Ex parte SPRANGLE et al. - Page 3




                 Appeal No. 97-0128                                                                                                                     
                 Application No. 08/098,989                                                                                                             


                 Brau et al. (Brau)                                    4,287,488                                    Sep. 01,                            
                 1981                                                                                                                                   
                 Piestrup                                              5,107,508                                    Apr. 21,                            
                 1992                                                                                                                                   
                                                                                                                                                       
                          Claims 1, 6-8, 10, and 12-14 stand finally rejected                                                                           
                 35 U.S.C. § 103 as being unpatentable over Brau.  Claims 11                                                                            
                 and 15 stand finally rejected under 35 U.S.C. § 103 as being                                                                           
                 unpatentable over Brau in view of Piestrup.  Rather than                                                                               
                 reiterate the arguments of Appellants and the Examiner,                                                                                
                 reference is made to the Briefs  and Answers for the    2                                                                              
                 respective details thereof.                                                                                                            
                                                                     OPINION                                                                            
                          We have carefully considered the subject matter on                                                                            
                 appeal, the rejections advanced by the Examiner and the                                                                                
                 evidence                                                                                                                               
                 of obviousness relied upon by the Examiner as support for the                                                                          
                 rejections.  We have, likewise, reviewed and taken into                                                                                
                 consideration, in reaching our decision, Appellants’                                                                                   

                          2The Appeal Brief was filed April 21, 1995.  In response                                                                      
                 to the Examiner’s Answer dated May 30, 1995, a Reply brief was                                                                         
                 filed June 30, 1995.  The Examiner entered the Reply Brief and                                                                         
                 submitted a supplemental Examiner’s Answer dated April 4,                                                                              
                 1996. The Examiner submitted a further supplemental Examiner’s                                                                         
                 Answer dated July 24, 1996 in response to a supplemental Reply                                                                         
                 Brief filed by Appellants on May 6, 1996.                                                                                              
                                                                           3                                                                            





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