Ex parte HOFMANN - Page 3




          Appeal No. 1999-2539                                       Page 3           
          Application No. 08/328,895                                                  


                                     BACKGROUND                                       
               The appellant's invention relates to the treatment of                  
          ailments in humans and other mammals, and more particularly,                
          to an apparatus and method for in vivo delivering of                        
          pharmaceutical compounds and genes into live cells of a                     
          patient (specification, p. 1).  A copy of the claims under                  
          appeal is set forth in the appendix to the appellant's brief.               


               The prior art references of record relied upon by the                  
          examiner in rejecting the appealed claims are:                              
          Marshall, III            4,906,576                     Mar.  6,             
          1990                                                                        
          Chang                    4,970,154                     Nov. 13,             
          1990                                                                        
          Weaver et al.            5,019,034                     May  28,             
          1991                                                                        
          (Weaver)                                                                    



               Claims 1 to 3 and 5 to 22 stand rejected under 35 U.S.C.               
          § 103 as being unpatentable over Weaver in view of Marshall                 
          and Chang.                                                                  











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