Ex Parte DERLETH 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          not written for publication and is not binding precedent of the             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. 26              

                      UNITED STATES PATENT AND TRADEMARK OFFICE                       
                                     __________                                       
                         BEFORE THE BOARD OF PATENT APPEALS                           
                                  AND INTERFERENCES                                   
                                     __________                                       
                         Ex parte HELMUT DERLETH, DENIZ ADEM                          
                                AND MICHEL STREBELLE                                  
                                     __________                                       
                                Appeal No. 1999-0663                                  
                               Application 08/624,047                                 
                                     ___________                                      
                                HEARD: July 10, 2002                                  
                                     ___________                                      
          Before KIMLIN, OWENS and JEFFREY SMITH, Administrative Patent               
          Judges.                                                                     
          OWENS, Administrative Patent Judge.                                         

                                 DECISION ON APPEAL                                   
               This appeal is from the final rejection of claims 11, 14,              
          16-24, 26 and 27, and refusal to allow claim 25 as amended after            
          final rejection.  Claims 1, 2, 4-10, 12 and 13, which are all of            
          the other claims remaining in the application, have been                    
          indicated allowable by the examiner.                                        
                                    THE INVENTION                                     
               The appellants claim a catalyst composition and a process              
          for using it for oxychlorination of ethylene to                             






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