TREA

Jeff Jepson

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  • Spanish Fork, UT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Thick pointed superhard material
    • Patent number 9,540,886
    • Issue date Jan 10, 2017
    • Schlumberger Technology Corporation
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Attack tool with an interruption
    • Patent number 8,998,346
    • Issue date Apr 7, 2015
    • David R. Hall
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    System and method for exchanging a milling drum assembly
    • Patent number 8,770,668
    • Issue date Jul 8, 2014
    • David R. Hall
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Resilient connection between a pick shank and block
    • Patent number 8,646,848
    • Issue date Feb 11, 2014
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Manually rotatable tool
    • Patent number 8,534,767
    • Issue date Sep 17, 2013
    • David R. Hall
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Resilient pick shank
    • Patent number 8,500,210
    • Issue date Aug 6, 2013
    • Schlumberger Technology Corporation
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Manually rotatable tool
    • Patent number 8,500,209
    • Issue date Aug 6, 2013
    • Schlumberger Technology Corporation
    • David R. Hall
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    High-impact resistant tool
    • Patent number 8,454,096
    • Issue date Jun 4, 2013
    • Schlumberger Technology Corporation
    • David R. Hall
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Shank for an attack tool
    • Patent number 8,449,040
    • Issue date May 28, 2013
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Seal with contact element for pick shield
    • Patent number 8,322,796
    • Issue date Dec 4, 2012
    • Schlumberger Technology Corporation
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Retention for holder shank
    • Patent number 8,292,372
    • Issue date Oct 23, 2012
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Rotational milling chamber
    • Patent number 8,256,847
    • Issue date Sep 4, 2012
    • David R. Hall
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Holder assembly
    • Patent number 8,201,892
    • Issue date Jun 19, 2012
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Non-rotating pick with a pressed in carbide segment
    • Patent number 8,136,887
    • Issue date Mar 20, 2012
    • Schlumberger Technology Corporation
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Resilient pick shank
    • Patent number 8,118,371
    • Issue date Feb 21, 2012
    • Schlumberger Technology Corporation
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Thick pointed superhard material
    • Patent number 8,109,349
    • Issue date Feb 7, 2012
    • Schlumberger Technology Corporation
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Thick pointed superhard material
    • Patent number 8,028,774
    • Issue date Oct 4, 2011
    • Schlumberger Technology Corporation
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Degradation assembly
    • Patent number 8,007,050
    • Issue date Aug 30, 2011
    • Schlumberger Technology Corporation
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Shank assembly
    • Patent number 8,007,051
    • Issue date Aug 30, 2011
    • Schlumberger Technology Corporation
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Manually rotatable tool
    • Patent number 7,992,944
    • Issue date Aug 9, 2011
    • Schlumberger Technology Corporation
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Hollow pick shank
    • Patent number 7,992,945
    • Issue date Aug 9, 2011
    • Schlumberger Technology Corporation
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    End of a moldboard positioned proximate a milling drum
    • Patent number 7,976,238
    • Issue date Jul 12, 2011
    • David R. Hall
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    End of a moldboard positioned proximate a milling drum
    • Patent number 7,976,239
    • Issue date Jul 12, 2011
    • David R. Hall
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Attack tool for degrading materials
    • Patent number 7,950,746
    • Issue date May 31, 2011
    • Schlumberger Technology Corporation
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Rotary shaft impactor
    • Patent number 7,866,585
    • Issue date Jan 11, 2011
    • David R. Hall
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Tool holder sleeve
    • Patent number 7,832,808
    • Issue date Nov 16, 2010
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Rolling assembly mounted on a trencher
    • Patent number 7,690,138
    • Issue date Apr 6, 2010
    • David R. Hall
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Pick assembly
    • Patent number 7,637,574
    • Issue date Dec 29, 2009
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Pick assembly
    • Patent number 7,600,823
    • Issue date Oct 13, 2009
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Pick with a reentrant
    • Patent number 7,594,703
    • Issue date Sep 29, 2009
    • David R. Hall
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    Attack Tool with an Interruption
    • Publication number 20140368023
    • Publication date Dec 18, 2014
    • David R. Hall
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Attack Tool with an Interruption
    • Publication number 20130341999
    • Publication date Dec 26, 2013
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Sensors on a Degradation Platform
    • Publication number 20130234494
    • Publication date Sep 12, 2013
    • David R. Hall
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    Pick with Threaded Shank
    • Publication number 20130181501
    • Publication date Jul 18, 2013
    • David R. Hall
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Application

