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Packing seal assembly
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Patent number 11,946,465
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Issue date Apr 2, 2024
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Kerr Machine Co.
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Christopher Todd Barnett
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Fluid end with clamped retention
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Patent number 11,920,583
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Issue date Mar 5, 2024
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Kerr Machine Co.
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Kelcy Jake Foster
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Fluid routing plug
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Patent number 11,920,587
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Issue date Mar 5, 2024
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Kerr Machine Co.
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Micheal Cole Thomas
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Fluid routing plug
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Patent number 11,859,601
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Issue date Jan 2, 2024
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Kerr Machine Co.
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Nicholas Son
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Fluid routing plug
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Patent number 11,859,611
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Issue date Jan 2, 2024
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Kerr Machine Co.
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Micheal Cole Thomas
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E21 - EARTH DRILLING MINING
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High pressure pump
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Patent number 11,846,282
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Issue date Dec 19, 2023
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Kerr Machine Co.
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Mark S. Nowell
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Fluid end assembly
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Patent number 11,808,254
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Issue date Nov 7, 2023
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Kerr Machine Co.
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Micheal Cole Thomas
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E21 - EARTH DRILLING MINING
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Multi-piece fluid end
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Patent number 11,708,830
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Issue date Jul 25, 2023
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Kerr Machine Co.
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Mark S. Nowell
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Fluid routing plug
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Patent number 11,686,296
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Issue date Jun 27, 2023
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Kerr Machine Co.
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Nicholas Son
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Fluid end
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Patent number 11,644,018
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Issue date May 9, 2023
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Kerr Machine Co.
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Micheal Cole Thomas
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Modular power end
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Patent number 11,635,151
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Issue date Apr 25, 2023
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Kerr Machine Co.
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Kelcy Jake Foster
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E21 - EARTH DRILLING MINING
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Fluid routing plug
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Patent number 11,578,711
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Issue date Feb 14, 2023
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Kerr Machine Co.
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Micheal Cole Thomas
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Fluid end
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Patent number 11,560,884
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Issue date Jan 24, 2023
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Kerr Machine Co.
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Micheal Cole Thomas
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Fluid end assembly
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Patent number 11,536,267
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Issue date Dec 27, 2022
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Kerr Machine Co.
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Mark S. Nowell
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Reciprocating pump
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Patent number 11,519,396
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Issue date Dec 6, 2022
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SPM Oil & Gas Inc.
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Chandu Kumar
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E21 - EARTH DRILLING MINING
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Controller for hydraulic pump
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Patent number 11,441,549
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Issue date Sep 13, 2022
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Danfoss Power Solutions GmbH & Co. OHG
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Alexis Dole
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Fluid end
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Patent number 11,359,615
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Issue date Jun 14, 2022
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Kerr Machine Co.
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Micheal Cole Thomas
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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High pressure pump
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Patent number 11,346,339
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Issue date May 31, 2022
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Kerr Machine Co.
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Mark S. Nowell
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E21 - EARTH DRILLING MINING
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Fluid routing plug
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Patent number 11,300,111
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Issue date Apr 12, 2022
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Kerr Machine Co.
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Micheal Cole Thomas
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E21 - EARTH DRILLING MINING
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Modular power end
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Patent number 11,208,996
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Issue date Dec 28, 2021
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Kerr Machine Co.
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Kelcy Jake Foster
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E21 - EARTH DRILLING MINING
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Fluid end
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Patent number 11,162,479
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Issue date Nov 2, 2021
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Kerr Machine Co.
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Micheal Cole Thomas
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Valve body for frac pump
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Patent number 11,085,544
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Issue date Aug 10, 2021
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BJ Energy Solutions, LLC
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Tony Yeung
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Fluid end assembly
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Patent number 10,962,001
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Issue date Mar 30, 2021
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Kerr Machine Co.
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Mark S. Nowell
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Reciprocating pump with improved cross-bore
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Patent number 10,794,381
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Issue date Oct 6, 2020
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GARDNER DENVER PETROLEUM PUMPS, LLC
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Robert James Dyer
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...