Ex parte MARFAT et al. - Page 10




                 Appeal No. 95-1618                                                                                                                     
                 Application 08/033,456                                                                                                                 


                          mere allegations that are unsupported by facts or evidence.  Saying so does not make                                          
                          it so!  There does not appear to be a single instance in the specification teaching one                                       
                          of ordinary skill how to use any single specific compound or how to treat or prevent                                          
                          any one of the plurality of alleged deceases [sic, diseases].  It is not the purpose of the                                   
                          disclosure to simply direct one of ordinary skill to the area of research where the                                           
                          invention may be found or indicate what would be obvious to try.  The purpose of the                                          
                          disclosure is to set forth the invention in such clear and precise terms so as to teach                                       
                          the skilled artisan how to make and use the invention without having to resort to                                             
                          undue experimentation.                                                                                                        
                                                                      *     *     *                                                                     
                          Appellants proffer that by an assay procedure the ability of the compounds of formula                                         
                          I to inhibit interleukin-1 biosynthesis may be determined.  Appellants’ specification                                         
                          points to a broad area of subject matter wherein it might be obvious to try to find the                                       
                          invention.  It would require more than reasonable and routine experimentation to                                              
                          make all the compounds encompassed by the claimed invention and then ferret out the                                           
                          practical embodiments and reduce them to practice.                                                                            
                                                                                                                                                       
                                                                      *    *     *                                                                      
                          There is no evidence presented which clearly and reproducibly illustrates that there                                          
                          is any utility for the claimed invention.  There is no suggestion that any of the                                             
                          disclosed utilities are attainable.  Applicants’ claimed utility is generic in nature and                                     
                          relates to [a] method of treatment by inhibiting a metabolic pathway.  In order to                                            
                          satisfy the requirement of utility, there must be disclosed [an] ultimate use and a                                           
                          linkage between a claimed metabolic pathway and each disease and/or diseases                                                  
                          disclosed in the specification.                                                                                               
                          After consideration of appellants* arguments and the examiner*s position, we do not find the                                  
                 examiner’s rejection to be sustainable.  Applicants' statements of utility are not mere allegations, but                               
                 must be taken by the examiner as being true unless the examiner can present evidence and/or scientific                                 
                 reasoning to cast reasonable doubt as to the utility of the compounds being asserted by applicants.                                    
                 In the case before us, the examiner has not presented any factual showing or a detailed analysis of the                                

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