Ex parte KUROKAWA et al. - Page 4




                     Appeal No. 1999-2023                                                                                                                                              
                     Application No. 08/556,119                                                                                                                                        

                     Sato et al. (Sato)                                               5,537,662                                            Jul. 16,                                    
                                                                                                                                           1996                                        
                                                                                                (filed May 17,                                                                         
                     1993)                                                                                                                                                             
                     Hayashi                                                          5,611,037                                            Mar. 11,                                    
                                                                                                                                           1997                                        
                                                                                                           (filed Mar. 16, 1995)                                                       
                                Claims 1-24 stand rejected under 35 U.S.C. § 103 as being                                                                                              
                     unpatentable over Sato in view of Steir and Hayashi.                                                                                                              
                                Rather than repeat the arguments of appellants and the                                                                                                 
                     examiner, we make reference to the briefs  and the answer for                           1                                                                         
                     the                                                                                                                                                               
                     respective details thereof.                                                                                                                                       
                                                                                    OPINION                                                                                            
                                We have considered the rejection advanced by the examiner                                                                                              
                     and the supporting arguments.  We have, likewise, reviewed the                                                                                                    
                     appellants’ arguments set forth in the briefs.                                                                                                                    
                                We reverse.                                                                                                                                            
                                As a general proposition, in an appeal involving a                                                                                                     
                     rejection under 35 U.S.C. § 103, an Examiner is under a burden                                                                                                    
                     to make out a prima facie case of obviousness.  If that burden                                                                                                    
                     is met, the burden of going forward then shifts to the                                                                                                            

                                1A reply brief was filed on November 30, 1998 as Paper                                                                                                 
                     No. 17.  The examiner noted its entry, see Paper No. 18.                                                                                                          
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