Appeal No. 1999-2735 Page 7
Application No. 08/672,440
3, lines 14-16). Olmstead repeats this requirement in
slightly different ways five times in his patent (the
Abstract; column 1, lines 41-51; column 2, lines 7-10; column
3, lines 14-16; and, claim 1). It is our opinion that
Olmstead's requirement that "the recess is surrounded by
carbide and is located entirely within the carbide substrate"
would have precluded an artisan from applying Adia's V-shaped
recess which extends so that it is coincident with the
periphery of the carbide substrate to Olmstead's tool
component, especially since Adia does not teach or suggest any
benefit from extending the V-shaped recess to be coincident
with the periphery of the carbide substrate.
We also note that Adia teaches the V-shape recess (20) to
be in the deepest part of the recess (Fig. 2) whereas claim 1
on appeal recites that the recess portion that is
substantially wedge-shaped in configuration and filled with
abrasive compact is the "outer portion, shallower than the
central portion." For these reasons we do not find any
teaching or suggestion to incorporate Aida's V-shape (or
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