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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
11/09/2010
Application #:
12019897
Filing Dt:
01/25/2008
Publication #:
Pub Dt:
07/30/2009
Inventors:
Michael Briscoe, James McPherson, David A. Pixton
Title:
SELF-ENERGIZED BACKUP RING FOR ANNULAR SEALS
Assignment: 1
Reel/Frame:
020440/0837Recorded: 01/31/2008Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
01/15/2008
Exec Dt:
01/15/2008
Exec Dt:
01/15/2008
Assignee:
2241 SO. LARSEN PARKWAY
PROVO, UTAH 84606
Correspondent:
JAYNE SIPPL
400 N. SAM HOUSTON PARKWAY E
#900
HOUSTON, TX 77060
Assignment: 2
Reel/Frame:
020521/0522Recorded: 02/18/2008Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/18/2008
Assignee:
400 N. SAM HOUSTON PARKWAY EAST
#900
HOUSTON, TEXAS 77060
Correspondent:
JAYNE SIPPL
400 N. SAM HOUSTON PARKWAY EAST
#900
HOUSTON, TX 77060
Assignment: 3
Reel/Frame:
023649/0390Recorded: 12/15/2009Pages: 15
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/22/2009
Assignee:
7909 PARKWOOD CIRCLE DRIVE
HOUSTON, TEXAS 77036
Correspondent:
JAYNE CRONIN
7909 PARKWOOD CIRCLE DRIVE
HOUSTON, TX 77036
Assignment: 4
Reel/Frame:
023750/0965Recorded: 01/11/2010Pages: 18
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/25/2009
Assignee:
7909 PARKWOOD CIRCLE DR
HOUSTON, TEXAS 77036
Correspondent:
JAYNE CRONIN
7909 PARKWOOD CIRCLE DR
HOUSTON, TX 77036

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