Ex parte KLASSEN et al. - Page 8




          Appeal No. 1999-1127                                                        
          Application 08/689,164                                                      


               As Saito fails to disclose each and every claimed element              
          expressly or under principles of inherency, we cannot sustain               
          the rejection of claims 1-4 under 35 U.S.C. § 102(b).                       
               In rejecting claims under 35 U.S.C. § 103, the examiner                
          bears the initial burden of presenting a prima facie case of                
          obviousness (see In re Rijckaert, 9 F.3d 1531, 1532, 28 USPQ2d              
          1955, 1956 (Fed. Cir. 1993); In re Oetiker, 977 F.2d 1443,                  
          1446, 24 USPQ2d 1443, 1445 (Fed. Cir. 1992)), which is                      
          established when the teachings of the prior art itself would                
          appear to have suggested the claimed subject matter to one of               
          ordinary skill in the art (see In re Bell, 991 F.2d 781, 783,               
          26 USPQ2d 1529, 1531 (Fed. Cir. 1993)).  It is the burden of                
          the Examiner to establish why one having ordinary skill in the              
          art would have been led to the claimed invention by the                     
          express teachings or suggestions found in the prior art, or by              
          implications contained in such teachings or suggestions.  In                
          re Sernaker, 702 F.2d 989, 995,                                             
          217 USPQ 1, 6 (Fed. Cir. 1983).                                             
               We find that the Examiner has failed to set forth a prima              
          facie case.  The Examiner fails provide to an express teaching              

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