Ex parte BREKAU et al. - Page 4




          Appeal No. 95-2237                                                          
          Application 08/067,308                                                      


          first stage contains the starting medium.                                   
               Appealed claim 1 stands rejected under 35 USC § 103 as                 
          being unpatentable over Weldes in view of Leutner.                          
               Upon careful consideration of the opposing arguments pre-              
          sented on appeal, we agree with appellants that the prior art               


          applied by the examiner fails to establish a prima facia case               
          of obviousness for the claimed subject matter.  Accordingly,                
          we will not sustain the examiner's rejection.                               
               Appellants submit on page 3 of the brief that although                 
          Weldes refers to the disclosed process as a "continuous" one,               
          the reference does not actually describe a true continuous                  
          process, i.e. one that achieves steady-state conditions.                    
          According to appellants, the examples and claim 4 of Weldes                 
          illustrate that the reference employs a batch process rather                
          than a continuous process.  The examiner, on the other hand,                
          rather than offer a critical refutation of appellants'                      
          analysis of the Weldes process, simply adheres to Weldes' use               
          of the term "continuous".  Accordingly, at issue left for our               
          resolution is whether the combined teachings of Weldes and                  
          Leutner establish the obviousness of a continuous process of                
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