Patent Assignment Details
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| Reel/Frame: | 005409/0800 | |
| Pages: | 12 |
| | Recorded: | 08/16/1990 | | |
| 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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12/22/1992
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Application #:
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07567995
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Filing Dt:
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08/16/1990
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Title:
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THERMAL SHOCK AND CREEP RESISTANT MULLITE ARTICLES PREPARED FROM TOPAZ AND PROCESS OF MANUFACTURE
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Correspondence name and address
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STEPHEN B. SHEAR
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ENGELHARD CORPORATION
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CN 40, MENLO PARK, EDISON, NJ 08818
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