Ex parte CHANG et al. - Page 3




          Appeal 96-0460                                                               
          Application 08/150,303                                                       

               metal, a Group VIB metal and oxygen, with more acidity                  
               than a simple mixture of separately formed Group IVB                    
               metal oxide mixed with a separately formed Group VIB                    
               metal oxide or oxyanion.                                                



                    4.   The examiner has rejected claims 1-22 as being                
          unpatentable under 35 U.S.C. § 103 over Michelson, U.S. Patent               
          3,755,147 (1973).2                                                           
                    5.   In the appeal brief (Paper 16, page 3),                       
          applicants make the following argument:                                      
                    The Group VIB metal on a zirconia carrier of                       
               Michelson cannot possibly read on a Group IVB metal oxide               
               modified with an oxyanion of a Group VIB metal, as                      
               claimed ***.  As pointed out in the *** specification on                
               page 4 ***, the Group IVB metal oxide modified with an                  
               oxyanion of a Group VIB metal is defined as being a                     
               material which has more acidity than a single mixture of                
               separately formed Group IVB metal oxide mixed with a                    
               separately formed Group VIB metal oxide or oxyanion.                    

                    6.   In setting out the rejection under 35 U.S.C.                  
          § 103, the examiner has not told us why the subject matter of                
          the claims, as a whole, would have been obvious taking into                  

             Michelson is prior art under 35 U.S.C. § 102(b).2                                                                        
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