Appeal No. 2000-1702
Application No. 08/841,908
reason for one of ordinary skill in the art to modify the Nguyen et al process to use a
plasma TEOS film deposition at temperatures around 400o C..” See Brief, page 12.
We conclude that the sole reason for combining the references of record is found in
appellant’s disclosure. In re Dembiczak, 175 F.3d 994, 999, 50 USPQ2d 1614, 1617
(Fed. Cir. 1999) ("[T]he best defense against the subtle but powerful attraction of a
hindsight-based obviousness analysis is rigorous application of the requirement for a
showing of the teaching or motivation to combine prior art references.").
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