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Patent Assignment Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:027793/0211   Pages: 17
Recorded: 03/01/2012
Attorney Dkt #:509335/1750
Conveyance: AMENDED AND RESTATED SECURITY AGREEMENT
Total properties: 92
1
Patent #:
Issue Dt:
01/23/1990
Application #:
07272787
Filing Dt:
11/18/1988
Title:
DIRECTIONAL DRILLING TOOL
2
Patent #:
Issue Dt:
08/11/1992
Application #:
07693679
Filing Dt:
04/30/1991
Title:
TRAVELLING DISC VALVE APPARATUS
3
Patent #:
Issue Dt:
07/20/1993
Application #:
07846500
Filing Dt:
02/25/1992
Title:
FLUID SYSTEM FOR CONTROLLING FLUID LOSSES DURING HYDROCARBON RECOVERY OPERATIONS
4
Patent #:
Issue Dt:
11/29/1994
Application #:
07877404
Filing Dt:
05/01/1992
Title:
WELL CASING THREAD PROTECTOR
5
Patent #:
Issue Dt:
08/31/1993
Application #:
07911983
Filing Dt:
07/10/1992
Title:
VALVE ASSEMBLY APPARATUS USING TRAVELLING ISOLATION PIPE
6
Patent #:
Issue Dt:
07/05/1994
Application #:
07964413
Filing Dt:
10/21/1992
Title:
METHOD OF PROPAGATING A HYDRAULIC FRACTURE USING FLUID LOSS CONTROL PARTICULATES
7
Patent #:
Issue Dt:
05/16/1995
Application #:
08186386
Filing Dt:
01/21/1994
Title:
METHOD AND APPARATUS FOR RAMPING OF STIMULATION CHEMICAL CONCENTRATIONS FOR TREATMENT OF SUBTERRANEAN FORMATIONS
8
Patent #:
Issue Dt:
06/20/1995
Application #:
08236386
Filing Dt:
04/29/1994
Title:
METHOD AND APPARATUS FOR REMOVING GAS LIFT VALVES FROM SIDE POCKET MANDRELS
9
Patent #:
Issue Dt:
11/21/1995
Application #:
08255652
Filing Dt:
06/08/1994
Title:
SYSTEM FOR LIFTING TUBULARS AND EQUIPMENT BELOW THE MAIN DECK OF PLATFORMS
10
Patent #:
Issue Dt:
04/23/1996
Application #:
08331569
Filing Dt:
10/31/1994
Title:
SYSTEM FOR MEASURING THE TORQUE APPLIED TO A THREADED CONNECTION BETWEEN SECTIONS OF OILFIELD PIPE
11
Patent #:
Issue Dt:
11/11/1997
Application #:
08473202
Filing Dt:
06/07/1995
Title:
COMPOSITION FOR REMOVING SCALE
12
Patent #:
Issue Dt:
10/13/1998
Application #:
08477851
Filing Dt:
06/07/1995
Title:
METHOD FOR TREATING SCALE
13
Patent #:
Issue Dt:
10/20/1998
Application #:
08618393
Filing Dt:
03/19/1996
Title:
A PROCESS FOR TREATING SURFACE STORED CONTAMINATED SOLIDS
14
Patent #:
Issue Dt:
06/09/1998
Application #:
08698231
Filing Dt:
08/14/1996
Title:
COMPOUND FOR REMOVING SCALE
15
Patent #:
Issue Dt:
02/02/1999
Application #:
08764761
Filing Dt:
12/12/1996
Title:
ISOLATION SYSTEM AND GRAVEL PACK ASSEMBLY AND USES THEREOF
16
Patent #:
Issue Dt:
11/23/1999
Application #:
08772314
Filing Dt:
12/23/1996
Title:
USE OF ENGINE HEAT IN TREATING A WELL BORE
17
Patent #:
Issue Dt:
02/08/2000
Application #:
09037672
Filing Dt:
03/10/1998
Title:
METHORD FOR CLEANING VESSELS DURING SERVICE
