Ex parte RICOTTI et al. - Page 4




          Appeal No. 1998-0992                                                         
          Application 08/706,978                                                       

                                    The Rejections                                     
               Claims 1-3 and 6-22 stand rejected under 35 U.S.C. §                    
          102(b) as being anticipated by Henry.                                        
               Claims 1-3 and 6-22 stand rejected under 35 U.S.C. § 103                
          as being unpatentable over Kimura and Yu.                                    


                                       Opinion                                         
               We reverse.  A reversal of the examiner’s rejection is                  
          not a pronouncement by this panel that the claims on appeal                  
          are patentable over the prior art.  We focus on and consider                 
          only the positions and rationale as set forth by the examiner                
          and on which the examiner’s rejection of the claims on appeal                
          is based.                                                                    
               Each of the appellants’ independent claims on appeal                    
          requires the summation of a first term and a second term to                  
          produce a temperature stable reference voltage.  The first                   
          component of the sum is recited as a fraction of the base-                   
          emitter voltage of a bipolar transistor.  In that regard,                    
          claims 1, 11 and 15 recite a “constant fraction”; claim 6                    
          recites a “pre-established fraction”; and claim 19 recites a                 
          “divided-down fraction.”  In the context of the appellants’                  

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