Ex parte SHOHER et al. - Page 3




                 Appeal No. 1998-0239                                                                                                                   
                 Application No. 08/279,907                                                                                                             


                          Upon careful consideration of the opposing arguments                                                                          
                 presented on appeal, we will sustain only the examiner's                                                                               
                 rejection of claim 4 under § 112, second paragraph.  Our                                                                               
                 reasoning follows.                                                                                                                     
                          Regarding the examiner's rejection of claims 1-3 and 5-                                                                       
                 12, it is the examiner's position that the following language                                                                          
                 of claim 1 is indefinite:  "said particles having an irregular                                                                         
                 non-spherical geometry of which at least 50% have a cross-                                                                             
                 sectional average thickness of less than 1.5 microns."  The                                                                            
                 examiner states the following at page 8 of the Answer:                                                                                 
                          The test which is described on pages 15-                                                                                      
                          16 of the specification, and which is set                                                                                     
                          forth in claim 4, is not a test to determine                                                                                  
                          thickness, per se.  Instead, the test is a                                                                                    
                          test to determine what percentage of high                                                                                     
                          fusing temperature metal particles have an                                                                                    
                          average thickness of less than 1.5 microns.                                                                                   
                          Specifically, in this case, the test is used                                                                                  
                          to determine if at least 50% of the high                                                                                      
                          fusing temperature metal particles have an                                                                                    
                          average thickness of less than 1.5 microns.                                                                                   
                 Hence, it can be seen that the examiner acknowledges that                                                                              
                 appellants' specification discloses how to determine the                                                                               
                 number of high-fusing temperature metal particles that have a                                                                          
                 cross-sectional average thickness of less than 1.5 microns.                                                                            

                          1(...continued)                                                                                                               
                 withdrawn (see Supplemental Examiner's Answer).                                                                                        
                                                                         -3-                                                                            



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