Ex Parte Dart et al - Page 26


                Appeal 2007-1325                                                                              
                Application 10/065,722                                                                        
           1    2.  Dart is a Combination of Familiar Elements With a Predicable Result                       
           2          The combination of two known elements such as, a tab closure and a                      
           3    domed-shaped disposable plastic cap with an opening in it, cannot constitute                  
           4    patentable invention unless each element of the combination performs an                       
           5    “additional or different function in the combination [other] than they                        
           6    perform out of it.”  See, e.g., Great Atlantic & Pacific Tea Co. v.                           
           7    Supermarket Equipment Corp., 340 U.S. 147, 152, 71 S. Ct. 127, 130                            
           8    (1950).  We find no evidence of any such additional or different function in                  
           9    Dart's claimed invention vis-à-vis the prior art tab closures.                                
          10          a.  The Function of Dart’s Tab Closure                                                  
          11          The Summary of Invention in Dart describes the function of the tab                      
          12    closure 14 as simply securing one end of the tab to the cap via the mounting                  
          13    plug 50 and releaseably connecting the other end carrying the drink plug 54                   
          14    to the drink opening 42 such that “the drink plug is sized to be received                     
          15    within the drink opening wherein the user can open and close the lid by                       
          16    removing or inserting the drink plug from the drink opening.”                                 
          17    (Specification   4)                                                                           
          18          Dart's structure and corresponding function are found repeatedly in                     
          19    the prior art.                                                                                
          20          b.  Prior Art Tab Closures Function in the Same Way as Dart                             
          21          The prior art tab closures of Waterbury, Mueller, and Aichert when                      
          22    used in the lid of Freek do what they always have done in these prior art                     
          23    devices, namely, to hold a drink plug in place through the intermediary of a                  
          24    connecting strip connected to the cap when the plug is in an opened                           



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