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Patent Assignment Abstract of Title
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Total Assignments: 5
Patent #:
Issue Dt:
06/20/1989
Application #:
07035781
Filing Dt:
04/08/1987
Inventors:
SAMUEL C. WILLIAMS, BENJAMIN BIKSON, ROBERT D. BURCHESKY, JOYCE K. NELSON
Title:
METHOD FOR PREPARING COMPOSITE MEMBRANES FOR ENHANCED GAS SEPERATION
Assignment: 1
Reel/Frame:
004718/0885Recorded: 05/29/1987Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
03/19/1987
Exec Dt:
03/19/1987
Exec Dt:
03/19/1987
Exec Dt:
03/19/1987
Assignee:
Correspondent:
UNION CARBIDE CORPORATION
LAW DEPARTMENT - E 134
39 OLD RIDGEBURY ROAD
DANBURY, CT 06817-0001
Assignment: 2
Reel/Frame:
006335/0809Recorded: 12/03/1992Pages: 32
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
12/30/1988
Assignee:
39 OLD RIDGEBURY ROAD
DANBURY, CONNECTICUT 06817-0001
Correspondent:
MISS JOANN M. JELSA
PRAXAIR, INC.
39 OLD RIDGEBURY ROAD
LAW DEPT. - M1 557
DANBURY, CT 06810-5113
Assignment: 3
Reel/Frame:
005194/0612Recorded: 07/10/1989Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
06/23/1989
Assignee:
207 AUTHORITY DRIVE, 231 INDUSTRIAL PARK,
FITCHBURG,, MASSACHUSETTS 01420
Correspondent:
SCOTT R. FOSTER
P. O. BOX 136
DOVER, MA 02030
Assignment: 4
Reel/Frame:
006459/0523Recorded: 04/08/1993Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
04/07/1993
Assignee:
39 OLD RIDGEBURY ROAD
DANBURY, CONNECTICUT 06810-5113
Correspondent:
JOANN M. JELSA
PRAXAIR, INC.
LAW DEPARTMENT - M1 557
39 OLD RIDGEBURY ROAD
DANBURY, CT 06810-5113
Assignment: 5
Reel/Frame:
015612/0963Recorded: 01/24/2005Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/11/2004
Assignee:
75 QUAI D'ORSAY
PARIS, CEDEX 7, FRANCE 75321
Correspondent:
LINDA K. RUSSELL
2700 POST OAK BLVD.
SUITE 1800
HOUSTON, TX 77056

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