18
Patent #:
Issue Dt:
04/25/2000
Application #:
09103209
Filing Dt:
06/23/1998
Title:
BLOWOUT PREVENTER LIFT APPARATUS AND METHOD
19
Patent #:
Issue Dt:
11/13/2001
Application #:
09185563
Filing Dt:
11/04/1998
Title:
THRUSTER PIG APPARATUS FOR INJECTING TUBING DOWN PIPELINES
20
Patent #:
Issue Dt:
11/13/2001
Application #:
09185563
Filing Dt:
11/04/1998
Title:
THRUSTER PIG APPARATUS FOR INJECTING TUBING DOWN PIPELINES
21
Patent #:
Issue Dt:
02/05/2002
Application #:
09185988
Filing Dt:
11/04/1998
Title:
METHOD OF INJECTING TUBING DOWN PIPELINES
22
Patent #:
Issue Dt:
02/05/2002
Application #:
09185988
Filing Dt:
11/04/1998
Title:
METHOD OF INJECTING TUBING DOWN PIPELINES
23
Patent #:
Issue Dt:
07/17/2001
Application #:
09185989
Filing Dt:
11/04/1998
Title:
SKATE APPARATUS FOR INJECTING TUBING DOWN PIPELINES
24
Patent #:
Issue Dt:
07/17/2001
Application #:
09185989
Filing Dt:
11/04/1998
Title:
SKATE APPARATUS FOR INJECTING TUBING DOWN PIPELINES
25
Patent #:
Issue Dt:
04/03/2001
Application #:
09247168
Filing Dt:
02/09/1999
Title:
APPLICATION OF ALUMINUM CHLOROHYDRATE IN VISCOSIFYING BRINE FOR CARRYING PROPPANTS IN GRAVEL PACKING
26
Patent #:
Issue Dt:
10/16/2001
Application #:
09312102
Filing Dt:
05/14/1999
Title:
GRAVEL PACK ISOLATION SYSTEM
27
Patent #:
Issue Dt:
06/13/2000
Application #:
09335213
Filing Dt:
06/17/1999
Title:
DEVICE AND METHOD FOR TREATING A WELL BORE
28
Patent #:
Issue Dt:
06/04/2002
Application #:
09378384
Filing Dt:
08/20/1999
Title:
METHOD AND APPARATUS FOR PRODUCTION USING A PRESSURE ACTUATED CIRCULATING VALVE
29
Patent #:
Issue Dt:
03/27/2001
Application #:
09467363
Filing Dt:
12/20/1999
Title:
SEPARABLE ONE-TRIP PERFORATION AND GRAVEL PACK SYSTEM AND METHOD
30
Patent #:
Issue Dt:
05/27/2003
Application #:
09818298
Filing Dt:
03/27/2001
Publication #:
Pub Dt:
05/30/2002
Title:
RIGLESS ONE-TRIP PERFORATION AND GRAVEL PACK SYSTEM AND METHOD
31
Patent #:
Issue Dt:
09/09/2003
Application #:
09900343
Filing Dt:
07/03/2001
Publication #:
Pub Dt:
01/30/2003
Title:
POLYOLS FOR BREAKING OF BORATE CROSSLINKED FRACTURING FLUID
32
Patent #:
Issue Dt:
01/04/2005
Application #:
09927829
Filing Dt:
08/10/2001
Publication #:
Pub Dt:
02/13/2003
Title:
APPARATUS AND METHOD FOR GRAVEL PACKING
33
Patent #:
Issue Dt:
04/20/2004
Application #:
10004956
Filing Dt:
12/05/2001
Publication #:
Pub Dt:
06/13/2002
Title:
MULTI-ZONE COMPLETION STRINGS AND METHODS FOR MULTI-ZONE COMPLETIONS
34
Patent #:
Issue Dt:
05/13/2003
Application #:
10068782
Filing Dt:
02/05/2002
Title:
METHOD OF INJECTING TUBING DOWN PIPELINES
35
Patent #:
Issue Dt:
03/28/2006
Application #:
10095182
Filing Dt:
03/11/2002
Publication #:
Pub Dt:
02/27/2003
Title:
