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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05/23/2006
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Application #:
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10650268
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Filing Dt:
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08/28/2003
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Publication #:
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Pub Dt:
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04/07/2005
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Inventors:
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Anthony Griffo, Gregory Thomas Lockwood, Mohammed Boudrare, Jiaqing Yu
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Title:
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ROLLER CONE BITS WITH WEAR AND FRACTURE RESISTANT SURFACE
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 16740 HARDY STREET |
| HOUSTON, TEXAS 77032 |
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| GRANT T. LANGTON |
| JEFFER, MANGELS, BUTLER & MARMARO LLP |
| 1900 AVENUE OF THE STARS |
| SEVENTH FLOOR |
| LOS ANGELES, CA 90067 |
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