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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06/22/1999
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Application #:
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09093429
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Filing Dt:
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06/08/1998
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Inventor:
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JOSEPH GERSTMANN
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Title:
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FIRETUBE HEAT EXCHANGER WITH CORRUGATED INTERNAL FINS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 8600 WEST BRYN MAWR AVENUE |
| CHICAGO, ILLINOIS 60631 |
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| SPECKMAN PAULEY PETERSEN & FEJER |
| MARK E. FEJER |
| 2800 WEST HIGGINS ROAD, SUITE 365 |
| HOFFMAN ESTATES, IL 60195 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 176 WALTHAM STREET |
| WATERTOWN, MASSACHUSETTS 02172 |
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| SPECKMAN PAULEY PETERSEN & FEJER |
| MARK E. FEJER |
| 2800 WEST HIGGINS ROAD, SUITE 365 |
| HOFFMAN ESTATES, IL 60195 |
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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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