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Jack T. Oldham
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Conroe, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Cutting elements for drill bits for drilling subterranean formation...
Patent number
9,957,757
Issue date
May 1, 2018
Baker Hughes Incorporated
Chaitanya K. Vempati
B24 - GRINDING POLISHING
Information
Patent Grant
Hybrid drill bit
Patent number
9,670,736
Issue date
Jun 6, 2017
Baker Hughes Incorporated
Anton F. Zahradnik
E21 - EARTH DRILLING MINING
Information
Patent Grant
Earth-boring tools attachable to a casing string and methods for th...
Patent number
9,085,939
Issue date
Jul 21, 2015
Baker Hughes Incorporated
Eric E. McClain
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Cutting element for a drill bit used in drilling subterranean forma...
Patent number
8,978,788
Issue date
Mar 17, 2015
Baker Hughes Incorporated
Chaitanya K. Vempati
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Drill bit for use in drilling subterranean formations
Patent number
8,887,839
Issue date
Nov 18, 2014
Baker Hughes Incorporated
Chaitanya K. Vempati
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hybrid drill bit and design method
Patent number
8,678,111
Issue date
Mar 25, 2014
Baker Hughes Incorporated
Anton F. Zahradnik
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hybrid drill bit
Patent number
8,459,378
Issue date
Jun 11, 2013
Baker Hughes Incorporated
Anton F. Zahradnik
E21 - EARTH DRILLING MINING
Information
Patent Grant
Casing and liner drilling shoes having integrated operational compo...
Patent number
8,297,380
Issue date
Oct 30, 2012
Baker Hughes Incorporated
Jack T. Oldham
E21 - EARTH DRILLING MINING
Information
Patent Grant
Casing and liner drilling shoes with portions configured to fail re...
Patent number
8,225,887
Issue date
Jul 24, 2012
Baker Hughes Incorporated
Jack T. Oldham
E21 - EARTH DRILLING MINING
Information
Patent Grant
Casing shoes having drillable and non-drillable cutting elements in...
Patent number
8,225,888
Issue date
Jul 24, 2012
Baker Hughes Incorporated
Jack T. Oldham
E21 - EARTH DRILLING MINING
Information
Patent Grant
Casing and liner drilling shoes having selected profile geometries,...
Patent number
8,205,693
Issue date
Jun 26, 2012
Baker Hughes Incorporated
Jack T. Oldham
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods of drilling using differing types of cutting elements
Patent number
8,191,654
Issue date
Jun 5, 2012
Baker Hughes Incorporated
Eric E. McClain
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drilling apparatus with reduced exposure of cutters and methods of...
Patent number
8,172,008
Issue date
May 8, 2012
Baker Hughes Incorporated
Mark W. Dykstra
E21 - EARTH DRILLING MINING
Information
Patent Grant
Casing and liner drilling shoes having spiral blade configurations,...
Patent number
8,167,059
Issue date
May 1, 2012
Baker Hughes Incorporated
Jack T. Oldham
E21 - EARTH DRILLING MINING
Information
Patent Grant
Earth-boring tools, methods of making earth-boring tools and method...
Patent number
8,127,869
Issue date
Mar 6, 2012
Baker Hughes Incorporated
Chaitanya K. Vempati
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drilling apparatus with reduced exposure of cutters and methods of...
Patent number
8,066,084
Issue date
Nov 29, 2011
Baker Hughes Incorporated
Mark W. Dykstra
E21 - EARTH DRILLING MINING
Information
Patent Grant
Casing and liner drilling bits and reamers
Patent number
8,006,785
Issue date
Aug 30, 2011
Baker Hughes Incorporated
Jack T. Oldham
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cutting elements configured for casing component drillout and earth...
Patent number
7,954,570
Issue date
Jun 7, 2011
Baker Hughes Incorporated
Eric E. McClain
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drilling apparatus with reduced exposure of cutters and methods of...
Patent number
7,814,990
Issue date
Oct 19, 2010
Baker Hughes Incorporated
Mark W. Dykstra
E21 - EARTH DRILLING MINING
Information
Patent Grant
Earth boring drill bits with casing component drill out capability...
Patent number
7,748,475
Issue date
Jul 6, 2010
Baker Hughes Incorporated
Eric E. McClain
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drilling tool for reducing cutter damage when drilling through form...
Patent number
7,703,558
Issue date
Apr 27, 2010
Baker Hughes Incorporated
L. Allen Sinor
E21 - EARTH DRILLING MINING
Information
Patent Grant
Earth boring drill bits with casing component drill out capability...
