Ex Parte Schroeder et al - Page 10

               Appeal 2006-2400                                                                           
               Application 10/051,814                                                                     

               chloride.  See Brief 7-8.  In support of this position, the Appellants refer to a          
               moistened wipe having aqueous composition containing benzalkonium                          
               chloride, which is said to have “an unacceptable slippery feel, which                      
               rendered them unsuitable for marketing.”  See Reply Brief 1-3, together with               
               Pregozen, column 7, lines 11-45.                                                           
                     We are not persuaded by this argument.  Although Pregozen considers                  
               that the level of slippery feel of the resulting moistened wipe containing                 
               benzalkonium chloride may not be suitable for marketing, it does not                       
               indicate that the resulting moistened wipe containing benzalkonium chloride                
               is not useful for “cleaning and delivering a cationic biocide to animate or                
               inonius surfaces . . . .”  Since a marketing trend tends to change with time               
               and the moistened wipe having benzalkonium chloride is still effective for                 
               the Appellants’ purpose, we are of the view that one of ordinary skill in the              
               art would have been led to employ, inter alia, benzalkonium chloride as a                  
               cationic biocide in the moistened wipe taught by Pregozen.  In re Boe, 355                 
               F.2d 961, 965, 148 USPQ 507, 510 (CCPA 1966)(All of the disclosures in a                   
               reference, including non-preferred embodiments, “must be evaluated for                     
               what they fairly teach one of ordinary skill in the art.”).  There simply is               
               nothing in Pregozen to suggest that “the line of development flowing from                  
               [its] disclosure is unlikely to be productive of the result sought by the                  
               applicant.”  In re Gurley, 27 F.3d 551, 553, 31 USPQ2d 1130, 1131 (Fed.                    
               Cir. 1994).                                                                                
                     As to separately rejected claims 31 through 33, the Appellants state                 
               that:                                                                                      
                            Claims 31-33 have been rejected over three and four-way                       
                     combinations of still other tangentially related art; however,                       

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