Patent Assignment Abstract of Title
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Total Assignments:
2
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Patent #:
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Issue Dt:
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11/12/2013
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Application #:
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12740390
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Filing Dt:
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04/29/2010
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Publication #:
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Pub Dt:
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09/16/2010
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PCT #:
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US0778432
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Inventors:
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Michael Burl Crawford, Pele Jason Nunley
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Title:
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PRESSURE COMPENSATOR FOR DRILL BIT
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 7601 WILL ROGERS BOULEVARD |
| FORT WORTH, TEXAS 76140 |
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| ROBERT C. SHADDOX |
| WINSTEAD PC |
| P.O. BOX 50784 |
| DALLAS, TX 75201 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 7601 WILL ROGERS BLVD. |
| FORT WORTH, TEXAS 76140 |
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| POLIN CHIEU |
| PO BOX 50784 |
| DALLAS, TX 75201 |
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