Patent Assignment Details
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| Reel/Frame: | 004600/0170 | |
| Pages: | 2 |
| | Recorded: | 09/02/1986 | | |
| 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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02/14/1989
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Application #:
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06862749
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Filing Dt:
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05/13/1986
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Title:
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CATION-EXCHANGE SUPPORT MATERIALS AND METHOD
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Assignee
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| WEST LAYFAYETTE, INDIANA 47907 |
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Correspondence name and address
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STACEY L. CHANNING
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W. R. GRACE & CO., PATENT DEPT.
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55 HAYDEN AVENUE
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LEXINGTON, MA 02173
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