Beckmann et al v. Lyman - Page 1




   BoxInterferences@uspto.gov                                                                                    Paper 25                     
   703-308-9797                                                                                                                               
                                    UNITED STATES PATENT AND TRADEMARK OFFICE                                                                 
                          BEFORE THE BOARD OF PATENT APPEALS AND INTERFERENCES                                                                

                                                       CHARLES H. HANNUM,                                                                     
                            JANICE A. CULPEPPER, FRANK D. LEE, and DANIEL BIRNBAUM                                                            
                                                    (08/472,168 and 08/484,882),                                                              
                                                              Junior Party,                                                                   
                                                                     v.                                                                       
                                                     IMMUNEX CORPORATION                                                                      
                                                    (09/983,806 and 10/095,449),                                                              
                                                              Senior Party.                                                                   

                                                       Interference No. 105,099                                                               

                Before SCHAFER, TORCZON, and LANE, Administrative Patent Judges.                                                              
                TORCZON, Administrative Patent Judge.                                                                                         
                                     JUDGMENT ON HANNUM PRELIMINARY MOTION 1                                                                  
                                                 (PURSUANT TO 37 CFR § 1.640)                                                                 
                                                            INTRODUCTION                                                                      
                         Hannum has filed Hannum preliminary motion 1 for judgment of no interference-                                        
                in-fact (Paper 23).  Immunex neither joins nor opposes the motion (Paper 24).  We                                             
                GRANT Hannum preliminary motion 1.                                                                                            
                         FINDINGS SUPPORTED BY A PREPONDERANCE OF THE EVIDENCE                                                                
        [1]     The interference involves a ligand for flt3, a tyrosine kinase receptor involved in                                           
                hematopoietic cell proliferation and differentiation.  The ligand regulates the growth and                                    
                differentiation of hematopoietic progenitor and stem cells.1                                                                  


                         1  S.D. Lyman & M.P. Beckmann, "Ligands for flt3 receptors", U.S. 2002/0107365 A1 at "Background                     
                of the invention" (8 Aug. 2002) (the patent application publication for Immunex's involved 806 application)                   
                [hereinafter exh ibit 3001].                                                                                                  





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