Ex Parte Iwasa et al - Page 6



          Appeal No. 2004-2257                                                        
          Application No. 09/841,486                                                  

               It follows that the examiner on this record has not                    
          established a prim facie case of anticipation.  Accordingly, we             
          reverse the examiner’s Section 102 rejection.                               
                               SECTION 103 REJECTIONS                                 
               Under Section 103, both the motivation or suggestion to                
          combine the prior art teachings and the requisite reasonable                
          expectation of success must be found in the prior art references            
          in order to establish a prima facie case of obviousness.  In re             
          Vaeck, 947 F.2d 488, 493, 20 USPQ2d 1438, 1442 (Fed. Cir. 1991).            
               Here, as evidence of obviousness of the subject matter                 
          defined by claims 10 and 11 under Section 103, the examiner                 
          relies on the disclosures of Suzuki, Arai and Fujita.  According            
          to the examiner (Answer, pages 7-8), Suzuki teaches all the                 
          claimed limitations, except for the hydrophilic alkylene oxide              
          polymer recited in claim 10 or the hydrophilic alkylene oxide               
          polymer produced by a reaction between an alkylene oxide compound           
          and a dicarboxylic acid compound as recited in claim 11.  The               

          the fine hydrophilic thermoplastic resin for forming the                    
          recording medium contemplated by the appellants.  See column 7,             
          lines 6-16.  As indicated by Suzuki (column 5, lines 23-37), the            
          proportion of the fine hydrophilic solid powder used “can be                
          varied widely according to the types of the resin and the fine              
          solid powder, the water absorption and the water vapor adsorption           
          ratio required of the resulting porous agglomerated particles,              
          etc.”  (Emphasis added).                                                    
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