Appeal No. 1998-2884
Application No. 08/495,960
concurrently on a substrate with fabrication steps added or
eliminated as needed. We further find to be persuasive
Appellants’ contention (Reply Brief, page 2) that the skilled
artisan would find it illogical to include unneeded and
possibly undesirable conductive layers in a trench isolation
structure as presently claimed unless these layers are formed
concurrently during formation of the stack trench capacitor
where such conductive layers are necessary.
Further, while we agree with the Examiner (Answer, page
8) that a drawing illustration of the formation of the stack
trench capacitor and isolation structure on the same substrate
would be beneficial for a complete description of Appellant’s
invention, we do not find the absence of same to be fatal with
regard to a determination of compliance with the written
description portion of the statute. "It is not necessary that
the application describe the claim limitations exactly, . . .
but only so clearly that persons of ordinary skill in the art
will recognize from the
disclosure that appellants invented processes including those
8
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