Ex parte HOFFMAN et al. - Page 6




          Appeal No. 1997-3932                                                         
          Application 08/435,237                                                       

               The Examiner finds (EA3) that the dielectric substrate                  
          75 of the microstrip transmission line 72 constitutes an                     
          "in situ dielectric layer."  The Examiner states that                        
          "in situ" is not limited to a process of forming (EA5).                      
               An "in situ" process requires forming the dielectric                    
          layer directly on the base material (specification,                          
          pp. 11-12).  The dielectric substrate in Kaiser is part of a                 
          microstrip transmission line that is placed on the base 66                   
          and, thus, it is not an "in situ dielectric layer."                          
          Furthermore, because the dielectric substrate has an                         
          underlying ground plane conductor 77, the base 66 is not                     
          "coated" with the dielectric.  The claimed structure of a                    
          base with an "in situ" dielectric layer is different from                    
          the structure in Kaiser.  Therefore, we agree with                           
          Appellants that claim 8 is not anticipated by Kaiser.  The                   
          rejection of claim 8 is reversed.  The obviousness rejection                 
          of claims 9 and 10 is also reversed because only Kaiser is                   
          relied on and the Examiner has not provided any reasoning                    
          which would overcome the deficiency noted with respect to                    
          the anticipation rejection.                                                  



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