SINGLE TRIP HORIZONTAL GRAVEL PACK AND STIMULATION SYSTEM AND METHOD
36
Patent #:
Issue Dt:
11/25/2003
Application #:
10114439
Filing Dt:
04/02/2002
Title:
BI-DIRECTIONAL THRUSTER PIG APPARATUS AND METHOD OF UTILIZING SAME
37
Patent #:
Issue Dt:
10/19/2004
Application #:
10223118
Filing Dt:
08/19/2002
Publication #:
Pub Dt:
06/19/2003
Title:
ORGANIC ACID SYSTEM FOR HIGH TEMPERATURE ACIDIZING
38
Patent #:
Issue Dt:
07/18/2006
Application #:
10238072
Filing Dt:
09/09/2002
Publication #:
Pub Dt:
06/26/2003
Title:
BIODEGRADABLE CHELANT COMPOSITIONS FOR FRACTURING FLUID
39
Patent #:
Issue Dt:
08/14/2007
Application #:
10270807
Filing Dt:
10/14/2002
Publication #:
Pub Dt:
05/15/2003
Title:
FRACTURING FLUIDS FOR DELAYED FLOW BACK OPERATIONS
40
Patent #:
Issue Dt:
11/04/2003
Application #:
10315430
Filing Dt:
12/10/2002
Publication #:
Pub Dt:
05/01/2003
Title:
BORATE CROSSLINKED FRACTURING FLUID VISCOSITY REDUCTION BREAKER MECHANISM AND PRODUCTS
41
Patent #:
Issue Dt:
04/03/2007
Application #:
10364941
Filing Dt:
02/12/2003
Publication #:
Pub Dt:
12/04/2003
Title:
DOUBLE-PIN RADIAL FLOW VALVE
42
Patent #:
Issue Dt:
10/24/2006
Application #:
10364945
Filing Dt:
02/12/2003
Publication #:
Pub Dt:
09/25/2003
Title:
WASHPIPELESS ISOLATION STRINGS AND METHODS FOR ISOLATION
43
Patent #:
Issue Dt:
08/02/2005
Application #:
10438384
Filing Dt:
05/15/2003
Publication #:
Pub Dt:
11/27/2003
Title:
MITIGATION OF PROPPANT STICKING IN REMOVING DOWNHOLE TOOLS
44
Patent #:
Issue Dt:
02/07/2006
Application #:
10602230
Filing Dt:
06/24/2003
Publication #:
Pub Dt:
12/30/2004
Title:
COMPOSITION AND METHOD FOR DIVERSION AGENTS FOR ACID STIMULATION OF SUBTERRANEAN FORMATIONS
45
Patent #:
Issue Dt:
01/03/2006
Application #:
10614500
Filing Dt:
07/07/2003
Publication #:
Pub Dt:
01/13/2005
Title:
CROSS-OVER TOOL RETURN PORT COVER
46
Patent #:
Issue Dt:
01/09/2007
Application #:
10627091
Filing Dt:
07/25/2003
Publication #:
Pub Dt:
07/01/2004
Title:
POLYOLS FOR BREAKING OF FRACTURING FLUID
47
Patent #:
Issue Dt:
08/01/2006
Application #:
10627391
Filing Dt:
07/25/2003
Publication #:
Pub Dt:
01/29/2004
Title:
CATALYZED POLYOL GEL BREAKER COMPOSITIONS
48
Patent #:
Issue Dt:
08/15/2006
Application #:
10671137
Filing Dt:
09/25/2003
Title:
GAUGE CARRIER SUB APPARATUS
49
Patent #:
Issue Dt:
04/11/2006
Application #:
10700377
Filing Dt:
11/03/2003
Publication #:
Pub Dt:
06/24/2004
Title:
BI-DIRECTIONAL THRUSTER PIG APPARATUS AND METHOD OF UTILIZING SAME
50
Patent #:
Issue Dt:
04/10/2007
Application #:
10712153
Filing Dt:
11/13/2003
Publication #:
Pub Dt:
05/20/2004
Title:
WASHPIPELESS ISOLATION STRINGS AND METHODS FOR ISOLATION WITH OBJECT HOLDING SERVICE TOOL
51
Patent #:
Issue Dt:
12/26/2006
