Ex Parte CHESTER et al - Page 8


         Appeal No. 2002-2057                                                       
         Application No. 09/351,147                                                 

         ordinary skill in the art to use the ZSM-5 of EP ‘736 in Drake,            
         thus arriving at a process encompassed by at least appealed                
         claim 1.  If a prima facie case of obviousness exists, the                 
         examiner should reevaluate all of the appellants’ relied upon              
         arguments and evidence to determine whether the prima facie case           
         has been adequately rebutted.                                              
              At oral hearing, the appellants’ counsel referred to the              
         experimental data summarized on pages 18 and 19 as evidence of             
         nonobviousness.  The examiner should determine whether this                
         evidence is sufficient to overcome any prima facie case.  For              
         example, we note that appealed claim 1 reads on a wide variety             
         of zeolites, phosphorus-containing compounds, and substantially            
         inert matrix materials in virtually any relative amounts.  By              
         contrast, the relied upon evidence does not appear to be                   
         commensurate in scope with the degree of patent protection                 
         desired.1  Also, the relied upon evidence does not appear to show          


                                                                                   
              1  See, e.g., In re Kulling, 897 F.2d 1147, 1149, 14 USPQ2d           
         1056, 1058 (Fed. Cir. 1990)(“‘[O]bjective evidence of                      
         nonobviousness must be commensurate in scope with the                      
         claims.’”)(quoting In re Lindner, 457 F.2d 506, 508, 173 USPQ              
         356, 358 (CCPA 1972)); In re Dill, 604 F.2d 1356, 1361, 202 USPQ           
         805, 808 (CCPA 1979)(“The evidence presented to rebut a prima              
         facie case of obviousness must be commensurate in scope with the           
         claims to which it pertains.”).                                            

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