Patent ID: 8132684
Filing Date: 2012-03-13
Classification: B65D

Abstract:
1. A closure that includes a base wall and a circumferentially continuous skirt having a first portion contiguous with the periphery of said base wall and a second portion frangibly connected to said first portion and internal lugs on said second portion of said skirt to resist removal of the closure from a container in a child-resistant mode of operation, wherein at least said second portion of said skirt has a uniform wall thickness and an undulating circumferential contour that includes alternate outwardly convex and outwardly concave portions, and wherein said internal lugs are disposed within said outwardly concave portions and no breakable connectors join said internal lugs to any other portion of the closure, and said second portion of said skirt being frangibly removable from said first portion to remove said internal lugs from the closure such that the closure is convertible from the child-resistant mode of operation to a non-child resistant mode of operation.