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Reel/Frame:029131/0638   Pages: 11
Recorded: 10/15/2012
Attorney Dkt #:002740-0000
Conveyance: MERGER (SEE DOCUMENT FOR DETAILS).
Total properties: 39
1
Patent #:
7210525
Issue Dt:
05/01/2007
Application #:
10727806
Filing Dt:
12/04/2003
Publication #:
US20040173347
Pub Dt:
09/09/2004
Title:
APPARATUS FOR CONTROLLING A TOOL HAVING A MANDREL THAT MUST BE STROKED INTO OR OUT OF A WELL
2
Patent #:
7213641
Issue Dt:
05/08/2007
Application #:
10979328
Filing Dt:
11/02/2004
Publication #:
US20060090891
Pub Dt:
05/04/2006
Title:
FRACTURING HEAD WITH REPLACEABLE INSERTS FOR IMPROVED WEAR RESISTANCE AND METHOD OF REFURBISHING SAME
3
Patent #:
7278477
Issue Dt:
10/09/2007
Application #:
10979414
Filing Dt:
11/02/2004
Publication #:
US20060090904
Pub Dt:
05/04/2006
Title:
CUP TOOL, CUP TOOL CUP AND METHOD OF USING THE CUP TOOL
4
Patent #:
7481239
Issue Dt:
01/27/2009
Application #:
10979427
Filing Dt:
11/02/2004
Publication #:
US20060091347
Pub Dt:
05/04/2006
Title:
GATE VALVE WITH REPLACEABLE INSERTS
5
Patent #:
7278490
Issue Dt:
10/09/2007
Application #:
11025453
Filing Dt:
12/28/2004
Publication #:
US20060137882
Pub Dt:
06/29/2006
Title:
BLAST JOINT SWIVEL FOR WELLHEAD ISOLATION TOOL AND METHOD OF USING SAME
6
Patent #:
7392864
Issue Dt:
07/01/2008
Application #:
11182367
Filing Dt:
07/15/2005
Publication #:
US20070012486
Pub Dt:
01/18/2007
Title:
SLIP SPOOL ASSEMBLY AND METHOD OF USING SAME
7
Patent #:
7484776
Issue Dt:
02/03/2009
Application #:
11182588
Filing Dt:
07/14/2005
Publication #:
US20070013188
Pub Dt:
01/18/2007
Title:
HIGH-PRESSURE THREADED UNION WITH METAL-TO-METAL SEAL, AND METAL RING GASKET FOR SAME
8
Patent #:
7243733
Issue Dt:
07/17/2007
Application #:
11182873
Filing Dt:
07/15/2005
Publication #:
US20070012439
Pub Dt:
01/18/2007
Title:
CUP TOOL FOR A HIGH-PRESSURE MANDREL AND METHOD OF USING SAME
9
Patent #:
7584797
Issue Dt:
09/08/2009
Application #:
11397838
Filing Dt:
04/04/2006
Publication #:
US20070227743
Pub Dt:
10/04/2007
Title:
METHOD OF SUBSURFACE LUBRICATION TO FACILITATE WELL COMPLETION, RE-COMPLETION AND WORKOVER
10
Patent #:
7434617
Issue Dt:
10/14/2008
Application #:
11398182
Filing Dt:
04/05/2006
Publication #:
US20070235182
Pub Dt:
10/11/2007
Title:
CUP TOOL WITH THREE-PART PACKOFF FOR A HIGH PRESSURE MANDREL
11
Patent #:
7267180
Issue Dt:
09/11/2007
Application #:
11411384
Filing Dt:
04/25/2006
Publication #:
US20060196677
Pub Dt:
09/07/2006
Title:
MULTI-LOCK ADAPTERS FOR INDEPENDENT SCREWED WELLHEADS AND METHODS OF USING SAME
12
Patent #:
7481418
Issue Dt:
01/27/2009
Application #:
11430605
Filing Dt:
05/09/2006
Publication #:
US20070262282
Pub Dt:
11/15/2007
Title:
TWO-PART BACK CAP FOR A PLUG VALVE AND PLUG VALVES INCORPORATING SAME
13
Patent #:
7237615
Issue Dt:
07/03/2007
Application #:
11455978
Filing Dt:
06/19/2006
Publication #:
US20060237193
Pub Dt:
10/26/2006
Title:
