Appeal No. 2000-1075
Application 08/838,910
and that using Agarwal’s heating element materials as Ker’s
heater element base material is within the skill of the art is
not sufficient for establishing a prima facie case of
obviousness. The examiner must provide evidence or reasoning
which shows that the references themselves would have led one of
ordinary skill in the art to combine their teachings so as to
arrive at the claimed invention, see Rinehart, 531 F.2d at 1051,
189 USPQ at 147, and the examiner has not done so. Consequently,
we reverse the rejection of claim 36.
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