Ex Parte Esser et al - Page 3




                     Appeal No. 2005-0393                                                                                                                                               
                     Application 09/536,728                                                                                                                                             
                     as they apply to representative claims 21 and 39 which are attached as an appendix to                                                                              
                     this decision.                                                                                                                                                     


                                The references relied upon by the examiner are:                                                                                                         
                     Stähle et al. (Stähle)                                4,213,995                                   Jul. 22, 1980                                                    
                     Olson et al. (Olson)                                  4,287,201                                   Sep. 1, 1981                                                     
                     York, Jr. (York)                                      4,461,904                                   Jul. 24, 1984                                                    


                                The claims stand rejected as follows:                                                                                                                   
                     I.         Claims 21-24, 26, 47-50 and 73-81 stand rejected pursuant to 35 U.S.C.                                                                                  
                     § 103(a) as being unpatentable over Olson.                                                                                                                         
                     II.        Claims 21-24, 30-33, 39-50, 55-65, 71 and 72 stand rejected pursuant to 35                                                                              
                     U.S.C. § 103(a) as being unpatentable over York.                                                                                                                   
                     III.       Claims 21-24, 30-33, 39, 46, 61, 73-75, 77-79 and 81 stand rejected pursuant to                                                                         
                     35 U.S.C. § 103(a) as being unpatentable over Stähle.                                                                                                              
                     IV.        Claims 21-24, 30-33, 39-50, 55-65, 71 and 72 are provisionally rejected under                                                                           
                     the judicially-created doctrine of obviousness-type double patenting as being                                                                                      
                     unpatentable over claims 15-21 and 27-29 of Application No. 09/976,917, now claims                                                                                 
                     1-7, 13 and 14 of U.S. Patent No. 6,602,897.                                                                                                                       





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