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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10/06/2009
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Application #:
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11840672
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Filing Dt:
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08/17/2007
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Publication #:
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Pub Dt:
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06/12/2008
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Inventor:
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DAVID USHER
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Title:
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METHOD AND APPARATUS FOR SUBSURFACE OIL RECOVERY USING A SUBMERSIBLE UNIT
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 8631 W. JEFFERSON |
| DETROIT, MICHIGAN 48209 |
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| DOUGLAS L. WATHEN |
| 900 WILSHIRE DR. |
| SUITE 300 |
| TROY, MI 48084 |
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