Ex parte SHERIDON et al. - Page 3




                 Appeal No. 1997-2404                                                                                                                   
                 Application 08/368,133                                                                                                                 



                                            a source of electrical voltage connected to said                                                            
                 surfaces which can be switched so that one or the other of the                                                                         
                 surfaces is more positive,                                                                                                             
                                            a plurality of fluid-filled cavities within said                                                            
                 substrate, and                                                                                                                         
                                            a sphere within each of said cavities, said                                                                 
                 sphere comprising first and second hemispheres, the surface of                                                                         
                 the first hemisphere comprising a photoalterable material                                                                              
                 whose electrical properties are altered by exposure to light,                                                                          
                 and wherein the second hemisphere is a different color from                                                                            
                 the first hemisphere.                                                                                                                  


                                   The Examiner relies on the following references:                                                                     
                 Sheridon                                     4,126,854              Nov. 21, 1978                                                      
                 Tatsuno      2                                        52-42094              Apr.  1,                                                   
                 1977                                                                                                                                   
                 (Japanese Kokai)                                                                                                                       


                                   Claims 1 through 6 stand rejected under 35 U.S.C.                                                                    
                 § 103 as being unpatentable over Sheridon in view of Tatsuno.                                                                          



                          2We note the Examiner refers to this reference as                                                                             
                 Seisakusho.  However, we note that this is stated to be                                                                                
                 Hitachi Seisakusho, which is the Assignee, and the Inventor is                                                                         
                 Yujiro Tatsuno.  We will refer to the reference by the                                                                                 
                 Inventor's name.  A copy of the translation provided by the                                                                            
                 U.S. Patent and Trademark Office is included and relied upon                                                                           
                 for this decision.                                                                                                                     
                                                                           3                                                                            





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