Ex parte HEISLER et al. - Page 6




          Appeal No. 1997-0009                                                        
          Application No. 08/074,819                                                  


               Turning to the 35 U.S.C. § 112 rejection, we find no                   
          basis whatsoever for the examiner’s assertion that appellants’              
          disclosure is enabling only for claims limited to a                         
          diorgano(poly)siloxane containing vinyl groups.  According to               
          the examiner, the disclosed diorgano(poly)siloxanes possess                 
          vinyl radicals which render the siloxanes incapable of room                 
          temperature vulcanization.  We find this statement to be                    
          flawed in two respects.  First, the diorgano(poly)siloxanes                 
          disclosed in appellants’ specification do not necessarily                   
          possess a vinyl radical (see Formula I on page 4).  Second, we              
          find no basis for the examiner’s assertion that vinyl radicals              
          render the siloxanes incapable of room temperature                          
          vulcanization.                                                              
               For the foregoing reasons, the decision of the examiner                
          is reversed.                                                                
                                      REVERSED                                        


                                                       )                              
                         MARC L. CAROFF                     )                         
                         Administrative Patent Judge   )                              
                                                       )                              
                                                       )                              
                                                       )  BOARD OF PATENT             
                         TERRY J. OWENS                     )                         
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