Patent Assignment Abstract of Title
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Total Assignments:
3
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Patent #:
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Issue Dt:
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04/21/1998
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Application #:
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08632590
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Filing Dt:
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04/15/1996
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Inventor:
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STEPHEN E. LAUBACH
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Title:
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METHOD FOR DETERMINING OPTIMUM HORIZONTAL DRILLING DIRECTION AND DRILLING HORIZON
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 201 WEST 7TH STREET |
| AUSTIN, TEXAS 78701 |
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| HILL, STEADMAN & SIMPSON P.C. |
| 85TH FLOOR SEARS TOWER |
| 233 S, WACKER DRIVE |
| CHICAGO, IL 60606 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 8600 BRYN MAWR AVENUE |
| CHICAGO, ILLINOIS 60631 |
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| HILL, STEADMAN & SIMPSON P.C. |
| MICHAEL R. HULL |
| 85TH FLOOR SEARS TOWER |
| 233 S. WACKER DRIVE |
| CHICAGO, IL 60606 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 1700 SOUTH MOUNT PROSPECT ROAD |
| DE PLAINES, ILLINOIS 60018 |
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| MARK E. FEJER |
| GAS TECHNOLOGY INSTITUTE |
| 1700 SOUTH MOUNT PROSPECT ROAD |
| DES PLAINES IL 60018 |
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