Ex parte RYSGAARD - Page 2




          Appeal No. 97-3007                                          Page 2           
          Application No. 08/161650                                                    


          of the invention can be derived from a reading of exemplary                  
          claim 16, which appears in the appendix to the appellant's                   
          brief.                                                                       


                                    The prior art                                      
               The prior art references of record relied upon by the                   
          examiner in rejecting the appealed claims are:                               
          Randolph                Re. 25,241                Sep. 11,                   
          1962                                                                         
          Burton                   3,475,768                Nov.  4,                   
          1969                                                                         
          Medler                   3,574,104                Apr.  6,                   
          1971                                                                         
          Allen                    3,610,563                Oct.  5,                   
          1971                                                                         
          (‘563)                                                                       
          Burkholz et al.          3,766,573                Oct. 23,                   
          1973                                                                         
          (Burkholz)                                                                   
          Porter                   4,275,534                Jun. 30,                   
          1981                                                                         
          Walter                   4,642,962                Feb. 17,                   
          1987                                                                         
          Fondiller                4,678,157                Jul.  7,                   
          1987                                                                         
          Hale                     4,746,471                May  24,                   
          1988                                                                         
          Allen                    4,838,292                Jun. 13,                   
          1989                                                                         
          (‘292)                                                                       
          Plantier                 4,885,879                Dec. 12,                   
          1989                                                                         
          Santosuosso              4,901,484                Feb. 20,                   
          1990                                                                         







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