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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10/09/1990
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Application #:
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06821409
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Filing Dt:
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01/22/1986
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Inventors:
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DIETER ZIMMERLING, JOHANNES E. SCHMIDT, ROLF SEUBERT, KARL FISCHER, FRIEDRICH SAUER
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Title:
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OBTAINING VERY PURE MALEIC ANHYDRIDE FROM CRUDE MALEIC ANHYDRIDE
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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RHEINLAND-PFALZ, |
6700 LUDWIGSHAFEN, GERMANY |
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JOHN H. SHURTLEFF |
140 S. DEARBORN ST. |
SUITE 411 |
CHICAGO, IL 60603 |
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