Patent Assignment Details
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| Reel/Frame: | 005281/0836 | |
| Pages: | 3 |
| | Recorded: | 04/30/1990 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Total properties:
1
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Patent #:
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Issue Dt:
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08/07/1990
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Application #:
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07258740
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Filing Dt:
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10/17/1988
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Title:
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METHOD OF PREPARING ALKALI METAL SALTS OF 2-PYRROLOIDONE-5-CARBOXYLIC ACID
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Assignee
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| WEISSFRAUENSTRASSE 9 |
| 6000 FRANKFURT/MAIN, GERMANY |
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Correspondence name and address
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LAWRENCE A. HYMO
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CUSHMAN, DARBY & CUSHMAN
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ELEVENTH FLOOR
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1615 L STREET, N.W.
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WASHINGTON, DC 20036-5601
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