Ex parte KETCHAM et al. - Page 4




                Appeal No. 95-1042                                                                                                            
                Application 07/964,002                                                                                                        


                                                                 OPINION                                                                      
                         We have carefully considered all of the arguments advanced                                                           
                by appellants and the examiner and agree with the examiner that                                                               
                the invention recited in appellants’ claims 31-45, 48 and 50-55                                                               
                would have been obvious to one of ordinary skill in the art at                                                                
                the time of appellants’ invention over the applied references.                                                                
                Accordingly, the aforementioned rejections of these claims will                                                               
                be affirmed.  However, we agree with appellants that the                                                                      
                rejection of claims 46 and 47 is not well founded.  We therefore                                                              
                will reverse this rejection.                                                                                                  
                         At the outset, we note that appellants state that the claims                                                         
                stand or fall in two groups, wherein the first group is claims                                                                
                31-45, 48 and 50-55, and the second group is claims 46 and 47.                                                                
                We therefore limit our discussion to one claim within each group,                                                             
                namely, claims 31 and 46.  See 37 C.F.R. § 1.192(c)(5)(1993).2                                                                
                         Appellants’ invention as recited in claim 31 is a method for                                                         
                making a flexible inorganic sintered sheet or tape.  The method                                                               
                includes mixing a fluid batch of an inorganic powder and one or                                                               
                more vehicles, forming the batch on a fugitive polymer support                                                                
                into an elongated green sheet or tape preform having an aspect                                                                


                         2A discussion of Ohtaki and Huang is not necessary to our                                                            
                decision.                                                                                                                     
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