Patent Assignment Details
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| Reel/Frame: | 006807/0040 | |
| Pages: | 2 |
| | Recorded: | 12/21/1993 | | |
| 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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01/31/1995
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Application #:
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08088740
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Filing Dt:
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07/08/1993
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Title:
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PREPARATION OF 1,4-DIAMINOANTHRAQUINONE-2,3-DISULFONIC ACID AND 1,4-DIAMINOANTHRAQUINONE-2,3-DINITRILE
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Assignee
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| 6700 LUDWIGSHAFEN, FEDERAL REPUBLIC OF GERMANY |
| GERMANY |
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Correspondence name and address
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NORMAN F. OBLON
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OBLON, SPIVAK, MCCLELLAND, MAIER ET AL.
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4TH FLR., 1755 JEFFERSON DAVIS HWY.
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ARLINGTON, VA 22202
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