Ex parte PEGOURET et al. - Page 4




          Appeal No. 1996-2256                                                        
          Application No. 08/104,866                                                  


          Hartlein’s disclosure of using silanes to improve the bond of               
          glass-to-resin would have suggested using silanes to improve                
          the bond of glass-to-glass in Deneka’s process.  In re                      
          O’Farrell, 853 F.2d 894, 903, 7 USPQ2d 1673, 1680-1681 (Fed.                
          Cir. 1988).                                                                 
               In short, the fact that Deneka and Hartlein are                        
          respectively directed to differing materials militates against              
          the examiner’s conclusion that the latter would have suggested              
          modifying the former in the manner proposed with a reasonable               
          expectation of success.  For this reason, it is our ultimate                
          determination that the examiner has failed to carry his burden              
          of establishing a prima facie case of obviousness on the record             
          before us.  As a consequence, we cannot sustain the examiner’s              
          § 103 rejection of the appealed claims as being unpatentable                
          over Deneka in view of Hartlein and Bilkadi.                                
               The decision of the examiner is reversed.                              


                                      REVERSED                                        




                         JOHN D. SMITH                 )                              
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