Patent assignee · US · COMPANY

Minigrip LLC

137Patents
3Active
137Granted
44Portfolio score

Filing activity: Apr 19, 1973 → Oct 21, 2013

Most-cited patents

PatentTitleAreaCited byStatus
US4909017A Reclosable bag material, method and apparatus Emerging Cross-Sectional Technologies 232 Expired
US4617683A Reclosable bag, material, and method of and means for making same Performing Operations; Transporting 225 Expired
US4355494A Reclosable bags, apparatus and method Performing Operations; Transporting 188 Expired
US4655862A Method of and means for making reclosable bags and method therefor Emerging Cross-Sectional Technologies 186 Expired
US4925316A Reclosable bag having an outer reclosable zipper type closure and inner non-reclosable closure Performing Operations; Transporting 177 Expired
US4894975A Method and apparatus for making reclosable bags with fastener strips in a form fill and seal machine Performing Operations; Transporting 174 Expired
US4786190A Reclosable package having outer reclosable closure and inner non-reclosable closure Performing Operations; Transporting 162 Expired
US4601694A Thin wall reclosable bag material and method of making same Emerging Cross-Sectional Technologies 149 Expired
US5509734A Wedge activated zipper Human Necessities 144 Expired
US4709533A Method and apparatus for making reclosable bags in a form, fill and seal machine Performing Operations; Transporting 136 Expired
US4528224A Method of making multiple reclosable bag material Emerging Cross-Sectional Technologies 135 Expired
US5211482A Closure for post filling application to packaging Emerging Cross-Sectional Technologies 129 Expired
US4673383A Fusible rib bonding of fasteners to substrate Emerging Cross-Sectional Technologies 127 Expired
US4876842A Method of and apparatus for packaging product masses in a form, fill and seal machine Performing Operations; Transporting 123 Expired
US5435864A Reclosable zipper with tamper evident feature Emerging Cross-Sectional Technologies 123 Expired
US4812074A Apparatus for making bag material Emerging Cross-Sectional Technologies 118 Expired
US4430070A Method of and apparatus for uninterruptedly assembling components for making bags Emerging Cross-Sectional Technologies 117 Expired
US4691373A Zipper closure with unitary adhesive cover sheet Emerging Cross-Sectional Technologies 110 Expired
US5259904A Oscillating grip strip for recloseable plastic bags and method and apparatus for making the same Emerging Cross-Sectional Technologies 109 Expired
US4736451A Extruded zipper having combination stabilizing and differential opening means Emerging Cross-Sectional Technologies 108 Expired
US4787880A Method of making extruded zipper strips and bags containing the same Emerging Cross-Sectional Technologies 107 Expired
US5425216A Method of making reclosable plastic bags on a form, fill and seal machine with open zipper profiles Performing Operations; Transporting 104 Expired
US4792240A Extruded zipper strips for bags Emerging Cross-Sectional Technologies 104 Expired
US4841603A Reclosable seams for fluid-tight applications Emerging Cross-Sectional Technologies 103 Expired
US4878987A Transverse zipper bag material and method of and means for making same Emerging Cross-Sectional Technologies 100 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.