Patent · US Expired

Plastic closure cap

US5074425A · kind A · utility

13Cited by
5References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 4, 1991
Grant dateDec 24, 1991
Priority date
Expiry dateApr 4, 2011

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65D41/3447
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A closure cap made of plastic is provided with an anti-tamper strip. The closure cap and the anti-tamper strip are connected together by connecting ribs. The connecting ribs are weakened on a side which is oriented towards a prescribed tearing position.

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