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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
10/08/1996
Application #:
08270992
Filing Dt:
07/05/1994
Inventor:
FRANK J. CARLIN
Title:
DISCONTINUOUS PLANE WELD APPARATUS AND METHOD FOR ENHANCING FATIGUE AND LOAD PROPERTIES OF SUBTERRANEAN WELL DRILL PIPE IMMEDIATE THE AREA OF SECUREMENT OF PIPE SECTIONS
Assignment: 1
Reel/Frame:
007093/0015Recorded: 07/05/1994Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/01/1994
Assignee:
P.O. BOX 60865
HOUSTON, TEXAS 77205-0865
Correspondent:
WILLIAM C. NORVELL, JR.
JACKSON & WALKER
1100 LOUISIANA, SUITE 4200
HOUSTON, TX 77002
Assignment: 2
Reel/Frame:
016087/0610Recorded: 06/03/2005Pages: 15
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
05/12/2005
Assignee:
1000 LOUISIANA ST., 3RD FLOOR
MAIL CODE MAC T5002-031
HOUSTON, TEXAS 77002
Correspondent:
CONSTANCE GALL RHEBERGEN
P.O. BOX 61389
HOUSTON, TX 77208-1389
Assignment: 3
Reel/Frame:
018268/0732Recorded: 09/18/2006Pages: 4
Conveyance:
RELEASE OF PATENT SECURITY AGREEMENT
Assignor:
Exec Dt:
08/31/2006
Assignee:
400 N. SAM HOUSTON PKWY. E
#900
HOUSTON, TEXAS 77060
Correspondent:
JAN K. SIMPSON
FULBRIGHT & JAWORSKI LLP
FULBRIGHT TOWER
1301 MCKINNEY, SUITE 5100
HOUSTON, TX 77010-3095

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