Ex parte ALEXANDER et al. - Page 5




          Appeal No. 1997-0674                                                        
          Application No. 08/214,971                                                  

          2, lines 45-52), as by staples (48).  An insert (30) having a               
          slot (46) through which waste is received is disposed inside                
          the inner box.  When the inner box is full, the plastic bag is              
          tucked in over the insert and a cover (64, 80 or 90) is placed              
          inside the inner box to close the container.  Then, the entire              
          container is disposed of.   With regard to the requirements of              
          independent claim 1, Stein does not teach the step of removing              
          the liner containing the waste material from the rigid                      
          container.  With regard to those of independent claims 1 and                
          16, Stein does not teach a liner that is of sufficient                      
          rigidity to be self supporting in the absence of the rigid                  
          container, as well as being substantially impermeable to                    
          liquids and substantially resistant to chemical degradation.                
          In this regard, the inner box of Stein is not impermeable to                
          liquids and resistant to chemicals; that which is, the plastic              
          liner, is not self supporting.                                              
               A tank especially suited for transporting slurries such                
          as wine grapes is the subject of the Gallo reference.  It                   
          comprises a rigid frame (5) within which is a plastic                       
          container (4).  Whether or not the container is self                        
          supporting in the absence of the frame is not explicitly                    

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