Ex Parte SEMAL - 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          not written for publication and is not binding precedent of the             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. 14              

                      UNITED STATES PATENT AND TRADEMARK OFFICE                       
                                     __________                                       
                         BEFORE THE BOARD OF PATENT APPEALS                           
                                  AND INTERFERENCES                                   
                                     __________                                       
                                Ex parte PIERRE SEMAL                                 
                                     __________                                       
                                Appeal No. 2000-0550                                  
                                Application 08/706,114                                
                                     ___________                                      
                                      ON BRIEF                                        
                                     ___________                                      

          Before KRASS, FLEMING, and LALL, Administrative Patent Judges.              
          FLEMING, Administrative Patent Judge.                                       

                                 DECISION ON APPEAL                                   
               This is a decision on appeal from the final rejection of               
          claims 1 through 4.                                                         
               The invention relates to a local area network operating in             
          the asynchronous transfer mode (ATM) for transmitting cells.                
          Appellant’s Specification, page 2, lines 21-22.  As shown in                
          Figure 6, the local area network has at least two ring systems              
          with one or two rings.  Specification, page 2, lines 33-34.  Each           
          ring system has a network interface.  Appellant’s Specification,            

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