Patent ID: 7000791

Claim:
A closure for a pill vial comprising: a closure body configured and arranged to be removably mounted on a pill vial, said closure body including a top surface; a transparent indicator dial rotatably secured to the top surface of the closure body, whereby said indicator dial is rotatably movable relative to said closure body; said indicator dial and said closure body including a plurality of circumferentially spaced mating indexing formations that cooperate to define a plurality of fixed rotational positions of said indicator dial relative to said closure body; a plurality of circumferentially spaced, sequentially increasing indicia of a first color representing a sequentially increasing number of doses of medicine taken during a predetermined time period, said indicia being located on said indicator dial; an indicator element of a second color located on said top surface of said closure body, said closure body top surface, in its entirety, being of substantially the same color as the indicia with the exception of the indicator element; said indicia and said indicator element being circumferentially aligned with said mating indexing formations such that indexing said indicator dial one rotational position advances said indicator element one sequential indicia to indicate one additional dose taken within said predetermined time period.