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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
08/31/1993
Application #:
07807348
Filing Dt:
12/16/1991
Inventors:
JIN-O CHOI, JOHN A. TYRELL
Title:
PHOTOCROSSLINKABLE POLYIMIDE AMMONIUM SALTS
Assignment: 1
Reel/Frame:
005946/0372Recorded: 12/16/1991Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
12/11/1991
Exec Dt:
12/11/1991
Assignee:
NIAGARA FALLS, NEW YORK
Correspondent:
JAMES F. TAO
OCCIDENTAL CHEMCIAL CORPORATION
2801 LONG ROAD
GRAND ISLAND, NY 14072
Assignment: 2
Reel/Frame:
011449/0815Recorded: 01/16/2001Pages: 13
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
10/31/2000
Assignee:
5-8, HIGASHI-SHINAGAWA, 2-CHOME
SHINAGAWA-KU, TOKYO, JAPAN
Correspondent:
BINGHAM DANA LLP
DAVID O JOHNSON
150 FEDERAL STREET
BOSTON, MA 02110

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