Tamper evident bottle cap
US5913437A · kind A · utility
51Cited by
8References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 1, 1997 |
| Grant date | Jun 22, 1999 |
| Priority date | — |
| Expiry date | Aug 1, 2017 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D41/3428
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A closure cap (10) including a tamper-indicating band (18) with an inwardly and upwardly turned retaining rim (24) having alternately positioned flutes, such as pleats (28) and arcuate portions (30). The pleats (28) are pleated radially outwardly of arcuate portions (30).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.