Patent · US Expired

Closure cap

US4875594A · kind A · utility

42Cited by
3References
18Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 16, 1988
Grant dateOct 24, 1989
Priority date
Expiry dateDec 16, 2008

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65D41/3419
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A composite closure having a metal shell with metal container engaging lugs and an attached molded plastic tamper evident insert band providing the combination of a pressure resistant seal with a plastic tamper evident indication.

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