Appeal No. 1998-1276
Application No. 08/232,339
(ii) the repeating units represented by one of the
following formulae (III), (IV), and (V):
Formula (III)
wherein R1 represents a
hydrogen atom or a lower alkyl
11 12
group of 1 to 4 carbon atoms, R and R each represent a
hydrogen atom, a substituted or unsubstituted alkyl group of 1
to 8 carbon atoms, or a substituted or unsubstituted aryl
11 12
group of 6 to 14 carbon atoms, or R and R may bond together
to form a ring structure;
Formula (IV)
-3-
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