Patent · US Active

Contamination barrier

US8709824B2 · kind B2 · utility

0Cited by

8References

9Claims

0Family size

Assignee

QIAGEN GmbH · DE

Inventors

Thomas Rothmann · Langenfeld, DE
Markus Sprenger-Haussels · Mettmann, DE
Petra Benkel · Haan, DE
Sabine Hermes · Erkrath, DE
Friederike Wilmer · Essen, DE

Key dates

Filing date	Jan 24, 2005
Grant date	Apr 29, 2014
Priority date	—
Expiry date	May 2, 2028

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T436/2575
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

The present invention concerns a contamination barrier 5 that permits an efficient and reproducible processing of a high number of samples with the prevention of contamination of aqueous solutions 3 in open and/or automated systems, especially in the ppm range, in that it comprises at least one water immiscible hydrocarbon compound. In addition a method for the prevention of contamination during the processing of aqueous solutions 3 in open and/or automated systems is disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.