Ex Parte Liao et al - Page 3



               Appeal No.  2006-0585                                                                                                 
               Application No. 09/917,751                                                                                            
                       The references set forth below are relied upon by the examiner as evidence of                                 
               obviousness:                                                                                                          
               Sato et al. (Sato)   4,735,839   Apr.   5, 1988                                                                       
               Cho et al. (Cho)   5,579,150   Nov. 26, 1996                                                                          
               Liao et al. (Liao)   5,958,087   Sep.  28, 1999                                                                       
               Ishida et al. (Ishida)   5,998,094   Dec.    7, 1999                                                                  
                       Claims 30-49 are rejected under 35 U.S.C. § 103(a) as being unpatentable over Liao                            
               taken with Cho in view of Sato alone or further in view of Ishida.1                                                   
                       Rather than reiterate the respective positions advocated by the appellants and by the                         
               examiner, we refer to the brief and to the answer for a complete exposition thereof.                                  

                                                              OPINION                                                                
                       We will sustain these rejections for the reasons well stated in the answer.  We                               
               add the following comments for emphasis.                                                                              
                       With respect to the examiner’s proposed combination of Liao and Cho, the                                      
               appellants advance the following argument on page 6 of their brief:                                                   
                               In the formula (I) of Cho et al., R represents a heteroaromatic                                       
                               residue and R' represents alkyl; η represents a positive integer not                                  
                               less than 2.  Clearly, one of ordinary skill in the art would                                         
                               appreciate the unequivocal teaching in Cho et al that η must be at                                    
                               least 2 and R' alkyl.  Therefore, one of ordinary skill in the art                                    
                               would not combine the teachings of Liao et al and Cho et al to                                        
                               arrive at the presently claimed data storage media as the necessary                                   
                               motivation to make the modifications to the structural formula is                                     
                               not present, other than in appellants’ specification which may not                                    
                               be used as a teaching reference.  Clearly, Liao et al. states that the                                
                                                                                                                                    
               1  The claims on appeal have not been separately argued in the manner required by 37 CFR § 41.37(c)(1)(vii)(Sept.     
               13, 2004).  Therefore, in our disposition of this appeal, we have focused on independent claim 40 (since this is the  
               broadest claim before us) with which all other claims will stand or fall.                                             

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