Patent Assignment Details
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Reel/Frame: | 005065/0217 | |
| Pages: | 1 |
| | Recorded: | 04/20/1989 | | |
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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01/08/1991
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Application #:
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07311513
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Filing Dt:
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02/16/1989
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Title:
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LABELED CRYOPRESERVED CELLS FOR USE AS TARGETS IN CYTOTOXICITY ASSAYS
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Correspondence name and address
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DON M. KERR
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PATENT DIVISION
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LEGAL DEPARTMENT
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E.I. DU PONT DE NEMOURS & CO.
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WILMINGTON, DE 19898
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