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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08/18/2015
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Application #:
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13435672
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Filing Dt:
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03/30/2012
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Publication #:
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Pub Dt:
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10/03/2013
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Inventors:
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Henry Eugene Rogers, David D. Szarka, Derrick Eugene Strickland
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Title:
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METHOD OF USING AN EXPANSION TOOL FOR NON-CEMENTED CASING ANNULUS (CCA) WELLBORES
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 10200 BELLAIRE BOULEVARD |
| HOUSTON, TEXAS 77072 |
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| JOHN WUSTENBERG, CUSTOMER NO. 29920 HALL |
| 2600 S. 2ND ST. |
| DUNCAN, OK 73536 |
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