Patent Assignment Abstract of Title
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Total Assignments:
1
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Patent #:
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Issue Dt:
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08/24/1993
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Application #:
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07960299
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Filing Dt:
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10/13/1992
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Inventors:
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RICHARD R. COOPER, DAVID G. PARKER
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Title:
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PREPARATION OF POLYARYLENE SULFONE FROM BIS(CHLOROARYL) SULFONE, DI- HYDRIC PHENOL AND DIFLUORODIPHENYLSULFONE
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 5-33, KITAHAMA 4-CHOME, CHUO-KU |
| OSAKA 541, JAPAN |
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| CUSHMAN DARBY & CUSHMAN |
| KENDREW H. COLTON |
| 1100 NEW YORK AVENUE, N.W. |
| NINTH FLOOR, EAST TOWER |
| WASHINGTON, D.C. 20005-3918 |
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