Tube liquid dispenser
US5259956A · kind A · utility
14Cited by
4References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 2, 1992 |
| Grant date | Nov 9, 1993 |
| Priority date | — |
| Expiry date | Jun 2, 2012 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01L3/569
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A tube liquid dispenser includes a resilient tube, a filter positioned in the tube at one end, a flange of sealing material extending radially around the outer circumference of the tube, and an opposite end closed except for a dispensing opening of a size through which liquid passes only upon the application of pressure to the liquid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.