Patent · US Expired

Tamper-evident, flexible, reclosable package

US5456928A · kind A · utility

102Cited by
15References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 10, 1991
Grant dateOct 10, 1995
Priority date
Expiry dateMay 10, 2011

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65D33/34
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A reclosable, hermetically-sealed flexible package which has an inner, hermetic peelable seal and a reclosure seal, typically including interlocking closure strips, is provided with one or more of various tamper-evident features which provide an easily visible and noticeable indication of disruption thereof of the type that would gain access to the reclosure seal.

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