Patent · US Expired

Tamperproof overcap

US4271972A · kind A · utility

46Cited by
3References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 24, 1979
Grant dateJun 9, 1981
Priority date
Expiry dateJul 24, 1999

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65D55/0863
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A tamperproof, molded plastic overcap for a container having a plug closure.

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