Ex parte MAEDA et al. - Page 3




          Appeal No. 1997-2852                                                        
          Application No. 08/354,454                                                  


               Claims 2 through 4 stand rejected under 35 U.S.C. § 103                
          as being unpatentable over Miyatake in view of Naito.                       
               Reference is made to the Examiner's Answer (Paper No. 20,              
          mailed November 26, 1996) for the examiner's complete                       
          reasoning in support of the rejections, and to appellants'                  
          Brief (Paper No. 19, filed July 19, 1996) for appellants'                   
          arguments thereagainst.                                                     
                                       OPINION                                        
               We have carefully considered the claims, the applied                   
          prior art references, and the respective positions articulated              
          by appellants and the examiner.  As a consequence of our                    
          review, we will reverse both the enablement rejection and also              
          the obviousness rejection of claims 2 through 4.                            
               The examiner asserts (Answer, page 3) that "[m]echanisms               
          for moving a base plate up and down are known in the art.                   
          However, mechanisms for moving a base plate up and down with a              
          magnetic field generator that rotates are not known in the                  
          art."  As appellants have provided no details in the                        
          specification as to the actual mechanism for changing the                   
          distance between the magnetic field generator and the magneto-              
          optical disc, the examiner concludes that appellants "has                   
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