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Fluid end assembly
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Patent number 12,345,254
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Issue date Jul 1, 2025
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Kerr Machine Co.
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Christopher Todd Barnett
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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 12,292,040
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Issue date May 6, 2025
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Kerr Machine Co.
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John Keith
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E21 - EARTH DRILLING MINING
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Fluid end
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Patent number 12,281,649
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Issue date Apr 22, 2025
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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 12,264,661
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Issue date Apr 1, 2025
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Kerr Machine Co.
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John Keith
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E21 - EARTH DRILLING MINING
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Flexible manifold for reciprocating pump
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Patent number 12,247,563
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Issue date Mar 11, 2025
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Halliburton Energy Services, Inc.
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Joseph A. Beisel
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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 12,221,958
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Issue date Feb 11, 2025
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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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Fuel pump assembly
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Patent number 12,203,457
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Issue date Jan 21, 2025
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Cummins-Scania HPCR System, LLC
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Donald J. Benson
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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 12,135,024
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Issue date Nov 5, 2024
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Kerr Machine Co.
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Christopher Todd Barnett
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E21 - EARTH DRILLING MINING
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Compressible fluid separator pump
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Patent number 12,036,507
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Issue date Jul 16, 2024
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International Business Machines Corporation
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Bruce Gordon Elmegreen
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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High pressure pump
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Patent number 12,018,662
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Issue date Jun 25, 2024
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Kerr Machine Co.
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John Keith
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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 12,012,954
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Issue date Jun 18, 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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Crosshead bushing systems and methods
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Patent number 12,006,931
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Issue date Jun 11, 2024
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Schlumberger Technology Corporation
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Rod Shampine
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Multi-stage compressor
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Patent number 11,988,200
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Issue date May 21, 2024
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DONGGUAN XIANMA ELECTROMECHANICAL CO., LTD
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Menglin Zou
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Flexible manifold for reciprocating pump
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Patent number 11,965,503
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Issue date Apr 23, 2024
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Halliburton Energy Services, Inc.
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Joseph A. Beisel
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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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High-pressure fuel pump
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Patent number 11,808,242
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Issue date Nov 7, 2023
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Robert Bosch GmbH
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Ziang Dong
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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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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