Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2007-11-29
2009-02-24
Saeed, Kamal A (Department: 1626)
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
C435S252800, C435S025000
Reexamination Certificate
active
07495106
ABSTRACT:
A novel o-aminophenol-carboxylic AB-monomer with the following chemical structure:for synthesizing new rigid-rod polybenzobisazoles was prepared from the corresponding nitrobenzothiazolecarboxylic acid via an enzymatic process.
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Kannan Ramamurthi
Nadeau Lloyd J.
Spain Jim C.
Tan Loon-Seng
AFMCLO/Jaz
Hersko Bart S.
Rodriguez-Garcia Valerie
Saeed Kamal A
United States of America as represented by the Secretary of the
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