Patent Assignment Details
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| Reel/Frame: | 008903/0959 | |
| Pages: | 3 |
| | Recorded: | 01/15/1998 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
1
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Patent #:
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Issue Dt:
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04/28/1998
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Application #:
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08382612
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Filing Dt:
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02/02/1995
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Title:
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METHOD FOR CONTINUOUS REFRACTORYLESS CALCINING OF GYPSUM
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Assignee
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| 125 S. FRANKLIN STREET |
| CHICAGO, ILLINOIS 60606 |
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Correspondence name and address
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USG CORPORATION
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JOHN M. LORENZEN
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700 NORTH HIGHWAY 45
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LIBERTYVILLE, IL 60048
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