Appeal No. 94-2842
Application 07/882,351
further teaches that combining volatile attractants with
cucurbitacins in pest baits can greatly enhance the distance over
which the baits act. Id. Metcalf does not disclose use of
phenylethanol as the volatile attractant. However, Andersen
(page 696) and Lampman I (page 964, Table 1) both teach that
phenylethanol is effective for attracting southern corn rootworm.
It therefore would have been prima facie obvious to one of
ordinary skill in the art to combine a cucurbitacin and
phenylethanol in a bait for southern corn rootworm.
Appellants argue regarding claim 23 that the references do
not suggest using phenylethanol as an attractant for northern
corn rootworm (page 36). This argument is not well taken because
the invention in claim 23 is the bait itself, not a method for
using it to attract any particular pest.
Claims 8 and 9
Claim 8 recites a bait for northern corn rootworm which
includes a volatile attractant selected from a group of ten
attractants, in combination with a cucurbitacin as a nonvolatile
compulsive feeding stimulant. Claim 9, which depends from claim
8, recites only five of the attractants in claim 8.
The applied references do not disclose any of the volatile
attractants recited in claims 8 and 9. However, both Andersen
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