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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05/13/1997
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Application #:
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08314511
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Filing Dt:
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09/28/1994
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Inventors:
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ROBERT W. BRITZKE, JIMMY EASON, ZHIGANG FANG
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Title:
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SURFACE DECARBURIZATION OF A DRILL BIT HAVING A REFINED PRIMARY CUTTING EDGE
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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205 N. 13TH STREET |
ROGERS, ARKANSAS 72757 |
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DICKSTEIN, SHAPIRO & MORIN, L.L.P. |
DONALD A. GREGORY, ESQ. |
2101 L STREET, N.W. |
WASHINGTON, D.C. 20037 |
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