CASING MANDREL WITH WELL STIMULATION TOOL AND TUBING HEAD SPOOL FOR USE WITH THE CASING MANDREL
14
Patent #:
7520334
Issue Dt:
04/21/2009
Application #:
11540414
Filing Dt:
09/28/2006
Publication #:
US20080078557
Pub Dt:
04/03/2008
Title:
SUBSURFACE LUBRICATOR AND METHOD OF USE
15
Patent #:
7584798
Issue Dt:
09/08/2009
Application #:
11541335
Filing Dt:
09/28/2006
Publication #:
US20080078558
Pub Dt:
04/03/2008
Title:
SUBSURFACE LUBRICATOR AND METHOD OF USE
16
Patent #:
7350562
Issue Dt:
04/01/2008
Application #:
11642338
Filing Dt:
12/20/2006
Publication #:
US20070102150
Pub Dt:
05/10/2007
Title:
DRILLING FLANGE AND INDEPENDENT SCREWED WELLHEAD WITH METAL-TO-METAL SEAL AND METHOD OF USE
17
Patent #:
7578351
Issue Dt:
08/25/2009
Application #:
11642469
Filing Dt:
12/19/2006
Publication #:
US20080087439
Pub Dt:
04/17/2008
Title:
CONFIGURABLE WELLHEAD SYSTEM WITH PERMANENT FRACTURING SPOOL AND METHOD OF USE
18
Patent #:
7516786
Issue Dt:
04/14/2009
Application #:
11699264
Filing Dt:
01/29/2007
Publication #:
US20070125531
Pub Dt:
06/07/2007
Title:
WELLHEAD AND CONTROL STACK PRESSURE TEST PLUG TOOL
19
Patent #:
7296631
Issue Dt:
11/20/2007
Application #:
11701810
Filing Dt:
02/02/2007
Publication #:
US20070158077
Pub Dt:
07/12/2007
Title:
SYSTEM AND METHOD FOR LOW-PRESSURE WELL COMPLETION
20
Patent #:
7628201
Issue Dt:
12/08/2009
Application #:
11725405
Filing Dt:
03/19/2007
Publication #:
US20070187087
Pub Dt:
08/16/2007
Title:
FRACTURING HEAD WITH REPLACEABLE INSERTS FOR IMPROVED WEAR RESISTANCE AND METHOD OF REFURBISHING SAME
21
Patent #:
7708061
Issue Dt:
05/04/2010
Application #:
11782377
Filing Dt:
07/24/2007
Publication #:
US20080011489
Pub Dt:
01/17/2008
Title:
CUP TOOL, CUP TOOL CUP AND METHOD OF USING THE CUP TOOL
22
Patent #:
7703205
Issue Dt:
04/27/2010
Application #:
11787388
Filing Dt:
04/16/2007
Publication #:
US20070193011
Pub Dt:
08/23/2007
Title:
METHOD OF REFURBISHING A HIGH-PRESSURE PLUG VALVE
23
Patent #:
7438126
Issue Dt:
10/21/2008
Application #:
11789585
Filing Dt:
04/25/2007
Publication #:
US20070193734
Pub Dt:
08/23/2007
Title:
APPARATUS FOR CONTROLLING A TOOL HAVING A MANDREL THAT MUST BE STROKED INTO OR OUT OF A WELL
24
Patent #:
7644757
Issue Dt:
01/12/2010
Application #:
11824691
Filing Dt:
07/02/2007
Publication #:
US20090008100
Pub Dt:
01/08/2009
Title:
FIXED-POINT PACKOFF ELEMENT WITH PRIMARY SEAL TEST CAPABILITY
25
Patent #:
7604058
Issue Dt:
10/20/2009
Application #:
11888768
Filing Dt:
08/02/2007
Publication #:
US20070267198
Pub Dt:
11/22/2007
Title:
CASING MANDREL FOR FACILITATING WELL COMPLETION, RE-COMPLETION OR WORKOVER
26
Patent #:
7428931
Issue Dt:
09/30/2008
Application #:
11890906
Filing Dt:
08/08/2007
Publication #:
US20070277968
Pub Dt:
12/06/2007
Title:
MULTI-LOCK ADAPTERS FOR INDEPENDENT SCREWED WELLHEADS AND METHODS OF USING SAME
27
Patent #:
7743822
Issue Dt:
06/29/2010
Application #:
11951065
Filing Dt:
12/05/2007
Publication #:
