Ex Parte Mao et al - Page 4



          Appeal No. 2005-1076                                                        
          Application No. 10/047,941                                                  

          claim 147 limitation that "L is a branched or straight chain                
          aliphatic group, a cyclic aliphatic group, a divalent aryl group,           
          or a polymeric group."  Appellants maintain that "a person of               
          skill in the art would recognize the moiety L as recited in claim           
          134 is supported by the instant disclosure at, for example,                 
          pg. 10 lines 1-17" (page 5 of Brief, first paragraph).  However,            
          as properly noted by the examiner, the sentence bridging pages 9            
          and 10 of the specification states "L can be any divalent                   
          branched or straight chain aliphatic group having from 1-20                 
          carbon atoms, so long as it does not interfere with the                     
          polymerization or biodegradation reactions of the polymer"                  
          (emphasis added).  There is nothing that follows in the                     
          subsequent disclosure at page 10, lines 1-17, as cited by                   
          appellants, that broadens moiety L such as to include more than             
          20 carbon atoms, a cyclic aliphatic group, a divalent aryl group,           
          or a polymeric group.  Appellants have not explained how the                
          cited portion of the specification supports the claim                       
          recitations, and the relevancy of the cited passage with respect            
          to the examiner's rejections escapes us.  As for appellants'                
          argument that there is sufficient guidance in the specification,            
          at pages 38-45, to enable a person of ordinary skill in the art             
          to make polymers where L is as recited in claims 134 and 147, we            

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