Patent Number: 6,530,870

Title: Methods of manufacturing reclosable packages; and packages made thereby

Abstract: A method of making packages having a reclosable zipper closure by avertical form, fill and seal process. The method includes providing apocket in a film web into which a zipper closure is positioned andattached. The film web is folded and sealed to form side panels and seams,which result in a package. The pocket provides an internal tamperevident-structure for the package. An external tamper evident-structurecan be provided between the distal ends of the mating profiles of thezipper closure.

Inventors: Buchman; James E. (Hortonville, WI), Tilman; Paul A. (Sherwood, WI)


International Classification: B31B 19/00 (20060101); B31B 19/90 (20060101); B65B 9/10 (20060101); B65B 9/20 (20060101); B31B 001/90 ()

Expiration Date: 03/12015