Patent ID: 7591393

Claim:
A disposable dome lid for mounting upon the substantially circular lip of a disposable drinking cup, the lid comprising: a mounting portion that anchors upon the cup lip; an annular outer sidewall portion sloping upwardly and radially inwardly from said mounting portion thereby providing a volume extension means within said lid; a top wall portion formed at the top of said outer sidewall portion enclosing the top of said outer sidewall portion; a drinking orifice portion extending downward within said top wall portion and adjacent to said outer sidewall portion and adapted to enable drinking from the cup without removal of said lid and permitting the lips of a user to encompass said drinking orifice portion, with the lower lip of said user engaging with said outer sidewall portion; said drinking orifice portion comprising baffles extending downward and terminating above the mounting portion and defining a first opening formed in a first plane and at least one other opening formed in at least one other plane, the first opening and the at least one other opening formed contiguous to one another to form a multiplanar opening in three dimensions, the first opening and the at least one other opening comprise a plurality of contiguous slotted openings, with the baffles being sufficiently flexible to permit the insertion of a drinking straw through the drink-through opening.