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Patent Assignment Details
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Reel/Frame:027257/0495   Pages: 6
Recorded: 11/18/2011
Attorney Dkt #:D190:10
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 13
1
Patent #:
Issue Dt:
04/19/1994
Application #:
07989202
Filing Dt:
12/11/1992
Title:
RING SEAL PACKER
2
Patent #:
Issue Dt:
03/13/2001
Application #:
09274857
Filing Dt:
03/23/1999
Title:
DRILLING QUICK CONNECTORS
3
Patent #:
Issue Dt:
04/08/2003
Application #:
09798436
Filing Dt:
03/02/2001
Publication #:
Pub Dt:
09/05/2002
Title:
WELL TUBING ROTATOR
4
Patent #:
Issue Dt:
07/08/2003
Application #:
09954354
Filing Dt:
09/17/2001
Publication #:
Pub Dt:
03/20/2003
Title:
COIL TUBING HANGER SYSTEM
5
Patent #:
Issue Dt:
10/02/2012
Application #:
10325047
Filing Dt:
12/20/2002
Title:
DRILLING QUICK CONNECTORS
6
Patent #:
Issue Dt:
07/26/2005
Application #:
10369070
Filing Dt:
02/19/2003
Publication #:
Pub Dt:
12/04/2003
Title:
WELLHEAD ISOLATION TOOL
7
Patent #:
Issue Dt:
02/24/2009
Application #:
10947778
Filing Dt:
09/23/2004
Publication #:
Pub Dt:
05/05/2005
Title:
WELLHEAD ISOLATION TOOL AND METHOD OF FRACTURING A WELL
8
Patent #:
Issue Dt:
01/29/2008
Application #:
11272289
Filing Dt:
11/09/2005
Publication #:
Pub Dt:
03/23/2006
Title:
WELLHEAD ISOLATION TOOL AND METHOD OF FRACTURING A WELL
9
Patent #:
Issue Dt:
10/30/2012
Application #:
11581229
Filing Dt:
10/12/2006
Title:
DRILLING QUICK CONNECTORS
10
Patent #:
Issue Dt:
08/26/2008
Application #:
11891431
Filing Dt:
08/09/2007
Publication #:
Pub Dt:
11/29/2007
Title:
WELLHEAD ISOLATION TOOL, WELLHEAD ASSEMBLY INCORPORATING THE SAME, AND METHOD OF FRACTURING A WELL
11
Patent #:
Issue Dt:
04/21/2009
Application #:
12001621
Filing Dt:
12/11/2007
Publication #:
Pub Dt:
04/24/2008
Title:
WELLHEAD ISOLATION TOOL AND METHOD OF FRACTURING A WELL
12
Patent #:
Issue Dt:
06/01/2010
Application #:
12154338
Filing Dt:
05/21/2008
Publication #:
Pub Dt:
09/18/2008
Title:
WELLHEAD ISOLATION TOOL AND WELLHEAD ASSEMBLY INCORPORATING THE SAME
13
Patent #:
Issue Dt:
09/25/2012
Application #:
12757940
Filing Dt:
04/09/2010
Publication #:
Pub Dt:
08/05/2010
Title:
WELLHEAD ISOLATION TOOL AND WELLHEAD ASSEMBLY INCORPORATING THE SAME
Assignor
1
Exec Dt:
11/16/2011
Assignee
1
13815 SOUTH FREEWAY
P.O. BOX 450989
HOUSTON, TEXAS 77245-0989
Correspondence name and address
CHRISTIE, PARKER & HALE, LLP
P.O. BOX 7068
PASADENA, CA 91109-7068

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