Patent Assignment Details
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| Reel/Frame: | 005230/0548 | |
| Pages: | 1 |
| | Recorded: | 02/05/1990 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Total properties:
1
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Patent #:
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Issue Dt:
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09/10/1991
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Application #:
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07352324
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Filing Dt:
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05/11/1989
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Title:
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METHOD FOR MANUFACTURE OF LIGHTWEIGHT FROTHED MINERAL WOOL PANEL
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Assignee
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| 101 SOUTH WACKER DR. |
| CHICAGO, ILLINOIS 60606 |
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Correspondence name and address
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ROBERT M. DIDRICK
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USG CORPORATION, 101 S. WACKER DRIVE.
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CHICAGO, IL 60606-4385
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