US Patent 7712638 Dual overlapping flip top closure assembly

A closure for a container having a mouth wherein the closure is adapted for sealable connection to the mouth of the container and includes an end wall at the upper end of the skirt for closing the mouth when the closure is mounted to the container. The closure includes an opening in the end wall for dispensing a product held by the container and a first flap that has at least one flap aperture that is smaller than the opening. The first flap is adapted for selectively opening and closing the opening. A second flap is adapted for overlaying the first flap and includes a first state wherein one or more of the flap apertures in the first flap are open and a second state wherein the flap apertures in the first flap are sealed.