Ex parte LAUB - Page 7




          Appeal No. 96-0877                                                          
          Application 08/123,639                                                      


          indefinite. Instead, on page 7 of the main brief, appellant                 
          concedes the correctness of the examiner’s position that, in                
          substance, there is no antecedent basis in claim 1 for ?[a]n                
          implantable prosthetic heart valve? as recited in claims 2, 3               
          and 9. Accordingly, we will sustain the rejection of claims 2,              
          3 and 9 under the second paragraph of § 112.                                


               With regard to the § 103 rejection, the examiner has made              
          the finding that the ultrasonic transducers 124 and 126 in                  
          Carey’s device must impart vibratory energy to the prosthetic               
          heart valve member 120 because it lies in the path of the                   
          ultrasonic vibrations traveling to the elastomeric measurement              
          windows 138 and 140. The only arguments traversing this                     
          rejection are as follows:                                                   




                    There is no teaching or suggestion that                           
                    ultrasonic transducers 124 and 126 provide                        
                    vibratory energy to the heart valve 120 or                        
                    valve 108. To the contrary, ultrasonic                            
                    energy is generated to measure flow                               
                    characteristics of the blood-mimicking                            
                    fluid. There is no suggestion for                                 
                    positioning transducers 124 or 126 on the                         
                    prosthetic valve housing or is in any way                         
                                          7                                           





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