Ex Parte THOMAS et al - Page 2


                 Appeal No.  2004-0735                                                         Page 2                  
                 Application No.  08/081,540                                                                           

                 Gearing et al. (Gearing)           5,427,925                  Jun. 27, 1995                          
                                             GROUND OF REJECTION                                                       
                        Claims 47-49 stand rejected under 35 U.S.C. § 103 as being unpatentable                        
                 over Gearing.                                                                                         
                        We affirm.                                                                                     
                                              CLAIM CONSTRUCTION                                                       
                        Claim 47 is drawn to an isolated nucleic acid that encodes a peptide.  The                     
                 only restriction on the peptide encoded by the claimed nucleic acid is that the                       
                 peptide must comprise at least one epitope recognized by a T or a B cell receptor                     
                 specific for a Der p VII protein allergen.  According to claim 47, the Der p VII                      
                 protein allergen comprises the amino acid sequence shown in Figure 3 (SEQ ID                          
                 NO: 2).  We find claim 47 to be broader that the statement in appellants’                             
                 disclosure (page 4), wherein “one aspect of the present invention pertains to an                      
                 isolated nucleic acid having a nucleotide sequence coding for Der p VII,                              
                 fragments thereof or equivalents thereof.”                                                            
                        Claim 47 does not require the peptide encoded by the claimed nucleic acid                      
                 to be in the “context” of the naturally occurring Der p VII protein.  Stated                          
                 differently, the claim reads on a Der p VII “epitope” embedded in a protein other                     
                 than a Der p VII protein allergen.  In addition, there is no requirement in claim 47                  
                 for the claimed nucleic acid to encode a peptide that is recognized by a T or a B                     
                 cell receptor specific for a Der p VII protein allergen.  Stated differently, claim 47                
                 is open to read on a nucleic acid that encodes a peptide that contains an amino                       
                 acid region that corresponds to an epitope of the Der p VII protein allergen                          






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