Ex Parte KARASAWA 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                                for publication and is not binding precedent of the Board.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. 22               
                           UNITED STATES PATENT AND TRADEMARK OFFICE                                          
                                               ____________                                                   
                                BEFORE THE BOARD OF PATENT APPEALS                                            
                                           AND INTERFERENCES                                                  
                                               ____________                                                   
                            Ex parte DAI KARASAWA and KATSAMI FUKASAWA                                        
                                               ____________                                                   
                                            Appeal No. 2002-0876                                              
                                         Application No. 09/267,140                                           
                                               ____________                                                   
                                            HEARD: 6 March 2003                                               
                                               ____________                                                   
            Before THOMAS, KRASS, and SMITH, Administrative Patent Judges.                                    
            JERRY SMITH, Administrative Patent Judge.                                                         
                                           DECISION ON APPEAL                                                 
                   This is a decision on the appeal under 35 U.S.C. § 134 from the examiner’s                 
            rejection of claims 1 and 2, which constitute all the claims in the application.                  
                   The disclosed invention pertains to a power converter having particular                    
            connections to each of a DC positive bus portion and a DC negative bus portion that               
            are connected to corresponding terminals of a DC power source.                                    
                   Representative claim 1 is reproduced as follows:                                           


                   1.  A power converter, comprising:                                                         








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