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Patent Assignment Details
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Reel/Frame:030353/0458   Pages: 7
Recorded: 05/06/2013
Attorney Dkt #:035810.000002
Conveyance: MERGER (SEE DOCUMENT FOR DETAILS).
Total properties: 29
1
Patent #:
Issue Dt:
06/30/1998
Application #:
08739887
Filing Dt:
10/31/1996
Title:
HIGH PRESSURE WEAR RESISTANT PILOT VALVE
2
Patent #:
Issue Dt:
05/11/1999
Application #:
08820769
Filing Dt:
03/19/1997
Title:
THREE-WAY POPPET VALVE
3
Patent #:
Issue Dt:
11/20/2001
Application #:
09452594
Filing Dt:
12/01/1999
Title:
LOW INTERFLOW HYDRAULIC SHUTTLE VALVE
4
Patent #:
Issue Dt:
05/27/2003
Application #:
09640401
Filing Dt:
08/16/2000
Title:
PRECISION REGUALTOR
5
Patent #:
Issue Dt:
07/10/2001
Application #:
09653415
Filing Dt:
09/01/2000
Title:
Pressure biased shuttle valve
6
Patent #:
Issue Dt:
12/02/2003
Application #:
09910245
Filing Dt:
07/20/2001
Publication #:
Pub Dt:
08/01/2002
Title:
BOP OPERATING SYSTEM WITH QUICK DUMP VALVE
7
Patent #:
Issue Dt:
12/24/2002
Application #:
09923379
Filing Dt:
08/06/2001
Title:
HYDRAULIC LATCHING SPOOL VALVE
8
Patent #:
Issue Dt:
06/03/2003
Application #:
09923866
Filing Dt:
08/06/2001
Publication #:
Pub Dt:
02/13/2003
Title:
LOW BLOW DOWN RELIEF VALVE
9
Patent #:
Issue Dt:
11/19/2002
Application #:
09933377
Filing Dt:
08/20/2001
Publication #:
Pub Dt:
02/28/2002
Title:
REGULATOR WITH SEGMENTED BODY
10
Patent #:
Issue Dt:
03/04/2003
Application #:
09948846
Filing Dt:
09/07/2001
Publication #:
Pub Dt:
03/13/2003
Title:
SINGLE PILOT DUAL PULSE SPOOL VALVE
11
Patent #:
Issue Dt:
11/25/2003
Application #:
09957009
Filing Dt:
09/20/2001
Publication #:
Pub Dt:
03/20/2003
Title:
RELIEF VALVE
12
Patent #:
Issue Dt:
11/05/2002
Application #:
09957208
Filing Dt:
09/20/2001
Title:
LATCHING HYDROSEAL VALVE
13
Patent #:
Issue Dt:
02/18/2003
Application #:
09982710
Filing Dt:
10/18/2001
Title:
DIRTY FLUID VALVE WITH MECHANICAL LATCH
14
Patent #:
Issue Dt:
03/09/2004
Application #:
10017097
Filing Dt:
12/14/2001
Publication #:
Pub Dt:
06/19/2003
Title:
DUAL ENERGIZED HYDROSEAL
15
Patent #:
Issue Dt:
01/18/2005
Application #:
10249336
Filing Dt:
04/01/2003
Publication #:
Pub Dt:
07/17/2003
Title:
REGULATOR WITH EROSION RESISTANT SEAL ASSEMBLIES
16
Patent #:
Issue Dt:
10/19/2004
Application #:
10269361
Filing Dt:
10/11/2002
Publication #:
Pub Dt:
03/27/2003
Title:
REGULATOR WITH SEGMENTED BODY
17
Patent #:
Issue Dt:
06/05/2007
Application #:
10604494
Filing Dt:
07/25/2003
Publication #:
Pub Dt:
01/27/2005
Title:
FLUID FLOW CONTROL VALVE
18
Patent #:
Issue Dt:
01/09/2007
Application #:
10604676
Filing Dt:
08/08/2003
Publication #:
Pub Dt:
02/10/2005
Title:
CHATTER RESISTANT SHUTTLE VALVE
19
Patent #:
Issue Dt:
08/24/2004
Application #:
10605818
Filing Dt:
10/29/2003
Publication #:
Pub Dt:
06/10/2004
Title:
BOP OPERATING SYSTEM WITH QUICK DUMP VALVE
20
Patent #:
Issue Dt:
07/11/2006
Application #:
10796546
Filing Dt:
03/09/2004
Publication #:
Pub Dt:
12/30/2004
Title:
DUAL ENERGIZED HYDROSEAL
21
Patent #:
Issue Dt:
09/02/2008
Application #:
11216227
Filing Dt:
08/31/2005
Publication #:
Pub Dt:
11/23/2006
Title:
UNIVERSAL TUBING HANGER SUSPENSION ASSEMBLY AND WELL COMPLETION SYSTEM AND METHOD OF USING SAME
22
Patent #:
Issue Dt:
09/02/2008
Application #:
11216227
Filing Dt:
08/31/2005
Publication #:
Pub Dt:
11/23/2006
Title:
UNIVERSAL TUBING HANGER SUSPENSION ASSEMBLY AND WELL COMPLETION SYSTEM AND METHOD OF USING SAME
23
Patent #:
Issue Dt:
04/08/2008
Application #:
11395443
Filing Dt:
03/31/2006
Publication #:
Pub Dt:
10/04/2007
Title:
SEALED EURYTOPIC MAKE-BREAK CONNECTOR UTILIZING A CONDUCTIVE ELASTOMER CONTACT
24
Patent #:
Issue Dt:
04/08/2008
Application #:
11395443
Filing Dt:
03/31/2006
Publication #:
Pub Dt:
10/04/2007
Title:
SEALED EURYTOPIC MAKE-BREAK CONNECTOR UTILIZING A CONDUCTIVE ELASTOMER CONTACT
25
Patent #:
Issue Dt:
07/17/2007
Application #:
11564829
Filing Dt:
11/29/2006
Publication #:
Pub Dt:
05/10/2007
Title:
CHATTER RESISTANT SHUTTLE VALVE
26
Patent #:
Issue Dt:
10/20/2009
Application #:
12049093
Filing Dt:
03/14/2008
Publication #:
Pub Dt:
07/03/2008
Title:
UNIVERSAL TUBING HANGER SUSPENSION ASSEMBLY AND WELL COMPLETION SYSTEM AND METHOD OF USING SAME
27
Patent #:
Issue Dt:
10/16/2012
Application #:
12387407
Filing Dt:
05/01/2009
Publication #:
Pub Dt:
08/27/2009
Title:
OIL AND GAS WELL COMPLETION SYSTEM AND METHOD OF INSTALLATION
28
Patent #:
NONE
Issue Dt:
Application #:
12889591
Filing Dt:
09/24/2010
Publication #:
Pub Dt:
03/31/2011
Title:
Hemispherical Wedge Valve with Laminar Flow
29
Patent #:
Issue Dt:
08/04/2015
Application #:
12889622
Filing Dt:
09/24/2010
Publication #:
Pub Dt:
03/31/2011
Title:
FLOW CONTROL HEMISPHERICAL WEDGE VALVE
Assignors
1
Exec Dt:
05/01/2013
2
Exec Dt:
05/01/2013
3
Exec Dt:
05/01/2013
Assignee
1
5510 CLARA ROAD
HOUSTON, TEXAS 77041
Correspondence name and address
JEANNE DUNN
P.O. BOX 61389
HOUSTON, TX 77208

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