Ex Parte Ernst et al - Page 5

                Appeal 2006-2115                                                                             
                Application 09/862,077                                                                       

                      Appellants submit that one of ordinary skill in this art would not have                
                found in Lowe and Franzen any teaching or suggestion to combine the same                     
                leading to the addition of a Tyrophagus putrescentiae growth inhibiting                      
                amount of CLA to a tallow coated pet food product as claimed without                         
                hindsight (Br. 12; Reply Br. 2).  Appellants do not dispute that Lowe teaches                
                a method which includes the step of adding CLA to pet food compositions,                     
                but point out that Lowe does not disclose either the claimed methods of                      
                manufacture and of use which include the specific step of adding CLA to pet                  
                food compositions for the purpose of inhibiting the growth of Tyrophagus                     
                putrescentiae, or a tallow coated pet food product containing this ingredient                
                for the stated purpose (Br. 12-13; Reply Br. 2-3).                                           
                      Appellants contend that Franzen adds an amino acid palatability                        
                enhancer to dog food, thus teaching away from Lowe which teaches                             
                weight-reducing dietary dog food compositions (Br. 13; Reply Br. 3-4).  In                   
                this respect, Appellants argue that “it is likely that enhancing the taste of dog            
                food . . . would cause an increase in a dog’s appetite” (id.).  Appellants point             
                out that Franzen does not teach adding CLA to the dog food composition                       
                and coating that composition with tallow (Br. 13; Reply Br. 2).                              
                      Thus, Appellants argue that Lowe and Franzen “are directed toward                      
                diverse products having different objectives” such that Franzen teaches away                 
                from Lowe, and therefore, would not have been combined by one of                             
                ordinary skill in the art to arrive at the claimed invention (Br. 13; Reply Br.              
                2-4).                                                                                        
                                                                                                            
                2  A discussion of Wheeler is unnecessary to our decision.  See In re Jones,                 
                958 F.2d 347, 349, 21 USPQ2d 1941, 1942 (Fed. Cir. 1992); In re Kronig,                      

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