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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05/10/1983
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Application #:
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06400420
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Filing Dt:
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07/21/1982
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Inventors:
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KOJI NISHIHARA, TAKESHI HASHIMOTO, SHUNSAKU TANAKA, KATSUHIKO SATO
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Title:
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PROCESS FOR PRODUCING 4,4'-DIPHENYLDISULFONIC ACID AND ITS MONOPOTASSIUM SALT
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 4-6, 4-CHOME, WAKAYAMA-SHI |
| WAKAYAMA-KEN, JAPAN |
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| ARMSTRONG, NIKAIDO, |
| MARMELSTEIN & KUBOVCIK |
| STE. 912, 1725 K ST., N. W. |
| WASHINGTON, DC 20006 |
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