Devices and housings for test sample preparation
US6878343B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 12, 2001 |
| Grant date | Apr 12, 2005 |
| Priority date | — |
| Expiry date | Dec 24, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T436/2575
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The description describes a test sample preparation device comprising a housing, a filter assembly disposed over an opening in the housing and including a plurality of wells, a sampler tray removably disposed in the housing, and a plurality of vials removably coupled to the sampler tray and being in liquid receiving relationship with the wells. A filter assembly is also disclosed and which comprises a cover defining an impervious wall and plurality of wells formed in the wall, each wall having first and second open ends, the second open end of the well comprising a tubular protrusion. A housing is also disclosed and comprises a generally cylindrical body, a vacuum channel providing fluid communication between the interior and the exterior of the cylindrical body, and a key mechanism including a post having first and second ends, the key mechanism being arranged to orient a sampler tray and vials with respect to the housing. A method for simultaneously preparing multiple test samples for automated liquid chromatography and a method for automated liquid chromatography are also disclosed and comprise depositing test samples into a plurality of wells, simultaneously passing the test sa…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.