Appeal No. 1997-2182
Application 08/137,443
depicted by formula (II) in claim 1 and also includes the
"pharmaceutically acceptable addition salts" thereof. The
terminology "pharmaceutically acceptable addition salts" is
conventional language used to describe well-known groups of
compounds (salts) prepared from various acids and the claimed
compounds. The salts are usually prepared for purposes of
solubility and bioavailability. See appellants' disclosure at
page 7, lines 22 through 25 for acids useful for preparing the
claimed salts.
Appellants' composition claim is a so-called "comprising"
claim and, as such, is directed to compositions including the
recited carrier and an acetylcholinesterase inhibiting amount
of the compounds defined by claim 1. The compositions are
open to the inclusion of compounds such as those described by
appellants in their specification at page 7, line 26 through
page 9, line 10. The compositions do not exclude any other
materials, including materials disclosed but not claimed and
materials neither disclosed nor even contemplated.
Appellants' method claim is directed to treating memory
dysfunction characterized by decreased cholinergic function by
administering the compounds of claim 1 to a mammal in an
amount effective to inhibit AchE. Thus, the claimed method is
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