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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07/16/1985
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Application #:
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06478246
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Filing Dt:
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03/24/1983
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Inventor:
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DAVID L. O DELL
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Title:
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DRILLING METHOD AND APPARATUS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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WOOD, HERRON & EVANS |
2700 CAREW TOWER |
CINCINNATI, OH 45202 |
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Assignment:
2
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MERGER (SEE DOCUMENT FOR DETAILS). EFFECTIVE ON 03/29/1985DE
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MCDOUGALL, HERSH & SCOTT |
135 SOUTH LA SALLE STREET |
CHICAGP, ILLINOIS, 60603-4391 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST.
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A DELAWARE CORP. |
400 SOUTH BYRKIT AVENUE |
MISHAWAKA, INDIANA |
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MCDOUGALL, HERSH & SCOTT |
135 SOUTH LASALLE STREET |
CHICAGO, IL 60603-4391 |
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Assignment:
4
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ASSIGNMENT OF ASSIGNORS INTEREST.
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32871 MIDDLEBELT ROAD |
A CORP. OF DE. |
FARMINGTON HILLS, MICHIGAN 48018 |
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WOOD, HERRON & EVANS |
2700 CAREW TOWER |
CINCINNATI, OHIO 45202 |
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