Ex parte GOCKEL et al. - Page 4




          Appeal No. 1997-2915                                                        
          Application No. 08/087,227                                                  

          modification, the prior art must have suggested the                         
          desirability of the modification.  Id.  The Guerra reference                
          contains no suggestion that a textured top layer was even                   
          known in the prior art much less desirable.                                 
               In summary, as reflected by our discussion above, the                  
          section 103 rejections advanced by the examiner on this appeal              
          are impermissibly based upon unsupported generalities rather                
          than facts.  In re Freed, 425 F.2d 785, 787, 165 USPQ 570, 571              
          (CCPA 1970).  It follows that we cannot sustain the examiner’s              
          rejections of the appealed claims as being unpatentable over                
          Guerra or Altman.                                                           
               The decision of the examiner is reversed.                              
                                      REVERSED                                        


                                                                                     
                    Bradley R. Garris               )                                 
               Administrative Patent Judge     )                                      
                    )                                                                 
                                                  )                                   
                                                  )                                   
                         Thomas A. Waltz                 ) BOARD OF                   
          PATENT                                                                      
                         Administrative Patent Judge     )   APPEALS AND              
                                                  )  INTERFERENCES                    
                                                  )                                   
                                                  )                                   
               Peter F. Kratz                     )                                   
                         Administrative Patent Judge     )                            
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