Patent number
7,624,818
Issue date
Dec 1, 2009
Baker Hughes Incorporated
Eric E. McClain
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drilling tool equipped with improved cutting element layout to redu...
Patent number
7,455,125
Issue date
Nov 25, 2008
Baker Hughes Incorporated
L. Allen Sinor
E21 - EARTH DRILLING MINING
Information
Patent Grant
Casing and liner drilling bits
Patent number
7,395,882
Issue date
Jul 8, 2008
Baker Hughes Incorporated
Jack T. Oldham
E21 - EARTH DRILLING MINING
Information
Patent Grant
Window mill and drill bit
Patent number
7,178,609
Issue date
Feb 20, 2007
Baker Hughes Incorporated
Daniel Hart
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill bits with reduced exposure of cutters
Patent number
7,096,978
Issue date
Aug 29, 2006
Baker Hughes Incorporated
Mark W. Dykstra
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill bits with reduced exposure of cutters
Patent number
6,935,441
Issue date
Aug 30, 2005
Baker Hughes Incorporated
Mark W. Dykstra
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill bits with controlled exposure of cutters
Patent number
6,779,613
Issue date
Aug 24, 2004
Baker Hughes Incorporated
Mark W. Dykstra
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill bits with reduced exposure of cutters
Patent number
6,460,631
Issue date
Oct 8, 2002
Baker Hughes Incorporated
Mark W. Dykstra
E21 - EARTH DRILLING MINING
Information
Patent Grant
Combination milling tool and drill bit
Patent number
5,979,571
Issue date
Nov 9, 1999
Baker Hughes Incorporated
Danny Eugene Scott
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
CUTTING ELEMENTS FOR DRILL BITS FOR DRILLING SUBTERRANEAN FORMATION...
Publication number
20150184464
Publication date
Jul 2, 2015
BAKER HUGHES INCORPORATED
Chaitanya K. Vempati
E21 - EARTH DRILLING MINING
Information
Patent Application
HYBRID DRILL BIT AND DESIGN METHOD
Publication number
20140202771
Publication date
Jul 24, 2014
BAKER HUGHES INCORPORATED
Anton F. ZAHRADNIK
E21 - EARTH DRILLING MINING
Information
Patent Application
Hybrid Drill Bit
Publication number
20140151131
Publication date
Jun 5, 2014
BAKER HUGHES INCORPORATED
Anton F. Zahradnik
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS OF MAKING EARTH-BORING TOOLS AND METHODS OF DRILLING WITH E...
Publication number
20120118642
Publication date
May 17, 2012
BAKER HUGHES INCORPORATED
Chaitanya K. Vempati
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILLING APPARATUS WITH REDUCED EXPOSURE OF CUTTERS AND METHODS OF...
Publication number
20120024609
Publication date
Feb 2, 2012
BAKER HUGHES INCORPORATED
Mark W. Dykstra
E21 - EARTH DRILLING MINING
Information
Patent Application
CASING SHOES INCLUDING CUTTING ELEMENTS, CUTTING ELEMENTS FOR EARTH...
Publication number
20110266069
Publication date
Nov 3, 2011
BAKER HUGHES INCORPORATED
Jack T. Oldham
E21 - EARTH DRILLING MINING
Information
Patent Application
CASING AND LINER DRILLING SHOES HAVING SELECTED PROFILE GEOMETRIES,...
Publication number
20110259605
Publication date
Oct 27, 2011
BAKER HUGHES INCORPORATED
Jack T. Oldham
E21 - EARTH DRILLING MINING
Information
Patent Application
CASING AND LINER DRILLING SHOES WITH PORTIONS CONFIGURED TO FAIL RE...
Publication number
20110259608
Publication date
Oct 27, 2011
BAKER HUGHES INCORPORATED
Jack T. Oldham
E21 - EARTH DRILLING MINING
Information
Patent Application
CASING AND LINER DRILLING SHOES HAVING INTEGRATED OPERATIONAL COMPO...
Publication number
20110259604
Publication date
Oct 27, 2011
BAKER HUGHES INCORPORATED
Jack T. Oldham
E21 - EARTH DRILLING MINING
Information
Patent Application
CASING AND LINER DRILLING SHOES HAVING SPIRAL BLADE CONFIGURATIONS,...
Publication number
20110259643
Publication date
Oct 27, 2011
BAKER HUGHES INCORPORATED
Jack T. Oldham
E21 - EARTH DRILLING MINING
Information
Patent Application
CASING SHOES HAVING DRILLABLE AND NON-DRILLABLE CUTTING ELEMENTS IN...
