Container and closure having tamper-proof feature
US4417666A · kind A · utility
27Cited by
3References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 22, 1982 |
| Grant date | Nov 29, 1983 |
| Priority date | — |
| Expiry date | Feb 22, 2002 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2401/25
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A container closure which has a cap part with an internal screw thread to engage with an external screw thread on the container, a tear away band connected to the skirt of the cap part to show whether the closure has been tampered with and a captive band connected to the tear away band.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.