Appeal No. 96-0153
Application No. 08/014,407
features involving "predetermined" values. The examiner's
opposing view is premised upon his previously discussed
unacceptable position that "these values encompass any value .
. . [including] the value of 0" (answer, page 6).
Under these circumstances, the section 103 rejection of
claims 1 through 6 as being unpatentable over the admitted
prior art in view of Brand likewise cannot be sustained.
The new rejection pursuant to § 1.196(b)
The last 6 lines of independent claim 1 define a
limitation wherein the pulsed addition of NH is interrupted
3
after a predetermined number of cycles until the amount of NH3
stored in the catalyst has completely reacted. This
independent claim limitation is described on lines 5 through
24 on specification page 5 and is referred to as a "discharge
phase" which compensates for differences between calculated
and actual loading of the catalyst with NH . In contrast,
3
claim 5, which depends from claim 1, defines a limitation
wherein the claim 1 interruption in NH "does not continue
3
until the NH stored in the catalyst has completely reacted"
3
but instead "the addition of NH is resumed when the NO3 x
concentration downstream of the catalyst exceeds a
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