Ex Parte Epstein et al - Page 4

                Appeal 2007-1261                                                                              
                Application 10/196,523                                                                        

                aluminum, claim 7 recites three other light emitting molecules as well as                     
                their derivatives and blends thereof.  Because none of these other claim 7                    
                light emitting molecules or the claimed derivatives and blends are disclosed                  
                on Specification page 10 as molecular electron transport layer materials of                   
                the "second embodiment" defined by independent claim 1, the Examiner                          
                considers claim 7 to violate the written description requirement with respect                 
                to each of the claim 7 light emitting molecules except tris(8-quinolinolato)                  
                (Answer 3).                                                                                   
                      The Appellants argue that the original claims and Specification                         
                disclosure provide written description support for the use of the claim 7                     
                molecules or compounds as electron transport materials in the alternating                     
                layers of claim 1 (Br. 6-7).  More specifically, the Appellants point out that                
                Specification page 5 broadly discloses the emitting layer may comprise                        
                multiple layers and that Specification page 6 discloses the light emitting                    
                molecules which may be used in the emitting layer include those same                          
                molecules recited in claim 7 (Reply Br. 3).  The Appellants believe these                     
                disclosures on pages 5 and 6, as well as the original claims, provide                         
                descriptive support for use of the claim 7 molecules in the alternating layer                 
                embodiment of claim 1 (id. at 4).                                                             
                      The record before us contains no evidence the Appellants' original                      
                disclosure would have conveyed to an artisan that Appellants had possession                   
                of the claim 7/1 invention at the time the application was filed.  Certainly,                 
                possession is not evinced by the broad disclosure that the light emitting layer               
                may comprise multiple layers (Specification 5) and that the light emitting                    
                molecules which may be used in the emitting layer include those recited in                    


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