Patent Assignment Abstract of Title
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Total Assignments:
1
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Patent #:
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Issue Dt:
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05/07/1991
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Application #:
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07389514
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Filing Dt:
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08/04/1989
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Inventor:
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DAVID G. IZARD
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Title:
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METHOD OF MAKING A LOW DENSITY FROTHED MINERAL WOOL
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 101 SOUTH WACKER DRIVE |
| A DE CORP. |
| CHICAGO, ILLINOIS 60606 |
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| ROBERT M. DIDRICK |
| DEPT. #157 |
| USG CORPORATION |
| 101 SOUTH WACKER DRIVE |
| CHICAGO, IL 60606-4385 |
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