Appeal No. 95-4089
Application 08/090,073
40. The Cook compositions contain (col. 3,
lines 40-52; emphasis added):
a. 0.5 to 4% by weight of a nonionic
surfactant;
b. at least 0.1% by weight of a disinfectant
compound;
c. 3 to 7% by weight of an organic acid
selected from the group consisting of a
lower aliphatic monocarboxylic acid,
dicarboxylic acid and mixtures thereof; and
d. optionally, 0 to 2% of an acid stable
cationic or anionic soil releasing agent.
41. The nonionic surfactants include those made from
C -C alcohols ethoxylated with 6 ethoxyethylene radicals
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(col. 5, line 30).
42. According to Cook (col. 6, lines 27-53)
(discussion with respect to the number of carbon atoms and
emphasis added):
The liquid cleaner of the present invention cleans
soap scum soil and removes mineral deposits through the
action of both the nonionic surfactant system and,
additionally, at least one organic acid selected from the
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