Ex Parte Esser et al - Page 27


                Appeal 2006-3252                                                                                 
                Application 09/536,728                                                                           

           1    Johnston, 425 U.S. 219, 229 (1976) and Graham v. John Deere Co., 383                             
           2    U.S. 1, 35 (1966).                                                                               
           3                               The prior panel decision                                              
           4           Esser maintains, and the prior panel found, that there would have been                    
           5    no reason to modify the Olson compounds to come up with the now claimed                          
           6    Esser compounds.  Both Esser and the prior panel believe that the mere fact                      
           7    that the now claimed Esser compounds are a "subgenus" of the "genus" of                          
           8    compounds described by Olson does not, by itself, establish obviousness.                         
           9    The panel, but not Esser, cited and relied on In re Baird, 16 F.3d 380, 382                      
          10    (Fed. Cir. 1994).   According to the panel, (1) one must first select the                        
          11    compound of Olson Example 14 and then (2) pick and choose from the                               
          12    possible R groups listed in col. 3 of Olson to come up with Esser's claimed                      
          13    compounds.  Consistent with KSR principles applicable to the obviousness                         
          14    inquiry, we believe a focus on "selecting" and "picking and choosing" is too                     
          15    narrow and represents a "rigid approach" to resolving obviousness which                          
          16    KSR tells us we are to avoid.                                                                    
          17           We need not decide in resolving the rejection based on Olson whether                      
          18    Baird survived KSR.  Even if one can assume arguendo that Baird remains                          
          19    viable, Baird is not applicable here.                                                            
          20           The panel, and presumably Esser, apparently had some difficulty with                      
          21    why one skilled in the art would "first select" the compound of Example 14                       
          22    of Olson.  The proper question is:  Why would a person skilled in the art not                    
          23    select any of the options offered up by Olson?  Olson describes in Example                       
          24    14 a compound useful for Olson's purpose and therefore one skilled in the                        
          25    art is free to "select" the compound of Example 14 whether it is the "first",                    

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