Ex parte MUELLER - Page 5




                 Appeal No. 1998-0039                                                                                                                   
                 Application No. 08/372,701                                                                                                             

                 broadest reasonable meaning of the words in their ordinary                                                                             
                 usage as they would be understood by one of ordinary skill in                                                                          
                 the art, taking into account whatever enlightenment by way of                                                                          
                 definitions or otherwise that may be afforded by the written                                                                           
                 description contained in the applicant’s specification.”  In                                                                           
                 re Morris, 127 F.3d 1048, 1054, 44 USPQ2d 1023, 1027 (Fed.                                                                             
                 Cir. 1997).                                                                                                                            
                          The examiner has found that the “admitted prior art” in                                                                       
                 the specification discloses that it was well known to position                                                                         
                 a shield adjacent to the periphery of a substrate to avoid                                                                             
                 arcing by forming a conductive bridge of metal between the                                                                             
                 clamping ring and the wafer (Answer, page 4, citing the                                                                                
                 specification, page 3, lines 17-24).  However, this “well                                                                              
                 known” feature was accomplished with modified processing                                                                               
                 equipment, i.e., cutting down the hood area of the clamping                                                                            
                 ring so a bridge would more easily form (specification, page                                                                           
                 3, ll. 17-22).   We do not agree with the examiner that any3                                                                                                             
                 steps of the claimed subject matter read on this admitted                                                                              


                          3It is also noted that appellant teaches that such                                                                            
                 modification of the hood area may result in excessive bridge                                                                           
                 formation which can result in contamination of the wafer                                                                               
                 (specification, page 3, ll. 22-24).                                                                                                    
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