Importance

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Abstract

A slide-zipper assembly, a method of attaching the slide-zipper assembly to thermoplastic film, and a method of making slide-zippered packages are provided. According to the first aspect of the present invention, the slide-zipper assembly is comprised of a reclosable zipper and an optional slider. The reclosable zipper includes a first profile interlockable with a second profile. Each profile includes an interlocking member and a flange extending from the interlocking member on one side thereof at the bottom of the zipper. The interlocking members are interlockable with one another. The zipper flanges are wrapped around the zipper and joined together at the top of the zipper. The slider straddles the zipper and is adapted to open the zipper as it is moved therealong in an opening direction and to close the zipper as it is moved therealong in a closing direction. According to the second aspect of the present invention, lengths of the reclosable zipper are attached to thermoplastic film via the connected flanges. The zipper-equipped thermoplastic film may then be fed into an FFS machine or the like or rolled up for later use. According to the third aspect of the present invention, the reclosable zipper-equipped thermoplastic film is fed into an FFS machine or the like where it is made into reclosable packages.

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First Claim