Patent Assignment Abstract of Title
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Total Assignments:
4
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Patent #:
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Issue Dt:
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06/28/1994
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Application #:
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07992869
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Filing Dt:
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12/17/1992
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Inventors:
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MATTHEW R. ISBELL, RUDOLF C. O. PESSIER, ROBERT E. GRIMES
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Title:
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EARTH-BORING BIT WITH AN ADVANTAGEOUS INSERT CUTTING STRUCTURE
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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P.O. BOX 2539 |
5425 POLK AVENUE |
HOUSTON, TEXAS 77023 |
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ROBERT A. FELSMAN |
FELSMAN, BRADLEY, ET/AL |
2600 CONTINENTAL PLAZA |
777 MAIN STREET |
FORT WORTH, TX. 76102 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST.
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P.O. BOX 2539 |
5425 POLK AVENUE |
HOUSTON, TEXAS 77023 |
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ROBERT A. FELSMAN |
FELSMAN, BRADLEY, ET/AL |
2600 CONTINENTAL PLAZA |
777 MAIN STREET |
FORT WORTH, TX. 76102 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST.
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P.O. BOX 2539 |
5425 POLK AVENUE |
HOUSTON, TEXAS 77023 |
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ROBERT A. FELSMAN |
FELSMAN, BRADLEY, ET/AL |
2600 CONTINENTAL PLAZA |
777 MAIN STREET |
FORT WORTH, TX 76102 |
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Assignment:
4
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MERGER AND CHANGE OF NAME (SEE RECORD FOR DETAILS)
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SUITE 1200 |
3900 ESSEX LANE |
HOUSTON, TEXAS 77027 |
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FELSMAN, BRADLEY, GUNTER & DILLON, LLP |
ROBERT A. FELSMAN |
2600 CONTINENTAL PLAZA |
777 MAIN STREET |
FORT WORTH, TEXAS 76102 |
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