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Harold W. Nivens
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Decatur, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Shear activated safety valve system
Patent number
8,118,088
Issue date
Feb 21, 2012
Halliburton Energy Services, Inc.
Adam D. Wright
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Hydraulic lockout device for pressure controlled well tools
Patent number
7,926,575
Issue date
Apr 19, 2011
Halliburton Energy Services, Inc.
Paul D. Ringgenberg
E21 - EARTH DRILLING MINING
Information
Patent Grant
Shear activated safety valve system
Patent number
7,624,792
Issue date
Dec 1, 2009
Halliburton Energy Services, Inc.
Adam D. Wright
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Big bore transceiver
Patent number
7,301,472
Issue date
Nov 27, 2007
Halliburton Energy Services, Inc.
Donald G. Kyle
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and method for fail-safe disconnect from a subsea well
Patent number
7,240,734
Issue date
Jul 10, 2007
Halliburton Energy Services, Inc.
Harold W. Nivens
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and method for fail-safe disconnect from a subsea well
Patent number
7,234,527
Issue date
Jun 26, 2007
Halliburton Energy Services, Inc.
Harold W. Nivens
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods of downhole testing subterranean formations and associated...
Patent number
7,086,463
Issue date
Aug 8, 2006
Halliburton Energy Services, Inc.
Paul David Ringgenberg
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods of downhole testing subterranean formations and associated...
Patent number
7,073,579
Issue date
Jul 11, 2006
Halliburton Energy Services, Inc.
Paul David Ringgenberg
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods of downhole testing subterranean formations and associated...
Patent number
7,021,375
Issue date
Apr 4, 2006
Halliburton Energy Services, Inc.
Paul David Ringgenberg
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods of downhole testing subterranean formations and associated...
Patent number
6,729,398
Issue date
May 4, 2004
Halliburton Energy Services, Inc.
Paul D. Ringgenberg
E21 - EARTH DRILLING MINING
Information
Patent Grant
Open hole formation testing
Patent number
6,622,554
Issue date
Sep 23, 2003
Halliburton Energy Services, Inc.
Kevin R. Manke
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods of downhole testing subterranean formations and associated...
Patent number
6,527,052
Issue date
Mar 4, 2003
Halliburton Energy Services, Inc.
Paul David Ringgenberg
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods of downhole testing subterranean formations and associated...
Patent number
6,446,719
Issue date
Sep 10, 2002
Halliburton Energy Services, Inc.
Paul David Ringgenberg
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods of downhole testing subterranean formations and associated...
Patent number
6,446,720
Issue date
Sep 10, 2002
Halliburton Energy Services, Inc.
Paul David Ringgenberg
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods of downhole testing subterranean formations and associated...
Patent number
6,325,146
Issue date
Dec 4, 2001
Halliburton Energy Services, Inc.
Paul David Ringgenberg
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods and systems for subterranean multilateral well drilling and...
Patent number
5,735,350
Issue date
Apr 7, 1998
Halliburton Energy Services, Inc.
James R. Longbottom
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
Hydraulic Lockout Device for Pressure Controlled Well Tools
Publication number
20100200245
Publication date
Aug 12, 2010
Halliburton Energy Services Inc.
Paul D. Ringgenberg
E21 - EARTH DRILLING MINING
Information
Patent Application
SHEAR ACTIVATED SAFETY VALVE SYSTEM
Publication number
20090321088
Publication date
Dec 31, 2009
Halliburton Energy Services, Inc.
Adam D. Wright
E21 - EARTH DRILLING MINING
Information
Patent Application
Shear activated safety valve system
Publication number
20070084607
Publication date
Apr 19, 2007
Adam D. Wright
E21 - EARTH DRILLING MINING
Information
Patent Application
System and method for fail-safe disconnect from a subsea well
Publication number
20050126789
Publication date
Jun 16, 2005
Halliburton Energy Services, Inc.
Harold W. Nivens
E21 - EARTH DRILLING MINING
Information
Patent Application
Methods of downhole testing subterranean formations and associated...
Publication number
20040163803
Publication date
Aug 26, 2004
Halliburton Energy Services, Inc.
Paul David Ringgenberg
E21 - EARTH DRILLING MINING
Information
Patent Application
Methods of downhole testing subterranean formations and associated...
Publication number
20040163808
Publication date
Aug 26, 2004
Halliburton Energy Services, Inc.
Paul David Ringgenberg
E21 - EARTH DRILLING MINING
Information
Patent Application
Methods of downhole testing subterranean formations and associated...
Publication number
20040149437
Publication date
Aug 5, 2004
Halliburton Energy Services, Inc.
Paul David Ringgenberg
E21 - EARTH DRILLING MINING
Information
Patent Application
Big bore transceiver
Publication number
20040047235
Publication date
Mar 11, 2004
Donald G. Kyle
E21 - EARTH DRILLING MINING
Information
Patent Application
System and method for fail-safe disconnect from a subsea well
Publication number
20040003926
Publication date
Jan 8, 2004
Harold W. Nivens
E21 - EARTH DRILLING MINING
Information
Patent Application
Open hole formation testing
Publication number
20040003657
Publication date
Jan 8, 2004
Halliburton Energy Services, Inc.
Kevin R. Manke
E21 - EARTH DRILLING MINING
Information
Patent Application
Methods of downhole testing subterranean formations and associated...
Publication number
20030066643
Publication date
Apr 10, 2003
Halliburton Energy Services, Inc.
Paul David Ringgenberg
E21 - EARTH DRILLING MINING
Information
Patent Application
Open hole formation testing
Publication number
20020178804
Publication date
Dec 5, 2002
Kevin R. Manke
E21 - EARTH DRILLING MINING
Information
Patent Application
Methods of downhole testing subterranean formations and associated...
Publication number
20020023746
Publication date
Feb 28, 2002
Halliburton Energy Services, Inc.
Paul David Ringgenberg
E21 - EARTH DRILLING MINING
Information
Patent Application
Methods of downhole testing subterranean formations and associated...
Publication number
20020017386
Publication date
Feb 14, 2002
Halliburton Energy Services, Inc.
Paul David Ringgenberg
E21 - EARTH DRILLING MINING
Information
Patent Application
Methods of downhole testing subterranean formations and associated...
Publication number
20020017387
Publication date
Feb 14, 2002
Halliburton Energy Services, Inc.
Paul David Ringgenberg
E21 - EARTH DRILLING MINING