US20090145593
Pub Dt:
06/11/2009
Title:
SNUBBER SPOOL WITH DETACHABLE BASE PLATES
28
Patent #:
7506660
Issue Dt:
03/24/2009
Application #:
11998231
Filing Dt:
11/29/2007
Publication #:
US20080093576
Pub Dt:
04/24/2008
Title:
GATE VALVE WITH REPLACEABLE INSERTS AND METHOD OF REFURBISHING SAME
29
Patent #:
7481269
Issue Dt:
01/27/2009
Application #:
11998300
Filing Dt:
11/29/2007
Publication #:
US20080087415
Pub Dt:
04/17/2008
Title:
HYBRID WELLHEAD SYSTEM AND METHOD OF USE
30
Patent #:
7475721
Issue Dt:
01/13/2009
Application #:
12037433
Filing Dt:
02/26/2008
Publication #:
US20080142210
Pub Dt:
06/19/2008
Title:
DRILLING FLANGE AND INDEPENDENT SCREWED WELLHEAD WITH METAL-TO-METAL SEAL AND METHOD OF USE
31
Patent #:
7743856
Issue Dt:
06/29/2010
Application #:
12106440
Filing Dt:
04/21/2008
Publication #:
US20080196882
Pub Dt:
08/21/2008
Title:
SLIP SPOOL ASSEMBLY AND METHOD OF USING SAME
32
Patent #:
7604050
Issue Dt:
10/20/2009
Application #:
12112283
Filing Dt:
04/30/2008
Publication #:
US20080251251
Pub Dt:
10/16/2008
Title:
WELLHEAD AND CONTROL STACK PRESSURE TEST PLUG TOOL
33
Patent #:
7708079
Issue Dt:
05/04/2010
Application #:
12212833
Filing Dt:
09/18/2008
Publication #:
US20090025925
Pub Dt:
01/29/2009
Title:
MULTI-LOCK ADAPTERS FOR INDEPENDENT SCREWED WELLHEADS AND METHODS OF USING SAME
34
Patent #:
7669654
Issue Dt:
03/02/2010
Application #:
12243024
Filing Dt:
10/01/2008
Publication #:
US20090038791
Pub Dt:
02/12/2009
Title:
CUP TOOL WITH THREE-PART PACKOFF FOR A HIGH PRESSURE MANDREL
35
Patent #:
7650936
Issue Dt:
01/26/2010
Application #:
12330604
Filing Dt:
12/09/2008
Publication #:
US20090084538
Pub Dt:
04/02/2009
Title:
DRILLING FLANGE AND INDEPENDENT SCREWED WELLHEAD WITH METAL-TO-METAL SEAL AND METHOD OF USE
36
Patent #:
7654585
Issue Dt:
02/02/2010
Application #:
12334012
Filing Dt:
12/12/2008
Publication #:
US20090091131
Pub Dt:
04/09/2009
Title:
HIGH-PRESSURE THREADED UNION WITH METAL-TO-METAL SEAL, AND METAL RING GASKET FOR SAME
37
Patent #:
7721808
Issue Dt:
05/25/2010
Application #:
12347280
Filing Dt:
12/31/2008
Publication #:
US20090114397
Pub Dt:
05/07/2009
Title:
HYBRID WELLHEAD SYSTEM AND METHOD OF USE
38
Patent #:
7597307
Issue Dt:
10/06/2009
Application #:
12347445
Filing Dt:
12/31/2008
Publication #:
US20090114870
Pub Dt:
05/07/2009
Title:
TWO-PART BACK CAP FOR A PLUG VALVE AND PLUG VALVES INCORPORATING SAME
39
Patent #:
7699291
Issue Dt:
04/20/2010
Application #:
12556978
Filing Dt:
09/10/2009
Publication #:
US20100001219
Pub Dt:
01/07/2010
Title:
TWO-PART BACK CAP FOR A PLUG VALVE AND PLUG VALVES INCORPORATING SAME
Assignor
1
STINGER WELLHEAD PROTECTION, INCORPORATED
Exec Dt:
12/31/2011
Assignee
1
OIL STATES ENERGY SERVICES, L.L.C.
333 CLAY STREET
HOUSTON, TEXAS 77002
Correspondence name and address
MORGAN LEWIS & BOCKIUS LLP
2 PALO ALTO SQUARE
3000 EL CAMINO REAL
PALO ALTO, CA 94306

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