Ex parte OUYANG et al. - Page 11




          Appeal No. 96-3906                                                          
          Application No. 08/038,588                                                  


          prior art suggests the desirability of the proposed                         
          modification                                                                
          of Austin's method.                                                         
               The Patent and Trademark Office has the burden under                   
          35 U.S.C. § 103 to establish a prima facie case of                          
          obviousness.  It can satisfy this burden only by showing some               
          objective teaching in the prior art or that knowledge                       
          generally available to one of ordinary skill in the art would               
          lead that individual to combine the relevant teachings of the               
          references.  In re Fine, 837 F.2d 1071, 1074, 5 USPQ2d 1596,                
          1598 (Fed. Cir. 1988).  The examiner has not satisfied that                 
          burden here.  On this record, the examiner has not established              
          that there is adequate suggestion or incentive stemming from                
          the prior art which would have led a person having ordinary                 
          skill to combine the references in the manner proposed.                     
          Rather, the examiner has engaged in a hindsight reconstruction              
          of the claimed invention, using appellants' disclosure as a                 
          template and selecting elements from references to fill the                 
          gaps.  In re Gorman, 933 F.2d 982, 987, 18 USPQ2d 1885, 1888                
          (Fed. Cir. 1991).  The rejection under 35 U.S.C. § 103 is                   
          reversed.                                                                   
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