Patent ID: 6948633

Claim:
A disposable lid for a drinking cup comprising: an annular mounting portion for sealingly engaging the drinking cup, said annular mounting portion including a downwardly extending annular skirt; a tear-back section of the lid extending from said annular skirt to a hinge portion located in a medial portion of the lid; a raised protrusion extending outwardly from an upper surface of the lid; said protrusion being positioned on said tear-back section of the lid between said hinge portion and said annular mounting portion; a recess formed in a medial portion of the lid on the opposite side of said hinge portion from said raised protrusion for receiving said raised protrusion, said recess including at least two end walls and at least two sidewalls, said sidewalls extending from the upper surface of the lid and conversing together forming an apex adjacent the deepest point in said recess; wherein said at least two side walls extend towards said apex at different angles with respect to a vertical plane of said recess including said apex.