Ex parte YIP et al. - Page 5




          Appeal No. 1996-1566                                                        
          Application No. 08/095,369                                                  


               As evidence of obviousness, the examiner relies upon the               
          following references:                                                       
          Murphy                        3,341,486                Sep. 12,             
          1967                                                                        
          Endo                               4,233,428                Nov.            
          11, 1980                                                                    
          Sumida                        4,252,933                Feb. 24,             
          1981                                                                        



                                    THE REJECTION                                     
               Claims 2 and 4 through 24 stand rejected under 35 U.S.C.               
          § 103, as being unpatentable over Endo in view of Sumida taken              
          further with Murphy.                                                        


                                       OPINION                                        
               We have carefully considered all of the arguments                      
          advanced by appellants and the examiner and agree with                      
          appellants that the aforementioned rejections are not well                  
          founded.  Accordingly, we will not sustain the rejections.                  
               “[T]he examiner bears the initial burden, on review of                 
          the prior art or on any other ground, of presenting a prima                 
          facie case of unpatentability.”  See In re Oetiker, 977 F.2d                
          1443, 1445, 24 USPQ2d 1443, 1444 (Fed. Cir. 1992).                          
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