Assignee
MINIGRIP INC
US132 patents
Top patents by PatentIndex Score
US5509734AApr 23, 1996
Wedge activated zipper
MINIGRIP INC196 citations99
US5435864AJul 25, 1995
Reclosable zipper with tamper evident feature
MINIGRIP INC167 citations99
US5425216AJun 20, 1995
Method of making reclosable plastic bags on a form, fill and seal machine with open zipper profiles
MINIGRIP INC167 citations99
US5259904ANov 9, 1993
Oscillating grip strip for recloseable plastic bags and method and apparatus for making the same
MINIGRIP INC131 citations99
US5211482AMay 18, 1993
Closure for post filling application to packaging
MINIGRIP INC203 citations99
US4925316AMay 15, 1990
Reclosable bag having an outer reclosable zipper type closure and inner non-reclosable closure
MINIGRIP INC267 citations99
US4894975AJan 23, 1990
Method and apparatus for making reclosable bags with fastener strips in a form fill and seal machine
MINIGRIP INC288 citations99
US4892414AJan 9, 1990
Bags with reclosable plastic fastener having automatic sealing gasket means
MINIGRIP INC175 citations99
US4876842AOct 31, 1989
Method of and apparatus for packaging product masses in a form, fill and seal machine
MINIGRIP INC188 citations99
US4807300AFeb 21, 1989
Plastic zipper bag with anchor-socket attachment arrangement
MINIGRIP INC134 citations99
US4786190ANov 22, 1988
Reclosable package having outer reclosable closure and inner non-reclosable closure
MINIGRIP INC233 citations99
US4736451AApr 5, 1988
Extruded zipper having combination stabilizing and differential opening means
MINIGRIP INC158 citations99
US4709533ADec 1, 1987
Method and apparatus for making reclosable bags in a form, fill and seal machine
MINIGRIP INC190 citations99
US4691373ASep 1, 1987
Zipper closure with unitary adhesive cover sheet
MINIGRIP INC172 citations99
US4601694AJul 22, 1986
Thin wall reclosable bag material and method of making same
MINIGRIP INC213 citations99
US4528224AJul 9, 1985
Method of making multiple reclosable bag material
MINIGRIP INC167 citations99
US4430070AFeb 7, 1984
Method of and apparatus for uninterruptedly assembling components for making bags
MINIGRIP INC177 citations99
US4355494AOct 26, 1982
Reclosable bags, apparatus and method
MINIGRIP INC248 citations99
US5412924AMay 9, 1995
Method of making reclosable plastic bags on a form, fill and seal machine
MINIGRIP INC136 citations98
US4844759AJul 4, 1989
Method of and means for applying reclosable fasteners to plastic film
MINIGRIP INC131 citations98
US4812074AMar 14, 1989
Apparatus for making bag material
MINIGRIP INC182 citations98
US4787880ANov 29, 1988
Method of making extruded zipper strips and bags containing the same
MINIGRIP INC137 citations98
US4736450AApr 5, 1988
Gusseted bags with reclosure features
MINIGRIP INC138 citations98
US4709398ANov 24, 1987
Chain bags, method and apparatus
MINIGRIP INC141 citations98
US4673383AJun 16, 1987
Fusible rib bonding of fasteners to substrate
MINIGRIP INC193 citations98
US4586319AMay 6, 1986
Method of and means for easy opening bags
MINIGRIP INC140 citations98
US4890935AJan 2, 1990
Leak resistant zipper
MINIGRIP INC143 citations97
US5573614ANov 12, 1996
Method for stabilizing a plastic zipper during attachment to a film
MINIGRIP INC87 citations96
US5551208ASep 3, 1996
Method for applying zipper to film at tube on a form-fill-and-seal
MINIGRIP INC94 citations96
US5462360AOct 31, 1995
Stabilizing wedge zipper with high melt index interlayer
MINIGRIP INC51 citations96
USRE34905EApr 18, 1995
Method and apparatus for making reclosable bags in a form, fill and seal machine
MINIGRIP INC92 citations96
US5382094AJan 17, 1995
Reclosable plastic bag with oscillating grip strip
MINIGRIP INC100 citations96
USRE34554EMar 1, 1994
Bags with reclosable plastic fastener having automatic sealing gasket means
MINIGRIP INC104 citations96
US5211481AMay 18, 1993
Closure for sliderless zipper bags
MINIGRIP INC100 citations96
US5209574AMay 11, 1993
Reclosable plastic bag with sliderless zipper
MINIGRIP INC103 citations96
US5023122AJun 11, 1991
Easy open bag structure
MINIGRIP INC112 citations96
US4929225AMay 29, 1990
Method of making bags and bag material having hinged zipper strips
MINIGRIP INC101 citations96
US4878763ANov 7, 1989
Double hinge zipper construction
MINIGRIP INC93 citations96
US4850178AJul 25, 1989
Device for opening a double link bag chain
MINIGRIP INC82 citations96
US4848928AJul 18, 1989
Package with reclosable fin and method
MINIGRIP INC62 citations96
US4846585AJul 11, 1989
Easy open bag structure
MINIGRIP INC96 citations96
US4840611AJun 20, 1989
Gusseted bags with reclosure features
MINIGRIP INC122 citations96
US4835835AJun 6, 1989
Method and apparatus for making extruded separable fastener with reactivatable adhesive
MINIGRIP INC66 citations96
US4832505AMay 23, 1989
Tamper evident link bags
MINIGRIP INC121 citations96
US4817188AMar 28, 1989
Bag with separate attached zipper and method of making
MINIGRIP INC119 citations96
US4793487ADec 27, 1988
Dispensing of bags initially joined head-to-head
MINIGRIP INC57 citations96
US4792240ADec 20, 1988
Extruded zipper strips for bags
MINIGRIP INC117 citations96
US4791710ADec 20, 1988
Self-aligning closable extruded profile plastic fastener and method
MINIGRIP INC135 citations96
US4790126ADec 13, 1988
Fill and seal machine for reclosable bags
MINIGRIP INC97 citations96
US4731911AMar 22, 1988
Extruded closure strip carrying reactivatable adhesive layer
MINIGRIP INC101 citations96
Showing the top 50 of 132 patents by PatentIndex Score.