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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
12/13/1988
Application #:
07050642
Filing Dt:
05/18/1987
Inventor:
ARTHUR S. TEOT
Title:
CHEMICAL METHOD OF FERRIC ION REMOVAL FROM ACID SOLUTIONS
Assignment: 1
Reel/Frame:
004948/0683Recorded: 09/29/1988Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
05/15/1987
Assignee:
MICHIGAN
Correspondent:
RICHARD G. WATERMAN
THE DOW CHEMICAL CO.
P.O. BOX 1967
MIDLAND, MI 48461-1967
Assignment: 2
Reel/Frame:
008920/0252Recorded: 01/23/1998Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
01/12/1998
Assignee:
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Correspondent:
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN E. VICK, JR.
110 SCHLUMBERGER DRIVE
P.O. BOX 4610
SUGAR LAND, TEXAS 77478

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