Ex parte CORBIN et al. - Page 17




          Appeal No. 1995-4851                                                        
          Application 08/167,656                                                      


               For the above reasons, we conclude that the examiner has               
          not carried his burden of establishing a prima facie case of                
          obviousness-type double patenting over claims 1-12 of Corbin                
          in view of Manzer.  We therefore reverse the obviousness-type               
          double patenting rejection.                                                 
                                Prior board decision                                  
               When the examiner’s rejection of appellants’ claims under              
          35 U.S.C. § 103 over Manzer in view of Groppelli, and the                   
          provisional rejection of the claims under the judicially                    
          created doctrine of obviousness-type double patenting over the              
          claims of the application which issued as the Corbin patent                 
          previously were before the board (appeal no. 93-0865), the                  
          board apparently                                                            
          relied upon a per se rule that appellants’ claimed process                  
          would have been prima facie obvious to one of ordinary skill                
          in the art through control of reaction variables, provided                  
          that the prior art discloses a catalyst and starting materials              
          which are similar to those used by appellants.  Subsequent to               
          the board’s decision, the Federal Circuit stated in In re                   
          Ochiai, 71 F.3d 1565, 1572, 37 USPQ2d 1127, 1133 (Fed. Cir.                 

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