High and low volume precision pipettor with improved accuracy
US11872552B2 · kind B2 · utility
0Cited by
3References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 2019 |
| Grant date | Jan 16, 2024 |
| Priority date | — |
| Expiry date | Jan 7, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01L2400/0478
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A pipetting device is disclosed. The pipetting device can include a piston with a stepped profile. The piston can be inserted into a barrel and can have at least two seal elements. The pipetting device can operate in a low volume dispense mode and a high volume dispense mode. The pipetting device can allow for high volumes of liquids to be transferred and also provide for the ability to transfer low volumes of liquids with high precision and accuracy without the need for two or more separate pipettor devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.