Appeal No. 94-4307
Application 07/919,267
The claims on appeal are directed to a method of preventing
a decrease in the sweetness of a solution containing thaumatin
and a substance which decreases the sweetness of thaumatin by
adding chitosan, hydrolyzed chitosan or mixtures thereof. Claim
1, the only independent claim in the application, is illustrative
of the claimed subject matter:
1. A method of preventing a decrease in
sweetness of thaumatin, comprising adding at least one
member selected from the group consisting of chitosan,
hydrolyzed chitosan, and mixtures thereof to an aqueous
solution containing thaumatin and a substance which
decreases the sweetness of thaumatin, in an amount
effective to prevent decrease in sweetness of
thaumatin.
The Prior Art and Rejections
According to the examiner, the following prior art
references are relied upon to support the rejections of the
claims:
Dialog Data Base, File 351 (Derwent World Patent Index),
Dialog Acc. No. 008363662, Abstracting Japanese Laid Open
Application 2-174649.
English translation of Japanese Laid Open Application
2-174649.
2
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