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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
06/28/1994
Application #:
08051720
Filing Dt:
04/22/1993
Inventor:
ALFRED STEINMANN
Title:
PHOTORESIST MATERIAL BASED ON POLYSTRYENES
Assignment: 1
Reel/Frame:
006916/0186Recorded: 03/25/1994Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
03/15/1993
Assignee:
PATENT DEPARTMENT
444 SAW MILL RIVER ROAD
ARDSLEY, NEW YORK 10502
Correspondent:
CIBA-GEIGY CORPORATION
PATENT DEPARTMENT
7 SKYLINE DRIVE
HAWTHORNE, NY 10532
Assignment: 2
Reel/Frame:
007815/0833Recorded: 02/20/1996Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
08/23/1995
Assignee:
P. O. BOX 4500
501 MERRITT 7
NORWALK, CONNECTICUT 06856
Correspondent:
WIGGIN & DANA
WILLIAM A. SIMONS
ONE CENTURY TOWER
NEW HAVEN, CT 06508-1832
Assignment: 3
Reel/Frame:
008495/0994Recorded: 04/18/1997Pages: 6
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/24/1996
Assignee:
P.O. BOX 4500
501 MERRITT 7
NORWALK, CONNECTICUT 06856
Correspondent:
WIGGIN & DANA
WILLIAM A. SIMONS
ONE CENTURY TOWER
NEW HAVEN, CT 06508-1832

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