Ex Parte Chen - Page 7


                  Appeal No.  2006-3290                                                              Page 7                    
                  Application No.  10/072,823                                                                                  
                  prostate cancer.”  Brief, page 7.  Appellant relies on four exhibits submitted with                          
                  the response received May 7, 2004 to develop this point.  Directing attention to                             
                  Exhibit 16, Appellant asserts (Brief, page 9), “[i]t is well known in the                                    
                  pharmaceutical arts that different types of cancer respond differently to different                          
                  anticancer agents.”  Exhibit 1 does contain a single sentence that states in part                            
                  “there are more than a hundred distinct types of cancer, which can vary                                      
                  substantially in their behavior and response to treatment.”  Exhibit 1 does not,                             
                  however, identify which types of cancers do respond differently to treatment or                              
                  which types of treatments result in different cancer type responses.                                         
                          In contrast, Ito teaches that “[t]he plants [from which the Lupulone extract                         
                  is derived] . . . are widely used for their effectiveness in the prevention and                              
                  therapy of cancer.”  Ito, paragraph 46.  Similarly, Matsui teaches that “the cancer                          
                  treating drug [(lupulone)] manufactured from the nontoxic harmless hops . . .                                
                  exerted excellent effects on the treatment of various kinds of cancers such as                               
                  stomach cancer, bladder cancer, and liver cancer.”  Matsui, bridging paragraph,                              
                  pages 10-11, emphasis added.  We find nothing in Ito or Matsui to suggest that                               
                  the anti-cancer activity of lupulone is restricted to a particular type of cancer.  The                      
                  same is true of Son, ‘434 and ‘160.  See e.g., ‘434, page 4, “the invention                                  
                  [(oridonin)] offers a new and effective carcinostatic agent that demonstrates an                             
                  excellent life extending effect on cancer patients”; and ‘016, page 3, “[t]his                               
                  invention . . . provides the new and useful anti-tumor agents [(e.g., oridonin)]                             
                  which . . . are expected to be effective for several other tumors including cancer.”                         
                                                                                                                               
                  6 THE CELL A MOLECULAR APPROACH p. 610 (Geoffrey M. Cooper, ed., 2nd ed., ASM Press,                         
                  Washington, D.C. 2000).                                                                                      




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