Ex Parte ISHINO 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            written for publication and is not binding precedent of the Board.         

                      UNITED STATES PATENT AND TRADEMARK OFFICE                        
                                      __________                                       
                          BEFORE THE BOARD OF PATENT APPEALS                           
                                  AND INTERFERENCES                                    
                                      __________                                       
            Ex parte KIYOTAKA ISHINO, TAKATOSHI KURATSUJI, JUN YAMAMOTO,               
                                 and TAKASHI IKETAKI                                   
                                      __________                                       
                                 Appeal No. 2005-1298                                  
                              Application No. 09/423,523                               
                                     ___________                                       
                                       ON BRIEF                                        
                                     ___________                                       
          Before TIMM, JEFFREY T. SMITH, and PAWLIKOWSKI, Administrative               
          Patent Judges.                                                               
          PAWLIKOWSKI, Administrative Patent Judge.                                    

                                  DECISION ON APPEAL                                   
               This is a decision on appeal under 35 U.S.C. § 134 from the             
          final rejection of claims 4 through 9, and 12 through 15.  A                 
          copy of claims 4 and 5 is set forth below:                                   
                    4.   A method of composting comprising providing a                 
               heap of compostable matter and covering the heap with a                 
               film comprising a polyether polyamide block copolymer, said             
               film being impermeable to water in liquid form, but having              
               a water vapor permeability thereof at least 300 g/m2.24h, an            
               oxygen permeability at least 1,000 cm3/m2.24h.atm and a                 
               carbon dioxide permeability at least 10,000 cm3/m2.24.atm.              
                    5.   A method according to claim 15, wherein the                   
               polymer containing polyether chains is a polyoxyalkylene                
               block polymer.                                                          




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