Breakage resistant laboratory glassware article
US5580528A · kind A · utility
6Cited by
13References
20Claims
0Family size
Inventor
Key dates
| Filing date | Mar 20, 1995 |
| Grant date | Dec 3, 1996 |
| Priority date | — |
| Expiry date | Mar 20, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01L3/02
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A breakage-resistant form of separatory funnel or other laboratory glassware, such as addition funnel, flask, buret, or chromatography column, is provided. The glassware features an unbreakable plastic stem, preferably removably attached, below the glass stopcock in place of the usual glass stem.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.