Publication number
20110259606
Publication date
Oct 27, 2011
BAKER HUGHES INCORPORATED
Jack T. Oldham
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS OF DRILLING USING DIFFERING TYPES OF CUTTING ELEMENTS
Publication number
20110203850
Publication date
Aug 25, 2011
BAKER HUGHES INCORPORATED
Eric E. McClain
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILLING APPARATUS WITH REDUCED EXPOSURE OF CUTTERS AND METHODS OF...
Publication number
20110114392
Publication date
May 19, 2011
BAKER HUGHES INCORPORATED
Mark W. Dykstra
E21 - EARTH DRILLING MINING
Information
Patent Application
EARTH-BORING TOOLS, METHODS OF MAKING EARTH-BORING TOOLS AND METHOD...
Publication number
20110073369
Publication date
Mar 31, 2011
BAKER HUGHES INCORPORATED
Chaitanya K. Vempati
E21 - EARTH DRILLING MINING
Information
Patent Application
CUTTING ELEMENT FOR A DRILL BIT USED IN DRILLING SUBTERRANEAN FORMA...
Publication number
20110031031
Publication date
Feb 10, 2011
BAKER HUGHES INCORPORATED
Chaitanya K. Vempati
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
DRILL BIT FOR USE IN DRILLING SUBTERRANEAN FORMATIONS
Publication number
20100326742
Publication date
Dec 30, 2010
BAKER HUGHES INCORPORATED
Chaitanya K. Vempati
E21 - EARTH DRILLING MINING
Information
Patent Application
HYBRID DRILL BIT
Publication number
20100288561
Publication date
Nov 18, 2010
BAKER HUGHES INCORPORATED
Anton F. Zahradnik
E21 - EARTH DRILLING MINING
Information
Patent Application
HYBRID DRILL BIT AND DESIGN METHOD
Publication number
20090126998
Publication date
May 21, 2009
Anton F. Zahradnik
E21 - EARTH DRILLING MINING
Information
Patent Application
EARTH-BORING TOOLS ATTACHABLE TO A CASING STRING AND METHODS FOR TH...
Publication number
20090120693
Publication date
May 14, 2009
Eric E. McClain
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILLING TOOL FOR REDUCING CUTTER DAMAGE WHEN DRILLING THROUGH FORM...
Publication number
20080302573
Publication date
Dec 11, 2008
BAKER HUGHES INCORPORATED
L. Allen Sinor
E21 - EARTH DRILLING MINING
Information
Patent Application
CASING AND LINER DRILLING BITS AND REAMERS, CUTTING ELEMENTS THEREF...
Publication number
20080223575
Publication date
Sep 18, 2008
BAKER HUGHES INCORPORATED
Jack T. Oldham
E21 - EARTH DRILLING MINING
Information
Patent Application
EARTH BORING DRILL BITS WITH CASING COMPONENT DRILL OUT CAPABILITY...
Publication number
20080149393
Publication date
Jun 26, 2008
BAKER HUGHES INCORPORATED
Eric E. McClain
E21 - EARTH DRILLING MINING
Information
Patent Application
Methods for optimizing efficiency and durability of rotary drag bit...
Publication number
20070106487
Publication date
May 10, 2007
David Gavia
E21 - EARTH DRILLING MINING
Information
Patent Application
Cutting elements configured for casing component drillout and earth...
Publication number
20070079995
Publication date
Apr 12, 2007
Eric E. McClain
E21 - EARTH DRILLING MINING
Information
Patent Application
Drilling apparatus with reduced exposure of cutters
Publication number
20060278436
Publication date
Dec 14, 2006
Mark W. Dykstra
E21 - EARTH DRILLING MINING
Information
Patent Application
Drilling tool equipped with improved cutting element layout to redu...
Publication number
20060185901
Publication date
Aug 24, 2006
L. Allen Sinor
E21 - EARTH DRILLING MINING
Information
Patent Application
Earth boring drill bits with casing component drill out capability...
Publication number
20060070771
Publication date
Apr 6, 2006
Eric E. McClain
E21 - EARTH DRILLING MINING
Information
Patent Application
Drill bits with reduced exposure of cutters
Publication number
20050284660
Publication date
Dec 29, 2005
Mark W. Dykstra
E21 - EARTH DRILLING MINING
Information
Patent Application
Casing and liner drilling bits, cutting elements therefor, and meth...
Publication number
20050183892
Publication date
Aug 25, 2005
Jack T. Oldham
E21 - EARTH DRILLING MINING
Information
Patent Application
Window mill and drill bit
Publication number
20050039905
Publication date
Feb 24, 2005
BAKER HUGHES INCORPORATED
Daniel Hart
E21 - EARTH DRILLING MINING