Application #:
10788833
Filing Dt:
02/27/2004
Publication #:
Pub Dt:
12/09/2004
Title:
SYSTEM AND METHOD FOR DOWNHOLE OPERATION USING PRESSURE ACTIVATED VALVE AND SLIDING SLEEVE
52
Patent #:
Issue Dt:
02/20/2007
Application #:
10842374
Filing Dt:
05/10/2004
Publication #:
Pub Dt:
11/10/2005
Title:
FLEXIBLE CUP FOR DOWNHOLE DEVICES
53
Patent #:
Issue Dt:
03/27/2007
Application #:
10911898
Filing Dt:
08/05/2004
Publication #:
Pub Dt:
02/09/2006
Title:
STABILIZING CROSSLINKED POLYMER GUARS AND MODIFIED GUAR DERIVATIVES
54
Patent #:
Issue Dt:
02/20/2007
Application #:
11028468
Filing Dt:
01/03/2005
Publication #:
Pub Dt:
08/18/2005
Title:
APPARATUS AND METHOD FOR GRAVEL PACKING
55
Patent #:
Issue Dt:
05/01/2007
Application #:
11034228
Filing Dt:
01/12/2005
Publication #:
Pub Dt:
07/13/2006
Title:
ISOLATION SYSTEM COMPRISING A PLUG AND A CIRCULATION VALVE AND METHOD OF USE
56
Patent #:
Issue Dt:
12/04/2007
Application #:
11049126
Filing Dt:
02/02/2005
Publication #:
Pub Dt:
08/03/2006
Title:
INTERVENTIONLESS OIL TOOL ACTUATOR WITH FLOATING PISTON
57
Patent #:
Issue Dt:
03/03/2009
Application #:
11061714
Filing Dt:
02/18/2005
Publication #:
Pub Dt:
08/24/2006
Title:
RECLOSABLE MECHANICAL ANNULAR FLOW VALVE
58
Patent #:
Issue Dt:
06/10/2008
Application #:
11123793
Filing Dt:
05/06/2005
Title:
CROSS-OVER TOOL
59
Patent #:
Issue Dt:
07/08/2008
Application #:
11256306
Filing Dt:
10/21/2005
Publication #:
Pub Dt:
04/27/2006
Title:
COMBINATION JAR AND DISCONNECT TOOL
60
Patent #:
Issue Dt:
02/19/2008
Application #:
11348275
Filing Dt:
02/06/2006
Publication #:
Pub Dt:
10/19/2006
Title:
HORIZONTAL SINGLE TRIP SYSTEM WITH ROTATING JETTING TOOL
61
Patent #:
Issue Dt:
05/01/2007
Application #:
11390226
Filing Dt:
03/27/2006
Publication #:
Pub Dt:
07/27/2006
Title:
SINGLE TRIP HORIZONTAL GRAVEL PACK AND STIMULATION SYSTEM AND METHOD
62
Patent #:
Issue Dt:
03/01/2011
Application #:
11530256
Filing Dt:
09/08/2006
Title:
METHOD OF IMPROVING HYDROCARBON PRODUCTION FROM A GRAVEL PACKED OIL AND GAS WELL
63
Patent #:
Issue Dt:
02/23/2010
Application #:
11614927
Filing Dt:
12/21/2006
Publication #:
Pub Dt:
05/31/2007
Title:
SYSTEM AND METHOD FOR DOWNHOLE OPERATION USING PRESSURE ACTIVATED AND SLEEVE VALVE ASSEMBLY
64
Patent #:
Issue Dt:
05/27/2008
Application #:
11627873
Filing Dt:
01/26/2007
Publication #:
Pub Dt:
05/31/2007
Title:
APPARATUS AND METHOD FOR GRAVEL PACKING
65
Patent #:
Issue Dt:
01/06/2009
Application #:
11691831
Filing Dt:
03/27/2007
Publication #:
Pub Dt:
08/16/2007
Title:
SINGLE TRIP HORIZONTAL GRAVEL PACK AND STIMULATION SYSTEM AND METHOD
66
Patent #:
Issue Dt:
03/10/2009
Application #:
11711591
Filing Dt:
02/26/2007
Title:
