Ex parte SCHELLINGER et al. - Page 9




          Appeal No. 1999-0876                                                        
          Application No. 08/693,494                                                  


          No. 96-1258 (Fed. Cir. August 2, 2001).  Thus, we will not                  
          accept as motivation for modifying Connolly bald assertions                 
          with no evidence to support them.                                           
               Further, regarding the obviousness of "rearranging parts               
          of an invention," Connolly generates the second random number               
          at the handset because it is the handset which is being                     
          authenticated.  Changing the generation of the second random                
          number to the base station would not merely be a rearrangement              
          of parts, but, rather, would destroy the operation of                       
          Connolly's system.  The Federal Circuit has held that "a                    
          proposed modification [is] inappropriate for an obviousness                 
          inquiry when the modification render[s] the prior art                       
          reference inoperable for its intended purpose.  In re Gordon,               
          733 F.2d 900, 902, 221 USPQ 1125, 1127 (Fed. Cir. 1984)."  In               
          re Fritch, 972 F.2d 1260, 1265-1266 n.12, 23 USPQ2d 1780, 1783              
          n.12 (Fed. Cir. 1992).  Therefore, as we cannot accept either               
          of the examiner's reasons for modifying Connolly, the examiner              
          has failed to establish a prima facie case of obviousness.                  
          Consequently, we cannot sustain the obviousness rejection of                
          claims 3, 5, 8, 9, 14, and 18 through 20.                                   
                                     CONCLUSION                                       

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