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 5Page: Previous 1 2 3 4 5 6 7 8 9 10 NextLast modified: November 3, 2007