Ex parte KIRKPATRICK - Page 9




          Appeal No. 1997-0440                                                        
          Application No. 08/582,237                                                  
          the first input at 12, and this input operates to keep the                  
          first output (i.e., E ) from experiencing an increase in its                
                               o                                                      
          magnitude, see the limited value E  for E  in Fig. 2.  The2      o                                  
          Examiner has thus made a prima facie case of anticipation.                  
          Appellant has not offered a specific rebuttal.  Therefore, we               
          sustain the anticipation rejection of claim 1, and its grouped              
          claims 2 and 5 to 7 over Beaudette.                                         
               Claims 1, 2, and 5 to 7 under 35 U.S.C. § 102 over                     
          Veranth                                                                     
               We again take claim 1 as the representative of the group.              
          The Examiner has presented [answer, page 4] the manner how he               
          designates the various components of the circuit as the                     
          various claimed elements.  For example, he identifies the                   
          second amplifier as comprising “15, R4, 23 and 24" [id.] and                
          the second output as the signal at the node between 23 and 24               
          (answer, page 11).  Thus, the Examiner asserts that the second              
          output from the second “current sourcing comparator” 15 is in               
          communication with the first input 12 of amplifier 14, and by               
          definition, the first  output (the output of amplifier 14) is               
          clamped (see waveform 27), that is, it is kept from changing,               
          or experiencing an increase.  Thus, we conclude that the                    
          Examiner has established a prima facie case of anticipation.                
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