Ex parte MANDEVILLE et al. - Page 1




               The opinion in support of the decision being entered                   
               today was not written for publication and is not                       
               binding precedent of the Board.                                        
                                                               Paper No. 20           

                      UNITED STATES PATENT AND TRADEMARK OFFICE                       
                                  ________________                                    
                         BEFORE THE BOARD OF PATENT APPEALS                           
                                 AND INTERFERENCES                                    
                                  ________________                                    
                  Ex parte W. HARRY MANDEVILLE, LARRY K. TRUESDALE                    
                                 and HOWARD TENNENT                                   
                                  ________________                                    
                                Appeal No. 1998-1668                                  
                             Application No. 08/469,670                               
                                  ________________                                    
                                      ON BRIEF                                        
                                  ________________                                    
          Before KIMLIN, JEFFREY T. SMITH and PAWLIKOWSKI,                            
          Administrative Patent Judges.                                               
          KIMLIN, Administrative Patent Judge.                                        


                                 DECISION ON APPEAL                                   
               This is an appeal from the final rejection of claims 26-               
          57, all the claims remaining in the present application.                    
          Claim 26 is illustrative:                                                   
               26.  A continuous method for the production of carbon                  
          fibrils in a fluid reaction zone comprising the steps of:                   
               (a)  introducing a suitable gaseous fibril precursor into              
          a lower part of a vertical fluid bed reactor;                               


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