SYSTEM AND METHOD FOR DOWNHOLE OPERATION USING PRESSURE ACTIVATED VALVE AND SLIDING SLEEVE
67
Patent #:
Issue Dt:
09/14/2010
Application #:
11724434
Filing Dt:
03/15/2007
Publication #:
Pub Dt:
10/25/2007
Title:
APPARATUS AND METHODS FOR LIMITING DEBRIS FLOW BACK INTO AN UNDERGROUND BASE PIPE OF AN INJECTION WELL
68
Patent #:
Issue Dt:
10/12/2010
Application #:
11737978
Filing Dt:
04/20/2007
Publication #:
Pub Dt:
10/25/2007
Title:
ISOLATION SYSTEM COMPRISING A PLUG AND A CIRCULATION VALVE AND METHOD OF USE
69
Patent #:
Issue Dt:
05/04/2010
Application #:
11782151
Filing Dt:
07/24/2007
Publication #:
Pub Dt:
08/21/2008
Title:
METHOD TO ENHANCE PROPPANT CONDUCTIVITY FROM HYDRAULICALLY FRACTURED WELLS
70
Patent #:
Issue Dt:
06/09/2009
Application #:
11830299
Filing Dt:
07/30/2007
Publication #:
Pub Dt:
01/31/2008
Title:
CONCENTRATED SUSPENSION OF PARTICULATE ADDITIVES FOR FRACTURING AND OTHER FLUIDS
71
Patent #:
Issue Dt:
05/11/2010
Application #:
11836306
Filing Dt:
08/09/2007
Title:
PRE-STRESSED ANNULAR SEALANT AND METHOD OF CREATING A DURABLE SEAL IN A WELL BORE ANNULUS
72
Patent #:
Issue Dt:
02/23/2010
Application #:
11879182
Filing Dt:
07/16/2007
Publication #:
Pub Dt:
01/22/2009
Title:
FRANGIBLE FLAPPER VALVE WITH HYDRAULIC IMPACT SLEEVE AND METHOD OF BREAKING
73
Patent #:
Issue Dt:
03/16/2010
Application #:
12027869
Filing Dt:
02/07/2008
Publication #:
Pub Dt:
08/07/2008
Title:
SYSTEM AND METHOD FOR A LOW DRAG FLOTATION SYSTEM
74
Patent #:
Issue Dt:
08/28/2012
Application #:
12048517
Filing Dt:
03/14/2008
Publication #:
Pub Dt:
09/17/2009
Title:
RADIAL FLOW VALVE AND METHOD
75
Patent #:
Issue Dt:
06/09/2009
Application #:
12122843
Filing Dt:
05/19/2008
Publication #:
Pub Dt:
09/11/2008
Title:
SUSPENSION OF CONCENTRATED PARTICULATE ADDITIVES CONTAINING OIL FOR FRACTURING AND OTHER FLUIDS
76
Patent #:
Issue Dt:
04/27/2010
Application #:
12122854
Filing Dt:
05/19/2008
Publication #:
Pub Dt:
02/18/2010
Title:
METHODS OF UNDERGROUND FORMATION CONSOLIDATION
77
Patent #:
Issue Dt:
08/02/2011
Application #:
12246166
Filing Dt:
10/06/2008
Publication #:
Pub Dt:
04/08/2010
Title:
APPARATUS AND METHODS FOR ALLOWING FLUID FLOW INSIDE AT LEAST ONE SCREEN AND OUTSIDE A PIPE DISPOSED IN A WELL BORE
78
Patent #:
Issue Dt:
05/10/2011
Application #:
12276863
Filing Dt:
11/24/2008
Publication #:
Pub Dt:
04/08/2010
Title:
METHOD OF DIRECT HOT TAPPING INTO A MULTIPLE PRODUCTION STRING WITHOUT REMOVING OUTER LAYERS OF CASING
79
Patent #:
Issue Dt:
06/03/2014
Application #:
12329188
Filing Dt:
12/05/2008
Publication #:
Pub Dt:
06/10/2010
Title:
SYSTEM AND METHOD FOR SEALING GRAVEL EXIT PORTS IN GRAVEL PACK ASSEMBLIES
80
Patent #:
Issue Dt:
08/23/2011
Application #:
12334800
Filing Dt:
12/15/2008
