Ex Parte HOLLIS et al - Page 5


                 Appeal No. 2003-0847                                                      Page 5                   
                 Application No. 08/744,685                                                                         

                 inventor was in possession of the invention.  See Purdue Pharma L.P. v.                            
                 Faulding, Inc., 230 F.3d 1320, 1323, 56 USPQ2d 1481, 1483 (Fed. Cir. 2000).                        
                       We find that the disclosure as filed conveys to the skilled artisan that                     
                 appellants were in possession of the claimed invention, i.e., the use of the gpt                   
                 and dhfr as selectable markers in vectors other than those specifically listed in                  
                 the specification.  The disclosure as filed teaches the general use of selectable                  
                 markers, and also discloses the use of the gpt and dhfr markers, albeit in                         
                 specifically exemplified vectors.                                                                  
                 2.    35 U.S.C. § 112, First Paragraph (Enablement)                                                
                       Claims 6, 15-17, 19, 21-27 and 29-35 stand rejected under 35 U.S.C.                          
                 § 112, first paragraph, as the disclosure fails to enable one skilled in the art to                
                 make and/or use the full scope of the claimed invention.                                           
                       According to the rejection as it is set forth in Paper No. 17,                               
                       the specification, while being enabling for a homologous                                     
                       recombination insertional expression vector for the expression of a                          
                       murine immunoglobulin gamma 2A polynucleotide in NS/O cells                                  
                       wherein said vector comprises said polynucleotide in said cell and                           
                       murine immunoglobulin gamma 2A locus specific DNA sequences                                  
                       for targeting, a transcription unit encoding a selectable marker, an                         
                       origin of replication, and a CMV-IEp promoter, does not reasonably                           
                       provide enablement for a homologous recombination insertional                                
                       expression vector for the expression of any recombinant gene in                              
                       any mammalian cells wherein said vector comprises said gene in                               
                       said cell and any immunoglobulin gamma 2A locus-specific DNA                                 
                       sequences for targeting and a transcription unit encoding any                                
                       selectable marker.  The specification does not enable any person                             
                       skilled in the art to which it pertains, or with which it is most nearly                     
                       connected, to make and use the invention commensurate in scope                               
                       with these claims.                                                                           
                 Paper No. 17, page 8.                                                                              






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