Patent Assignment Details
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| Reel/Frame: | 005065/0902 | |
| Pages: | 2 |
| | Recorded: | 04/25/1989 | | |
| 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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07/24/1990
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Application #:
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07316770
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Filing Dt:
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02/28/1989
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Title:
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LUBRICATION SYSTEM FOR AN EARTH BORING DRILL BIT AND METHODS FOR FILLING AND RETROFIT INSTALLAING THEREOF
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Assignee
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| 500 JACKSON ST. |
| COLUMBUS, INDIANA 47201 |
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Correspondence name and address
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CHARLES M. LEEDOM, JR.,
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SIXBEY, FRIEDMAN, LEEDOM AND FERGUSON
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7653 LEESBURG PIKE
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FALLS CHURCH, VA 22043
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