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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03/02/2004
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Application #:
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09974735
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Filing Dt:
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10/10/2001
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Publication #:
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Pub Dt:
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04/10/2003
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Inventors:
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Anthony Griffo, Zhigang Fang, Robert H. Slaughter JR.
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Title:
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CONE EROSION PROTECTION FOR ROLLER CONE DRILL BITS
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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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ROSENTHAL & OSHA L.L.P. |
JONATHAN P. OSHA |
1221 MCKINNEY, SUITE 2800 |
HOUSTON, TX 77010 |
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Assignment:
2
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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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