Patent Assignment Details
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Reel/Frame: | 009189/0545 | |
| Pages: | 2 |
| | Recorded: | 04/27/1998 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
1
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Patent #:
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Issue Dt:
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11/28/2000
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Application #:
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08979444
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Filing Dt:
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11/25/1997
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Title:
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METHOD OF PRODUCING 4-HYDROXY-2-PYRROLIDINONE AND METHOD OF PURIFYING THE SAME
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Assignee
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1 TEPPO-CHO, SAKAI-SHI |
OSAKA 590, JAPAN |
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Correspondence name and address
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FISH & RICHARDSON P.C
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JANIS K. FRASER
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225 FRANKLIN STREET
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BOSTON, MA 02110-2804
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