Patent Assignment Details
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Reel/Frame: | 005305/0416 | |
| Pages: | 2 |
| | Recorded: | 05/23/1990 | | |
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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08/21/1990
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Application #:
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07429143
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Filing Dt:
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10/30/1989
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Title:
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PREPARATION OF 1-NITROANTHRAQUINONE-2-CARBOXYLIC ACID
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Assignee
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LUDWIGSHAFEN, GERMANY 6700 |
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Correspondence name and address
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JOHN H. SHURTLEFF
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140 S. DEARBORN ST. STE. 411
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CHICAGO, IL 60603
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