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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
09/05/1989
Application #:
07175500
Filing Dt:
04/13/1988
Inventors:
OKAN M. EKINER, RICHARD A. HAYES, PHILIP MANOS
Title:
REACTIVE POSTTREATMENT FOR GAS SEPARATION MEMBRANES
Assignment: 1
Reel/Frame:
004901/0801Recorded: 06/22/1988Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
04/11/1988
Exec Dt:
04/11/1988
Exec Dt:
04/11/1988
Assignee:
WILMINGTON, DELAWARE
Correspondent:
FRANK C. HILBERG
PATENT DIVISION
LEGAL DEPT.
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 2
Reel/Frame:
007205/0741Recorded: 11/21/1994Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/16/1994
Assignee:
75, QUAI D'ORSAY
75321 PARIS CEDEX 07, FRANCE
Correspondent:
JAMES A. FORSTNER
E.I. DU PONT DE NEMOURS COMPANY
LEGAL - PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898

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