Ex Parte Leng et al - Page 5



          Appeal No. 2005-1098                                                        
          Application No. 10/319,149                                                  

               For the foregoing reasons and those stated in the Brief, we            
          determine that the examiner has failed to meet the burden of                
          establishing that one of ordinary skill in this art would not               
          have been apprised of the scope of the language recited in claim            
          1 on appeal.  Therefore we reverse the examiner’s rejection of              
          claims 1-12 under the second paragraph of section 112.                      
               B.  The Rejections under § 103(a)                                      
               With regard to the rejection over Kao in view of Pernyeszi,            
          the examiner finds that Kao discloses a method of forming a light           
          shield layer on an integrated circuit where light is blocked by             
          an opaque metal layer 22 (Answer, paragraph bridging pages 3-4).            
          The examiner apparently recognizes that Kao fails to disclose or            
          suggest that the photon-blocking layer is below the PMD layer               
          since the examiner applies Pernyeszi to show that a photon                  
          blocking layer “should be applied directly on the IC [integrated            
          circuit]” (Answer, page 4).  From these findings, the examiner              
          concludes that it would have been obvious to modify the Kao                 
          structure to provide the photon blocking layer directly on the IC           
          as shown by Pernyeszi “to provide it in the ideal place” (id.).             
               We determine that the examiner has failed to establish a               
          case of prima facie obviousness for several reasons.  The                   
          examiner finds that Kao discloses the shield is above layers 33             
                                          5                                           




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