Ex parte GUHL et al. - Page 3



            Appeal No. 1997-0330                                                       
            Application 08/493,758                                                     




            ' 103 as being obvious over Kirman.                                        

            I. Examiner's rejection.                                                   
                 The rejection of claims 1 and 3 is presented under                    
            alternative grounds of anticipation under '102 and                         
            obviousness under '103.  To reach the merits of each                       
            ground, we will treat them separately.                                     



            Anticipation of Claim 1                                                    
                 Representative claim 1 is directed to an electrolyte                  
            composition comprising three components:                                   
            tin salts;                                                                 
            surfactants; and,                                                          
            additives yielding fluoride ions.                                          
            There is no dispute that each of these three components                    
            are identically taught in Kirman: col. 5, lines 43-45;                     
            col. 5, line 56; and, col. 5, lines 30-42, respectively.                   
            The issue is whether Kirman identically teaches the                        
            remaining limitation in representative claim 1: that the                   
            fluoride ion-yielding additives of the electrolyte                         


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