    Thick Pointed Superhard Material
    • Publication number 20120261977
    • Publication date Oct 18, 2012
    • Schlumberger Technology Corporation
    • David R. HALL
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Quick Exchange for a Milling Drum Assembly
    • Publication number 20120131783
    • Publication date May 31, 2012
    • David R. Hall
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    Rotational Milling Chamber
    • Publication number 20120132738
    • Publication date May 31, 2012
    • David R. Hall
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    Attack Tool
    • Publication number 20120025592
    • Publication date Feb 2, 2012
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Dust Reduction Mechanism in an Aggregate Removal System
    • Publication number 20110272511
    • Publication date Nov 10, 2011
    • David R. Hall
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    Manually Rotatable Tool
    • Publication number 20110266861
    • Publication date Nov 3, 2011
    • David R. Hall
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Application

    Resilent Connection between a Pick Shank and Block
    • Publication number 20110254348
    • Publication date Oct 20, 2011
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Resilent Connection between a Pick Shank and Block
    • Publication number 20110254349
    • Publication date Oct 20, 2011
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Resilent Connection between a Pick Shank and Block
    • Publication number 20110254350
    • Publication date Oct 20, 2011
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    End of a Moldboard Positioned Proximate a Milling Drum
    • Publication number 20110013984
    • Publication date Jan 20, 2011
    • David R. Hall
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    End of a Moldboard Positioned Proximate a Milling Drum
    • Publication number 20110013983
    • Publication date Jan 20, 2011
    • David R. Hall
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    Shearing Cutter on a Degradation Drum
    • Publication number 20100244545
    • Publication date Sep 30, 2010
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Methods For Making An Attack Tool
    • Publication number 20100237135
    • Publication date Sep 23, 2010
    • Schlumberger Technology Corporation
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Thick Pointed Superhard Material
    • Publication number 20100071964
    • Publication date Mar 25, 2010
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Thick Pointed Superhard Material
    • Publication number 20100065339
    • Publication date Mar 18, 2010
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Thick Pointed Superhard Material
    • Publication number 20100065338
    • Publication date Mar 18, 2010
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Resilient Pick Shank
    • Publication number 20090273225
    • Publication date Nov 5, 2009
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Resilient Pick Shank
    • Publication number 20090267403
    • Publication date Oct 29, 2009
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Manually Rotatable Tool
    • Publication number 20090200857
    • Publication date Aug 13, 2009
    • David R. Hall
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Application

    Manually Rotatable Tool
    • Publication number 20090200855
    • Publication date Aug 13, 2009
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Retention for Holder Shank
    • Publication number 20090160238
    • Publication date Jun 25, 2009
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Tool Holder Sleeve
    • Publication number 20090108664
    • Publication date Apr 30, 2009
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Attack Tool
    • Publication number 20090058174
    • Publication date Mar 5, 2009
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Thick Pointed Superhard Material
    • Publication number 20090051211
    • Publication date Feb 26, 2009
    • David R. Hall
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Rolling Assembly Mounted on a Trencher
    • Publication number 20080282584
    • Publication date Nov 20, 2008
    • David R. Hall
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Pick with a Reentrant
    • Publication number 20080284234
    • Publication date Nov 20, 2008
    • David R. Hall
    • E21 - EARTH DRILLING MINING