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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
06/08/1999
Application #:
09108025
Filing Dt:
06/30/1998
Inventors:
ARVIND D. PATEL, JAYANTI S. PATEL, HARRIS A. OEHLER
Title:
OIL-BASED DRILLING FLUIDS SUITABLE FOR DRILLING IN THE PRESENCE OF ACIDIC GASES
Assignment: 1
Reel/Frame:
009300/0678Recorded: 06/30/1998Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
06/29/1998
Exec Dt:
06/29/1998
Exec Dt:
06/29/1998
Assignee:
1201 LOUISIANA
HOUSTON, TEXAS 77072
Correspondent:
CARTER J. WHITE
P.O. BOX 4433
HOUSTON, TX 77210
Assignment: 2
Reel/Frame:
025192/0511Recorded: 10/26/2010Pages: 3
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/14/1999
Assignee:
P.O. BOX 42842
HOUSTON, TEXAS 77242
Correspondent:
IP GROUP, LEGAL DEPT., M-I L.L.C.
5950 NORTH COURSE DRIVE
HOUSTON, TX 77072
Assignment: 3
Reel/Frame:
025192/0491Recorded: 10/26/2010Pages: 9
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
10/01/2010
Assignee:
5950 NORTH COURSE DRIVE
HOUSTON, TEXAS 77072
Correspondent:
IP GROUP, LEGAL DEPT., M-I L.L.C.
5950 NORTH COURSE DRIVE
HOUSTON, TX 77072

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