Ex Parte LEUNG - Page 5




             Appeal No. 2002-0266                                                               Page 5                
             Application No. 09/409,672                                                                               


                    The test for obviousness is what the combined teachings of the prior art would                    
             have suggested to one of ordinary skill in the art.  See, for example, In re Keller, 642                 
             F.2d 413, 425, 208 USPQ 871, 881 (CCPA 1981).  In establishing a prima facie case of                     
             obviousness, it is incumbent upon the examiner to provide a reason why one of                            
             ordinary skill in the art would have been led to modify a prior art reference or to                      
             combine reference teachings to arrive at the claimed invention.  See Ex parte Clapp,                     
             227 USPQ 972, 973 (Bd. Pat. App. & Int. 1985).  To this end, the requisite motivation                    
             must stem from some teaching, suggestion or inference in the prior art as a whole or                     
             from the knowledge generally available to one of ordinary skill in the art and not from                  
             the appellant's disclosure.  See, for example, Uniroyal, Inc. v. Rudkin-Wiley Corp., 837                 
             F.2d 1044, 1052, 5 USPQ2d 1434, 1439 (Fed. Cir.), cert. denied, 488 U.S. 825 (1988).                     
                    The first of these rejections is that claims 35, 38-46 and 53 are unpatentable                    
             over Koreska in view of the appellant’s admission.  As we understand this rejection, it is               
             the examiner’s view that all of the subject matter recited in these claims is disclosed in               
             Koreska, except for the specific liquid that is to be dispensed, and for the materials from              
             which the tips are made and the shapes of the tips.  With regard to the liquid, the                      
             examiner points out that Koreska notes that similar liquids have been dispensed from                     
             similar applicators in discussing the background of the invention, and that it therefore                 
             would have been obvious to one of ordinary skill in the art to dispense them from the                    
             Koreska dispenser.  With regard to the tip materials and shapes, the examiner takes                      








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