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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
Issue Dt:
06/03/2003
Application #:
10079170
Filing Dt:
02/20/2002
Publication #:
Pub Dt:
09/19/2002
Inventor:
L. Donald Maus
Title:
METHOD FOR CONTROLLING BOTTOM-HOLE PRESSURE DURING DUAL-GRADIENT DRILLING
Assignment: 1
Reel/Frame:
012532/0660Recorded: 03/28/2002Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/20/2002
Assignee:
P.O. BOX 2189
3120 BUFFALO SPEEDWAY
HOUSTON, TEXAS 77095
Correspondent:
EXXONMOBIL UPSTREAM RESEARCH COMPANY
GARY D. LAWSON
3120 BUFFALO SPEEDWAY
P.O. BOX 2189
HOUSTON, TX 77098

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