Ex parte AYER et al. - Page 3




          Appeal No. 1996-2784                                                        
          Application No. 08/069,069                                                  


                    dosage form and a controlled-release dosage                       
                    form; and,                                                        





                    (b) administering the antiepileptic drug from                     
                    the dosage form over a therapeutic dose up to                     
                    750 mg over an extended period of time up to 30                   
                    hours to provide the antiepileptic therapy.                       
               The reference relied upon by the examiner is:                          
               Theeuwes et al. (Theeuwes)    3,916,899           Nov. 04,             
          1975                                                                        
               Claims 6 and 7 stand rejected under 35 U.S.C. § 102(b) as              
          anticipated by Theeuwes.  We reverse.                                       
                                     Discussion                                       
               As set forth in RCA Corp. v. Applied Digital Data                      
          Systems, Inc., 730 F.2d 1440, 1444, 221 USPQ 385, 388 (Fed.                 
          Cir. 1984)                                                                  
          "Anticipation is established only when a single prior art                   
          reference discloses, expressly or under principles of                       
          inherency, each and every element of a claimed invention."                  
          (citation omitted).  The active agent required by claims 6 and              
          7 is valproic acid or various derivatives thereof.  The                     
          examiner's statement of the rejection as it appears at page 3               
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