Ex Parte CHOW 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                                publication and is not binding precedent of the Board.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. 60                        
                                                                                                                       
                              UNITED STATES PATENT AND TRADEMARK OFFICE                                                 
                                                   _____________                                                        
                                   BEFORE THE BOARD OF PATENT APPEALS                                                   
                                               AND INTERFERENCES                                                        
                                                   _____________                                                        
                             Ex parte TAT-SING P. CHOW and VICTOR A. K. TEMPLE                                          
                                                   _____________                                                        
                                                Appeal No. 2000-0733                                                    
                                             Application No. 08/310,041                                                 
                                                  ______________                                                        
                                                      ON BRIEF                                                          
                                                  _______________                                                       
              Before THOMAS, KRASS and BLANKENSHIP,  Administrative Patent Judges.                                      
              KRASS, Administrative Patent Judge.                                                                       

                                               DECISION ON APPEAL                                                       

                     This is a decision on appeal from the final rejection of claims 32-39.  Claims 40                  
              and 41 have been indicated by the examiner as being allowable and are not before us                       
              on appeal.                                                                                                
                     The invention is directed to a method of enhancing the operating characteristics                   
              of field effect transistor (FET), insulated gate bipolar transistor (IGBT) and MOS                        
              controlled thyristor structures.  A body region lies below a source electrode.  It was                    


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