Ex Parte Hekal et al - Page 2


             Appeal No. 2006-2153                                                                                
             Application 10/447,199                                                                              

                   and an anion selected from the group consisting of: ascorbate ions; erythorbate ions; and     
             mixtures thereof; and                                                                               
                   water;                                                                                        
                   wherein: the anion and magnesium are present in a mole ratio of from 0.2:1 to 8:1; and        
             the produce preservative has less than 5% flavonid and less that [sic] 0.1% metal ion sequestrant;  
                   b.  applying said produce preservative to the produce.                                        
                   The references relied on by the examiner are:                                                 
             Warren (Warren ‘522)    4,988,522    Jan.                                                           
             29, 1991                                                                                            
             Warren (Warren ‘313)    5,055,313    Oct.  8,                                                       
             1991                                                                                                
             Chen      5,925,395    Jul. 20, 1999                                                                
                   The examiner has rejected appealed claims 1 through 13, 16 and 17 under 35 U.S.C.             
             § 103(a) as being unpatentable over Chen combined with Warren ‘522 and ‘313 (answer, pages          
             3-5).                                                                                               
                   Appellants group the claims as “Claims 1 through 9 [sic, 11]” and “Claims 12, 13 and          
             16-17” but rely on the same arguments for both groups (pages 1, 2-3 and 5-6).  Thus, we decide      
             this appeal based on claim 1 as representative of the ground of rejection and appellants’           
             arguments.  37 CFR § 41.37(c)(1)(vii) (2005).                                                       
                   We affirm.                                                                                    
                   We refer to the answer and to the brief for a complete exposition of the positions            
             advanced by the examiner and appellants.                                                            
                                                    Opinion                                                      
                   We have carefully reviewed the record on this appeal and based thereon find ourselves in      
             agreement with the supported position advanced by the examiner that, prima facie, the claimed       
             method for preserving fresh produce encompassed by appealed claim 1 would have been obvious         
             over the combined teachings of Chen and Warren ‘5222 to one of ordinary skill in this art at the    
             time the claimed invention was made.  Accordingly, since a prima facie case of obviousness has      
             been established by the examiner, we again evaluate all of the evidence of obviousness and          
                                                                                                                
             2  The examiner points out that the Warren references are the same (answer, page 3) and indeed,     
             Warren ‘313 matured from a divisional application of the application from which Warren ‘522         


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