Appeal No. 1997-2167
Application 08/137,444
found on the compound 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 8, lines 9 through 12 for acids
useful for preparing the claimed salts.
Appellants' composition claims are so-called "comprising"
claims and, as such, are 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 8, line 13
through page 9, line 27. The compositions do not exclude any
other materials, including materials disclosed but not claimed
and materials neither disclosed nor even contemplated.
Appellants' method claims are directed to two separate
embodiments: one where memory dysfunction characterized by
decreased cholinergic function is treated by administering the
compounds of claim 1 to a mammal in an amount effective to
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