Patent ID: 7673767

Claim:
A container with a vertical axis ( 70 ), that includes a base ( 4 ) which forms an upwardly opening base recess ( 7 ) and which has an upper end forming a base rim ( 16 ), and that includes a cover ( 2 ) with a top ( 74 ) and bottom ( 72 ), wherein said bottom is constructed to lie lowermost and lie over all of said base recess in a right-side-up position of the cover, wherein; said cover having a channel ( 14 ) in its top, said channel opening upwardly when said cover is right-side-up, and said channel opening downwardly when said cover is turned upside-down to an inverted position wherein said cover top is lowermost, with said cover leaving much of said base recess uncovered in said inverted position; said channel being constructed to closely receive said base rim in said inverted position of the cover; said base has a radially outward extension ( 76 , FIG. 16 ), said cover and extension being formed with one having walls forming a vertically open recess ( 54 ) with an undercut ( 56 ) and the other having a vertically projecting protuberance ( 53 ) with an undercut, with said protuberance projecting into said recess ( 54 ) when the cover is in said inverted position and said base rim lies in said channel, to snap and therefore hold said cover protuberance in said recess.