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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
04/08/2003
Application #:
09011938
Filing Dt:
07/13/1998
Inventors:
PAUL IAN REID, BERNADETTE CRASTER, JOHN PETER CRAWSHAW, TERENCE GEORGE BALSON
Title:
DRILLING FLUID
Assignment: 1
Reel/Frame:
010010/0326Recorded: 07/13/1998Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
06/26/1998
Exec Dt:
06/26/1998
Exec Dt:
06/26/1998
Assignee:
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Correspondent:
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VICK, JR.
PATENT COUNSEL - DOWELL DIVISION
110 SCHLUMBERGER DRIVE, MAIL DROP 1975
SUGAR LAND, TEXAS 77478
Assignment: 2
Reel/Frame:
010110/0407Recorded: 07/22/1999Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/08/1998
Assignee:
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Correspondent:
SCHLUMBERGER TECHNOLOGY CORPORATION
TRICIA E. VAN HOOSER
DOWELL INTELLECTUAL PROPERTY DEPT.
110 SCHLUMBERGER DRIVE, MD 110-1
SUGAR LAND, TEXAS 77478

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