Appeal No. 2003-1991 4
Application No. 09/412,258
present evidence rebutting the prima facie case of obviousness established by the examiner.
In doing so, “it falls upon the applicant to at least establish: (1) that there actually is a
difference between the results obtained through the claimed invention and those of the
prior art, In re Klosak, 455 F.2d 1077, 59 CCPA 862 (1972); and (2)
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