Ex Parte Chang et al - Page 7



          Appeal No. 2005-1013                                                        
          Application 09/767,155                                                      

          obvious to one of ordinary skill in the art to obtain the                   
          benefits of the Perry opening system in a current beverage                  
          container design.                                                           

          Even assuming that it would have been obvious to use the                    
          Perry opening system (i.e., as shown in Fig. 28) in a current               
          beverage container design wherein the lid has a diameter less               
          than the diameter of the cylindrical container, we do not see               
          that a beverage container like that set forth in claims 1 through           
          7 on appeal would have been the result. As appellants have argued           
          (brief, page 6), the Perry patent teaches a two-step opening                
          operation (see col. 11, lines 19-25), while the claims on appeal            
          require a small pull tab “for engaging and opening the lid at the           
          puncture point along the score line in a single operation.” The             
          examiner has not addressed this argued difference between the               
          container resulting from the proposed combination of prior art as           
          discussed above and the container required in appellants’ claims            
          on appeal. Thus, the examiner has not set forth a prima facie               
          case of obviousness with regard to a beverage container as                  
          defined in the claims on appeal.                                            




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