US Patent 7850368 Closure device for a reclosable pouch

A reclosable pouch comprises a body portion having first and second pouch walls. A first closure mechanism is disposed on internal sides of the first and second walls. The first closure mechanism includes a first female profile having first and second spaced legs and a first male profile. A second closure mechanism is disposed on the internal sides of the first and second pouch walls. The second closure mechanism includes a second female profile having third and fourth spaced legs and a second male profile. One of the first, second, third, or fourth spaced legs is longer than the other leg of the same female profile. Further, the first and second closure mechanisms comprise differing opening and closing characteristics.