Ex parte NGUYEN et al. - Page 2




          Appeal No. 96-0205                                                          
          Application No. 08/000,946                                                  


          presenting new claims 26-38.  Accordingly, claims 14-38 are                 
          before us for our consideration in this appeal.                             
               Claims 14 and 26 are representative and are reproduced                 
          below:                                                                      
               14.  A vulcanized tire comprising a carcass, at least a                
          portion of said carcass being made of a composition comprising              
               (a) a halogen-containing copolymer of a C  to C4     7                       
          isomonoolefin and a para-alkylstyrene;                                      
               (b) a rubber selected from the group consisting of                     
          natural rubber, styrene butadiene polymer, and mixtures                     
          thereof;                                                                    
               (c) carbon black; and                                                  
               (d) a plasticizer oil;                                                 
          said carcass, when vulcanized having an air permeability of                 
          1.4 or less when measured at room temperature.                              
               26.  A vulcanized tire comprising a carcass, at least a                
          portion of said carcass being made of a composition                         
          comprising:                                                                 
               (a) as an elastomer,                                                   
                    (1) a halogen-containing copolymer of a C  to C4     7                 
                         isomonoolefin and a para-alkylstyrene; and                   
                    (2) a blend of a natural rubber and a copolymer of                
                         styrene and butadiene,                                       
               (b) carbon black; and                                                  
               (c) a plasticizer oil.                                                 

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