Patent Assignment Details
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Reel/Frame: | 005897/0620 | |
| Pages: | 2 |
| | Recorded: | 11/01/1991 | | |
Conveyance: | ASSIGNMENT OF 1/2 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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12/31/1991
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Application #:
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07620255
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Filing Dt:
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11/30/1990
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Title:
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POLYAMIDE GAS SEPARATION MEMBRANES AND PROCESS OF USING SAME
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Assignee
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75, QUAI D'ORSAY |
75321 PARIS CEDEX 07, FRANCE |
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Correspondence name and address
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CARY LEVITT
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C/O LEGAL DEPT, PATENT DIVISION
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E. I. DU PONT DE NEMOURS & CO.
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WILMINGTON, DE 19898
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