Ex Parte HUGHES - Page 3




                 Appeal No. 2003-1942                                                                                  Page 3                     
                 Application No. 09/260,796                                                                                                       


                         indicating that a consumer client belonging to the at least one solution                                                 
                         group may access the encrypted information set;                                                                          
                                  asymmetrically encrypting the randomly generated number using                                                   
                         the determined access formula and the public key for each of the at least                                                
                         one group granted access to the information set;                                                                         
                                  adding the encrypted randomly generated number to the data set;                                                 
                         and                                                                                                                      
                                  storing the data set on at least one untrusted storage device.                                                  


                         Claims 1, 2, 9, 11, 13, and 15-17 stand rejected under 35 U.S.C. § 102(e) as                                             
                 anticipated by U.S. Patent No. 5,787,175 ("Carter").  Claims 3-5, 7, and 10 stand                                                
                 rejected under 35 U.S.C. § 103(a) as obvious over Carter and U.S. Patent                                                         
                 No. 3,798,360 ("Feistel").                                                                                                       


                                                                  OPINION                                                                         
                         Our opinion addresses the claims in the following order:                                                                 
                         •        claims 1 and 2                                                                                                  
                         •        claims 3-5 and 7                                                                                                
                         •        claims 9-11, 13 and 15-17.                                                                                      
                                                             A. CLAIMS 1 AND 2                                                                    
                         Rather than reiterate the positions of the examiner or the appellant in toto, we                                         
                 focus on the point of contention therebetween.  The examiner finds, "Carter elaborates                                           









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