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Patent Assignment Details
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Reel/Frame:022460/0732   Pages: 6
Recorded: 03/30/2009
Attorney Dkt #:071860.000065
Conveyance: SECURITY AGREEMENT
Total properties: 21
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:
07/17/2007
Application #:
11564829
Filing Dt:
11/29/2006
Publication #:
Pub Dt:
05/10/2007
Title:
CHATTER RESISTANT SHUTTLE VALVE
Assignor
1
Exec Dt:
03/28/2008
Assignee
1
36 ST. ANDREW SQUARE
EDINBURGH, UNITED KINGDOM EH2 2YB
Correspondence name and address
CONSTANCE GALL RHEBERGEN
P.O. BOX 61389
HOUSTON, TX 77208-1389

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