Patent Assignment Abstract of Title
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Total Assignments:
1
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Patent #:
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Issue Dt:
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02/02/1999
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Application #:
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08666031
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Filing Dt:
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06/19/1996
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Inventors:
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ROBERT B. CARPENTER, DAVID L. JOHNSON
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Title:
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METHOD AND SPACER FLUID COMPOSITION FOR DISPLACING DRILLING FLUID FROM A WELLBORE
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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2300 WEST PLANO PARKWAY |
PLANO, TEXAS 75075 |
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ROSS, CLAPP, KORN AND MONTGOMERY, LLP |
F. LINDSEY SCOTT |
14651 DALLAS PARKWAY, SUITE 102 |
DALLAS, TEXAS 75240-7477 |
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