Publication #:
Pub Dt:
07/16/2009
Title:
HYDRAULIC OVERSHOT WITH REMOVABLE SETTING AND TESTING CORE
81
Patent #:
NONE
Issue Dt:
Application #:
12481132
Filing Dt:
06/09/2009
Publication #:
Pub Dt:
12/10/2009
Title:
SUSPENSION OF CONCENTRATED PARTICULATE ADDITIVES CONTAINING OIL FOR FRACTURING AND OTHER FLUIDS
82
Patent #:
NONE
Issue Dt:
Application #:
12582355
Filing Dt:
10/20/2009
Publication #:
Pub Dt:
04/21/2011
Title:
Method for Plugging Wells
83
Patent #:
NONE
Issue Dt:
Application #:
12643274
Filing Dt:
12/21/2009
Publication #:
Pub Dt:
05/06/2010
Title:
METHODS AND COMPOSITIONS TO REMOVE COAL FINES FROM AQUEOUS FLUIDS
84
Patent #:
NONE
Issue Dt:
Application #:
12715053
Filing Dt:
03/01/2010
Publication #:
Pub Dt:
01/13/2011
Title:
DEVICE AND METHOD FOR FLOWING BACK WELLBORE FLUIDS
85
Patent #:
NONE
Issue Dt:
Application #:
12830978
Filing Dt:
07/06/2010
Publication #:
Pub Dt:
10/28/2010
Title:
Deep Water Completions Fracturing Fluid Compositions
86
Patent #:
Issue Dt:
08/14/2012
Application #:
12853443
Filing Dt:
08/10/2010
Publication #:
Pub Dt:
12/02/2010
Title:
APPARATUS AND METHODS FOR LIMITING DEBRIS FLOW BACK INTO AN UNDERGROUND BASE PIPE OF AN INJECTION WELL
87
Patent #:
Issue Dt:
10/28/2014
Application #:
12859455
Filing Dt:
08/19/2010
Publication #:
Pub Dt:
02/23/2012
Title:
PRESSURE ACTIVATED RATCHETING VALVE
88
Patent #:
Issue Dt:
03/25/2014
Application #:
13077053
Filing Dt:
03/31/2011
Publication #:
Pub Dt:
10/06/2011
Title:
MUD SAVER VALVE AND METHOD OF OPERATION OF SAME
89
Patent #:
NONE
Issue Dt:
Application #:
13100809
Filing Dt:
05/04/2011
Publication #:
Pub Dt:
11/10/2011
Title:
Hydraulic Saw System
90
Patent #:
Issue Dt:
07/02/2013
Application #:
13104397
Filing Dt:
05/10/2011
Title:
Method of Direct Hot Tapping Into A Multiple Production String Without Removing Outer Layers of Casing
91
Patent #:
Issue Dt:
01/07/2014
Application #:
13194211
Filing Dt:
07/29/2011
Publication #:
Pub Dt:
04/19/2012
Title:
APPARATUS AND METHODS FOR ALLOWING FLUID FLOW INSIDE AT LEAST ONE SCREEN AND OUTSIDE A PIPE DISPOSED IN AN WELL BORE
92
Patent #:
Issue Dt:
08/04/2015
Application #:
13309137
Filing Dt:
12/01/2011
Publication #:
Pub Dt:
06/06/2013
Title:
INSULATED PIPE JUNCTION JACKET FOR FREEZING THE CONTENTS OF A PIPE JUNCTION AND METHODS OF USING SAME
Assignors
1
Exec Dt:
02/07/2012
2
Exec Dt:
02/07/2012
3
Exec Dt:
02/07/2012
4
Exec Dt:
02/07/2012
5
Exec Dt:
02/07/2012
6
Exec Dt:
02/07/2012
7
Exec Dt:
02/07/2012
Assignee
1
1111 FANNIN STREET, FLOOR 10
HOUSTON, TEXAS 77002-6925
Correspondence name and address
MARCELA ROBLEDO, ESQ.
SIMPSON THACHER & BARTLETT LLP
425 LEXINGTON AVENUE
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