Patent ID: 7874453

Claim:
A sealed, locked and reopenable cup and lid assembly comprising: a cup having an open circular mouth defined by an upper edge, an inwardly opening locking groove below the upper edge and a frustoconical inner wall portion extending downwardly and diverging outwardly from the locking groove; a resilient circular lid sized to be inserted into the open mouth of the cup and having an outer peripheral lip received with a snap fit in said locking groove, and a frustoconical sealing wall extending downwardly and diverging outwardly from the peripheral lip and sealingly engaging said frustoconical wall portion; circumferentially spaced and rotationally alignable interrupted portions in said locking groove and said peripheral lip which when aligned permit removal of the lid; and at least one tab extending radially from the outer peripheral lip of the lid, said at least one tab comprising a vertical connection piece and a generally horizontal tab body.