Ex parte TAKEDA 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                                                  for publication and is not binding precedent of the Board.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. 33                     

                                                 UNITED STATES PATENT AND TRADEMARK OFFICE                                                                       
                                                                        ____________                                                                             

                                                       BEFORE THE BOARD OF PATENT APPEALS                                                                        
                                                                   AND INTERFERENCES                                                                             
                                                                        ____________                                                                             

                                                               Ex parte KAZUNARI TAKEDA,                                                                         
                                                          TOMOHIKO NODA, SYUICHI IZUCHI,                                                                         
                                                                   and TOKUO INAMASU                                                                             
                                                                       ____________                                                                              

                                                                     Appeal No. 97-1897                                                                          
                                                                  Application No. 08/513,419                                                                     
                                                                         ___________                                                                             

                                                                            HEARD                                                                                
                                                                       October 23, 2000                                                                          
                                                                        _____________                                                                            

                  Before John D. Smith, Lieberman, and Timm,  Administrative Patent Judges.                                                                      

                  Lieberman, Administrative Patent Judge.                                                                                                        


                                                                  DECISION ON APPEAL                                                                             

                  This is an appeal under 35 U.S.C.  134 from the decision of the examiner refusing to allow claim 8, the sole claim                            

                  pending in this application.                                                                                                                   

                                                                     THE INVENTION                                                                               

                  The invention is directed to a secondary battery comprising cathode and anode composite materials containing                                   

                  an electrolyte and an ion conductive cross-linked high- molecular weight polymer prepared from the polymerization                              

                  of polyethylene glycol polypropylene glycol di(meth)acrylate, with the optional presence of the mono                                           

                  (meth)acrylate.  The anode composite further contains carbon material as a negative active material.                                           

                                                                         THE CLAIM                                                                               

                  Claim 1 is illustrative of appellants’ invention and is reproduced below.                                                                      

                            8. A secondary battery comprising a cathode composite, an electrolyte, and an anode composite containing                             
                  carbon material as a negative active material; said electrolyte comprising an ion-conductive cross-linked high-                                







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