Seal for roll-on dispenser
US5248213A · kind A · utility
8Cited by
9References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 27, 1992 |
| Grant date | Sep 28, 1993 |
| Priority date | — |
| Expiry date | Jan 27, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA45D34/041
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A seal means for a roll-on liquid dispenser in the form of an expansible web which elongates biaxially to overlay the roller and seal the dispensing passage when a dispenser closure is moved to a closed position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.