Patent · US Expired

Tamper-evident closure system

US5806700A · kind A · utility

13Cited by
7References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 23, 1996
Grant dateSep 15, 1998
Priority date
Expiry dateAug 23, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S215/901
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A tamper-proof closure construction including a cap having a top wall, a skirt and a plurality of tabs extending from the bottom edge of the skirt. The cap fits over the opening in the neck of a container which neck includes a shelf, cams having portions beneath the shelf extending outwardly from the neck beyond the shelf and all portions of the neck between the shelf and a sealing surface on the end of the neck.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.