Patent Assignment Details
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Reel/Frame: | 003804/0362 | |
| Pages: | 2 |
| | Recorded: | 10/06/1980 | | |
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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01/26/1982
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Application #:
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06185611
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Filing Dt:
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09/09/1980
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Title:
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METHOD OF SILICON PURIFICATION
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Assignee
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A CORP. OF PA |
PITTSBURGH, PENNSYLVANIA |
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Correspondence name and address
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ANDREW ALEXANDER
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ALUMINUM CO. OF AMERICA
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ALCOA CENTER, PA 15069
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