Ex parte CHANG et al. - Page 29




          Appeal No. 1998-0096                                                        
          Application No. 08/518,182                                                  


          the art would not have substituted Tsukagoshi’s aluminum layer              
          9 of very fine particles 8 for Fujimoto’s bump conductive                   
          layer 25.                                                                   
               Accordingly, we do not sustain the obviousness rejection               
          of claim 25 based on the combination of Fujimoto and                        
          Tsukagoshi, or in the alternative based on the combination of               
          Fujimoto, Saito (JP4-6841) and Tsukagoshi.                                  
             The 35 U.S.C. § 103(a) Rejection of Claims 8, 13, 26 and 29              
                The 35 U.S.C. § 103(a) Rejection of Claim 8 Based on                  
                  the Combination of Fujimoto and Saito (JP4-6841)                    
               In interpreting claim 8, it is our view that the                       
          composite bumps must be provided on the substrate pads before               
          the step of bringing together the substrate and the integrated              
          circuit element.  We agree with the appellants’ argument that               
          the "composite bumps are formed on the substrate before the                 
          bond is formed and not the integrated circuit element, as in                
          Fujimoto and Saito (JP 4-6841)" (Brief, page 18).  The                      
          differences between the device resulting from the applied                   
          prior art and the claimed invention still exist.  As such, the              
          examiner has failed to establish a prima facie case of                      
          obviousness.                                                                
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