Patent Assignment Details
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Reel/Frame: | 006075/0443 | |
| Pages: | 2 |
| | Recorded: | 03/30/1992 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Total properties:
1
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Patent #:
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Issue Dt:
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06/29/1993
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Application #:
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07828425
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Filing Dt:
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01/31/1992
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Title:
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ROTARY DRILL BITS AND METHODS OF DESIGNING SUCH DRILL BITS
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Assignee
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HYCALOG, OLDENDS LANE INDUSTRIAL ESTATE |
STONEHOUSE, GLOUCESTERSHIRE, ENGLAND |
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Correspondence name and address
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MARGARET E. ANDERSON
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5718 WESTHEIMER, STE 1800
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HOUSTON, TX 77057
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