Ex Parte Knudson et al - Page 4

                Appeal 2006-3401                                                                                 
                Application 10/938,255                                                                           
                practicing this claimed method without a housing.  In contrast, the appealed                     
                claims define a generic method which may or may not include use of a                             
                housing.                                                                                         
                       Under these circumstances, the pivotal issue of this appeal is whether                    
                the Appellants' disclosure of a single embodiment which includes use of a                        
                housing would enable a person with ordinary skill in this art to practice,                       
                without undue experimentation, a snoring treatment method which does not                         
                include use of a housing as encompassed by the generic claims before us.                         
                       There is reasonable doubt that Appellants' disclosure provides                            
                enablement for a method which does not include use of a housing.  As                             
                described in the Specification (and defined by allowed claim 3), a housing                       
                (or bladder) defines an interior space within which the polymer and                              
                stiffening agent are injected and allowed to freely commingle so as to react                     
                with one another to thereby achieve the desired alteration of flexibility.  In                   
                contrast, without a housing and its interior space, the polymer and stiffening                   
                agent are not free to commingle and react with one another.  As correctly                        
                indicated by the Examiner, interstitial matter such as fluids in the palate                      
                might well prevent the polymer and stiffening agent from commingling and                         
                reacting with one another and thereby prevent achievement of the desired                         
                flexibility alteration (Answer 5-6).                                                             
                       These considerations persuade us that the Examiner's enablement                           
                doubts are based on reasonable technical rationale.  Only by undue                               
                experimentation would an artisan be able to determine whether it is possible                     
                to practice the claimed snoring treatment method without a housing and, if                       
                possible, the conditions and parameters which would enable practice of such                      
                a method.  Because the generic claims on appeal encompass this method,                           

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