Patent Assignment Abstract of Title
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Total Assignments:
3
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Patent #:
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Issue Dt:
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09/12/2000
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Application #:
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08925700
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Filing Dt:
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09/09/1997
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Inventors:
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PETER T. CARIVEAU, ROBERT WAGONER, ROGER DIDERICKSEN, WILLIAM M. CONN
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Title:
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ROCK DRILL BIT WITH BACK-REAMING PROTECTION
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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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CONLEY, ROSE & TAYON, P.C. |
MARCELLA D. WATKINS |
P.O. BOX 3267 |
HOUSTON, TX 77253-3267 |
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Assignment:
2
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CORRECTIVE ASSIGNMENT TO CORRECT THE PATENT NUMBER, FILED 09-08-1999, RECORDED AT REEL 010212 FRAME 0302.
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16740 HARDY STREET |
HOUSTON, TEXAS 77032 |
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CONLEY, ROSE & TAYON, P.C. |
MARCELLA D. WATKINS |
P.O. BOX 3267 |
HOUSTON, TEXAS 77253-3267 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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SE-811 81 |
SANDVIKEN, SWEDEN |
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JEFFREY S. BERGMAN |
909 FANNIN ST |
SUITE 3500 |
HOUSTON, TX 77010 |
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