CPC C12M 21/08 (2013.01) [C12M 23/44 (2013.01); C12M 25/10 (2013.01); C12M 29/10 (2013.01); C12M 45/02 (2013.01); C12M 45/09 (2013.01); C12M 47/04 (2013.01); B65D 21/00 (2013.01)] | 18 Claims |
1. A container system comprising:
a cup having;
an open end;
a closed end;
a periphery defined by an outer wall;
an inner wall located radially inward of the outer wall, wherein a height of the inner wall is less than a height of the outer wall;
a floor defining the closed end of the cup;
a hole located in substantially a middle of the floor, wherein the hole is located radially inward of the inner wall so that the inner wall surrounds the hole and the outer wall surrounds the inner wall;
at least two troughs located on an inner surface of the floor of the cup, wherein the at least two troughs are defined by two or more trough walls projecting from the floor towards the open end of the cup, and wherein the two or more trough walls each have a height that is less than the height of the inner wall;
a first mesh screen extending across the hole; and
a second mesh screen extending along an outer surface of the closed end of the cup.
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