Appeal No. 1998-2645 Page 6
Application No. 08/815,747
for the reasons set forth in the brief (pp. 7-10) and the
reply brief (pp. 2-6). Clark teaches (column 4, lines 39-62)
discharging a pressurized liquid stream from nozzles 66 toward
an opposing sidewall in flaring streams so as to meet at the
center as depicted in Figure 2. According, Clark does not
teach or suggest projecting a liquid stream with a velocity
causing it to collide with an opposing side wall with
sufficient force to generate negative ions and thereby create
an electrostatically-charged mist. To supply these omissions
in the teachings of Clark, the examiner made determinations
(answer, p. 4) that this difference would have been obvious to
an artisan. However, this determination has not been
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