Patent Assignment Abstract of Title
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Total Assignments:
2
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Patent #:
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Issue Dt:
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09/07/1999
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Application #:
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09019677
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Filing Dt:
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02/06/1998
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Inventors:
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DAVID B. DREISINGER, D. RICHARD SHAW
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Title:
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ION EXCHANGE AND REGENERATION PROCESS FOR SEPARATION AND REMOVAL OF IRON (III) IONS FROM AQUEOUS SULFURIC ACID METAL ION-CONTAINING SOLUTIONS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 8205 SOUTH CASS AVENUE |
| DARIEN, ILLINOIS 60561 |
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| WELSH & KATZ, LTD. |
| EDWARD P. GAMSON, ESQ. |
| 120 SOUTH RIVERSIDE PLAZA |
| 22ND FLOOR |
| CHICAGO, IL 60606 |
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Assignment:
2
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CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
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| 8250 SOUTH CASS AVE. |
| DARIEN, ILLINOIS 60559 |
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| WELSH & KATZ, LTD. |
| GERALD T. SHEKLETON, ESQ. |
| 120 SOUTH RIVERSIDE PLAZA |
| 22ND FLOOR |
| CHICAGO, IL 60603-3913 |
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