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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
03/05/2002
Application #:
09599753
Filing Dt:
06/22/2000
Inventor:
Bruno Best
Title:
Drilling System
Assignment: 1
Reel/Frame:
012432/0204Recorded: 01/04/2002Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
08/08/2000
Assignee:
900 LOUISIANA
P.O. BOX 2463
HOUSTON, TEXAS 77252
Correspondent:
SHELL OIL COMPANY
BEVERLEE G. STEINBERG
P.O. BOX 2463
910 LOUISIANA
HOUSTON, TX 77252-2463
Assignment: 2
Reel/Frame:
020762/0961Recorded: 04/08/2008Pages: 10
Conveyance:
PATENT ASSIGNMENT & LICENSE AGREEMENT
Assignors:
Exec Dt:
08/30/2007
Exec Dt:
09/18/2007
Assignee:
11767 KATY FREEWAY
SUITE 1030
HOUSTON, TEXAS 77079
Correspondent:
OSHA LIANG, LLP
1221 MCKINNEY, SUITE 2800
HOUSTON, TX 77010
Assignment: 3
Reel/Frame:
029696/0350Recorded: 01/25/2013Pages: 5
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/06/2012
Assignee:
1310 RANKIN ROAD
PATENT SERVICES
HOUSTON, TEXAS 77073
Correspondent:
DAVID J. SMITH
5950 NORTH COURSE DRIVE
M-I SWACO, A SCHLUMBERGER COMPANY
HOUSTON, TX 77242

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