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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
03/19/1991
Application #:
07366005
Filing Dt:
06/14/1989
Inventors:
EDGAR S. SANDERS JR., DANA C. OVERMAN III
Title:
PROCESS FOR SEPARATING HYDROGEN FROM GAS MIXTURES USING A SEMI-PERMEABLE MEMBRANE CONSISTING PREDOMINANTLY OF POLYCARBONATES DERIVED FROM TETRAHALOBISPHENOLS
Assignment: 1
Reel/Frame:
005548/0491Recorded: 12/31/1990Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
06/13/1989
Exec Dt:
06/13/1989
Assignee:
2030 DOW CENTER, ABBOTT ROAD
MIDLAND, MICHIGAN 48640
Correspondent:
RICHARD G. WATERMAN
THE DOW CHEMICAL COMPANY
P.O. BOX 1967
MIDLAND, MI 48641-1967
Assignment: 2
Reel/Frame:
009670/0793Recorded: 12/28/1998Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/18/1996
Assignee:
P.O. BOX 3039
3 GREAT VELLEY PARKWAY
MALVERN, PENNSYLVANIA 19355
Correspondent:
WILLIAM H. EILBERG
820 HOMESTEAD ROAD, P.O. BOX 7
JENKINTOWN, PA 19046
Assignment: 3
Reel/Frame:
011911/0130Recorded: 06/25/2001Pages: 12
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
04/30/2001
Assignee:
9 THOMAS MOORE STREET
LONDON E1 9YT, GREAT BRITAIN
Correspondent:
CLIFFORD CHANCE ROGERS & WELLS LLP
ERICA L. HALL
200 PARK AVENUE
NEW YORK, NEW YORK 10166

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