Patent ID: 8899437

Claim:
A closure configured to fit over the opening of a receptacle to form a container, the closure comprising: an inner dosage cup; and an outer cap portion that receives and retains the inner dosage cup, the outer cap portion being rotatable relative to the inner dosage cup and defining at least one viewing window that allows for visual indication of a level of contents within the inner dosage cup, wherein the at least one viewing window extends through a side wall of the outer cap portion such that the inner dosage cup is visible through the side wall when the inner dosage cup is retained within the outer cap portion, wherein the at least one viewing window is at least partially defined by a first horizontal edge having a first height relative to an end wall of the outer cap portion and a second horizontal edge having a second height relative to the end wall, wherein the first height is associated with a first dosage amount for the contents within the inner dosage cup and the second height is associated with a second dosage amount for the contents within the inner dosage cup, and wherein the first height is greater than the second height.