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| Number | Title | Issue Date |
| 8117804 | Method of producing high burst zipper assemblies for large reclosable packages The present disclosure relates to a method for producing a high burst slider zipper which allows for bottom filling of reclosable packages, such as large bags, and further provides increased resistance to damage from the dropping or shock loading of the filled packa... | 02/21/2012 |
| 7963007 | High burst zipper assembly for large reclosable packages The present disclosure relates to a high burst slider zipper which allows for bottom filling of reclosable packages, such as large bags, and further provides increased resistance to damage from the dropping or shock loading of the filled package. This is achieved by... | 06/21/2011 |
| 7937908 | Dual hot melt adhesive systems The present disclosure relates to the use of first and second adhesives for the attachment of zipper flanges to reclosable packages. A first adhesive is typically a reactive, cross-linkable hot melt adhesive while the second adhesive is typically non-cross-linkable ... | 05/10/2011 |
| 7882684 | Method of producing high burst zipper assemblies for large reclosable packages The present disclosure relates to a method for producing a high burst slider zipper which allows for bottom filling of reclosable packages, such as large bags, and further provides increased resistance to damage from the dropping or shock loading of the filled packa... | 02/08/2011 |
| 7866011 | Zipper with fold over elements for reclosable package A zipper assembly for a reclosable package or bag is disclosed. The zipper assembly includes two profiles with flanges and internal interlocking elements on the interior of the flanges. The exterior of one of the flanges includes two exterior parallel press-to-close... | 01/11/2011 |
| 7635222 | Reclosable package having zipper disposed within loop on front wall A package comprising: a receptacle comprising front and rear walls joined to each other at top and bottom cross seals and connected to each other along first and second sides of the receptacle, the front wall comprising a loop that projects outward and that extends ... | 12/22/2009 |
| 7621105 | Method of producing high burst zipper assemblies for large reclosable packages The present disclosure relates to a method for producing a high burst slider zipper which allows for bottom filling of reclosable packages, such as large bags, and further provides increased resistance to damage from the dropping or shock loading of the filled packa... | 11/24/2009 |
| 7585444 | Method for reducing camber in coiled plastic ribbon or tape A method of winding a length of plastic ribbon (such as a zipper of the type used in reclosable packaging) around a cylinder of a spool having a first flange at one end and a second flange at the other end, comprising the following steps: (a) winding the ribbon with... | 09/08/2009 |
| 7540072 | Zipper construction for enhanced sealing The use of coextruded or integral sealing ribs on zipper flanges enhances the quality of the sealing between the flanges and the walls of a reclosable package. The coextruded sealing ribs may be made from sealing resins or similar materials. Additionally, grip strip... | 06/02/2009 |
