Appeal No. 2001-0008
Application 09/298,572
6, which are all of the claims pending in the application.
Claim 4 is cancelled.
Claim 1 is illustrative of the subject matter on
appeal and is reproduced below:
1. An improved powder coating composition suitable
for use in automotive lacquer, which is free of carboxyl-
functional polyesters, comprising a binder consisting of one
or more than one poly(meth)acrylic resin having free carboxyl
groups and, as hardener for the poly(meth)acrylic resin, one
or more than one epoxy resin having a molecular weight of up
to 1500, wherein the epoxy resin is a cycloaliphatic
polyglycidyl polycarboxylate or mixtures thereof, the
cycloaliphatic polyglycidyl polycarboxylate being selected
from the group consisting of diglycidyl hexahydro- phthalate,
diglycidyl hexahydroterephthalate, triglycidyl 1,2,4-
cyclohexanetricarboxylate and triglycidyl 1,3,5-
cyclohexanetri- carboxylate, wherein the coating
composition flows and cures at temperatures in the range of
about 100EC to about 150EC to a smooth form.
The references relied upon by the examiner are:
Mizumura et al. (Mizumura) 4,255,553 Mar. 10,
1981
Cotting et al. (Cotting) 5,294,683 Mar. 15,
1994
Japan Synthetic Chemical
Industry Co., Ltd. 53-140395 Dec. 7,
1978
(Japanese Kokai)
Grounds of Rejection
2
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