Ex parte LAPIDUS - Page 2




                 Appeal No. 95-1950                                                                                                                     
                 Application No. 08/061,928                                                                                                             

                          This is a decision on an appeal which involves claims 1                                                                       
                 through 3, 8, 12 and 13.   The only other claims remaining in2                                                                                           
                 the application, which are claims 4 through 7 and 9 through                                                                            
                 11, have been allowed.                                                                                                                 
                          The subject matter on appeal relates to a method and                                                                          
                 apparatus for collecting for image analysis a selected                                                                                 
                 quantity of particles having a known average size above a                                                                              
                 threshold size and that are in a fluid medium.  Further                                                                                
                 details of this appealed subject matter are set forth in                                                                               
                 illustrative independent claim 1, a copy of which taken from                                                                           
                 the specification is appended to this decision.                                                                                        
                          The references relied upon by the examiner as evidence of                                                                     
                 obviousness are:                                                                                                                       
                 Zahniser et al.                     4,395,493                                    Jul. 26, 1983                                         
                 (Zahniser)                                                                                                                             
                 Hunt et al.                         4,583,396                                    Apr. 22, 1986                                         
                 (Hunt)                                                                                                                                 


                          2As a matter of clarification, we point out that the                                                                          
                 issues raised by the appellant in his brief regarding the                                                                              
                 examiner's objections to the application drawing are                                                                                   
                 resolvable by way of petition not appeal which the examiner                                                                            
                 correctly observed on page 2 of the answer.  See generally, In                                                                         
                 re Hengehold, 440 F.2d 1395, 1403, 169 USPQ 473, 479 (CCPA                                                                             
                 1971) and In re Searles, 422 F.2d 431, 435, 164 USPQ 623, 626                                                                          
                 (CCPA 1970).                                                                                                                           
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