, 2016
    • Weatherford Technology Holdings, LLC.
    • Clark E. ROBISON
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Diversion Plunger for Reciprocating Rod Pump
    • Publication number 20160237796
    • Publication date Aug 18, 2016
    • Weatherford Technology Holdings, LLC.
    • John E. Stachowiak
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    On-Off Tool for Sucker Rod String
    • Publication number 20160208564
    • Publication date Jul 21, 2016
    • Weatherford Technology Holdings, LLC.
    • John E. Stachowiak
    • E21 - EARTH DRILLING MINING