Sealed dispensing closure with a sealed penetrator
US5992668A · kind A · utility
21Cited by
79References
23Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 30, 1997 |
| Grant date | Nov 30, 1999 |
| Priority date | — |
| Expiry date | Dec 30, 2017 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2401/25
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A closure is provided for a container and includes a base and a lid. The base includes a body for mounting to the container, and the body defines a dispensing orifice. A tamper-evident seal extends across the dispensing orifice. The lid includes a peripheral frame, a flexible panel, and a penetrator member extending from the panel for penetrating the seal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.