Ex parte AZUMA et al. - Page 18




          Appeal No. 1998-1578                                                        
          Application No. 08/543,827                                                  


          reply brief, pages 10-12.)  However, we are unclear as to how               
          the                                                                         
          evidence is even germane to appealed claims 1 and 14 as they                
          relate to the applied prior art.  As we have discussed above,               
          appealed claims 1 and 14 read on any annealing temperature                  
          below the recited maximum anneal temperature (e.g., 300 to                  
          650EC).                                                                     
               Even assuming that the evidence is germane to appealed                 
          claims 1 and 14, the showing of unexpected results must be                  
          commensurate in scope with the degree of patent protection                  
          sought.  In re Dill, 604 F.2d 1356, 1361, 202 USPQ 805, 808                 
          (CCPA 1979) (“The evidence presented to rebut a prima facie                 
          case of obviousness must be commensurate in scope with the                  
          claims to which it pertains.”).  Here, appealed claim 1 reads               
          on any metal nitride barrier layer.  Further, both appealed                 
          claims 1 and 14 read on a wide range of annealing                           
          temperatures, any first electrode, any dielectric layer, and                
          any second electrode.  It is not clear on this record how the               
          evidence, which appears to be limited to a BST film formed on               
          a Pt/TiN/Ti/D-PS/SiO /Si substrate at a limited number of                   
                              2                                                       


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