Patent Assignment Details
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| Reel/Frame: | 013700/0836 | |
| Pages: | 4 |
| | Recorded: | 01/28/2003 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
1
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Patent #:
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Issue Dt:
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05/10/2005
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Application #:
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10274448
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Filing Dt:
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10/18/2002
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Publication #:
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Pub Dt:
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04/22/2004
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Title:
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STEPPED DRILL BIT HAVING SPLIT TIP
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Assignee
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| 29 EAST STEPHENSON STREET |
| FREEPORT, ILLINOIS 61032 |
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Correspondence name and address
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BRINKS HOFER GILSON & LIONE
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MICHAEL P. CHU
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PO BOX 10395
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CHICAGO, IL 60610
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