Appeal No. 1997-3135
Application 08/208,497
Claim 9, which is illustrative of the subject matter on appeal, reads as follows:
9. A method for treating glaucoma which comprises administering an effective
amount of a therapeutic agent for glaucoma comprising, as active ingredient, a compound
of the following formula (I) or its salt:
1
wherein R represents one or more groups selected from the group consisting of a
hydrogen atom, lower alkyl groups, halogen atoms, a nitro group, a hydroxyl group, lower
alkoxy groups, lower alkanoyloxy groups, an amino group, lower alkylamino groups and
2
lower alkoxycarbonyl groups, R represents a hydrogen atom, a lower alkyl group or a
3
cycloalkyl group having 3 to 6 carbon atoms, R represents one or more groups selected
from the group consisting of a hydrogen atom, lower alkyl groups, a hydroxyl group, lower
alkoxy groups, halogen atoms, a nitro group, lower alkylenedioxy groups, lower alkanoyl
groups, lower alkanoyloxy groups, an amino group, lower alkylamino groups, lower
4
alkanoylamino groups and lower alkoxycarbonyloxy groups, or a group of -(CH ) -, R
2 n
represents a hydrogen atom or a lower alkyl group, A and B may be the same or different
from each other and each represent a lower alkylene group having 1 to 6 carbon atoms,
and n represents 3 or 4, and pharmaceutically acceptable diluent and/or carrier to a patient
suffering from glaucoma.
The prior art references relied on by the examiner are:
2+
Fujita et al. (Fujita), “Synthesis and Ca Antagonistic Activity of 2-[2-[(Aminoalkyl)oxy]-5-
methoxyphenyl]-3,4-dihydro-4-methyl-3-oxo-2H-1,4-benzothiazines,” J. Med. Chem., Vol.
33, pp. 1898-1905 (1990)
2
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