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Patent Assignment Details
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Reel/Frame:006604/0268   Pages: 2
Recorded: 07/14/1993
Conveyance: 50% INTERSET
Total properties: 1
1
Patent #:
Issue Dt:
10/04/1994
Application #:
08045782
Filing Dt:
04/14/1993
Title:
ALKYL SUBSTITUTED AROMATIC POLYESTER GAS SEPARATION MEMBRANES
Assignor
1
Exec Dt:
07/12/1993
Assignee
1
75, QUAI D'ORSAY
PARIS CEDEX 07, FRANCE 75321
Correspondence name and address
CARY A. LEVITT
E. I. DU PONT DE NEMOURS AND COMPANY
LEGAL - PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898

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