Ex parte COLEMAN et al. - Page 6




          Appeal No. 96-3047                                                          
          Application 08/053,191                                                      


          Rinehart, 531 F.2d 1048, 1052, 189 USPQ 143, 147 (CCPA 1976).               

               1. Rejection of claim 1 over Harrison, Freitas and                     
          Benjamin                                                                    

               With respect to claim 1, the Examiner combines Harrison                
          and Freitas to show wireless communication between the base                 
          stations and the mobile units, but the combination lacks the                
          teaching of a "virtual router".  The Examiner asserts that                  
          Benjamin shows the use of a gateway unit (item 10 in figure 1)              
          to virtually route                                                          




          messages between independent networks using alias names and                 
          real names.  The Examiner concludes that it would have been                 
          obvious,                                                                    
          to one of ordinary skill in the art at the time of the                      
          invention, to combine Benjamin with the combined system of                  
          Harrison and Freitas because it would allow the resulting                   
          combined system to more efficiently interconnect independent                
          networks allowing resources in one network to communicate                   
          resources in another network [answer, pages 5 to 6].  We note               

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