Patent · US Active

Integrity and functionality test for adsorptive depth filter layers with an inorganic layered double hydroxide

US10386285B2 · kind B2 · utility

1Cited by

3References

9Claims

0Family size

Assignee

Sartorius Stedim Biotech GmbH · DE

Inventors

Rebecca Petersen · Medford, US
Axel Thiefes · Hardegsen, DE
Katrin Kohler · Göttingen, DE
Wolfgang Demmer · Göttingen, DE
Sven Dankenbrink · Bovenden, DE

Key dates

Filing date	Sep 3, 2014
Grant date	Aug 20, 2019
Priority date	—
Expiry date	Nov 14, 2034

Classification

Technology area (CPC G)Physics
CPC primaryG01N2030/889
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

The present invention relates to a method for determining the functionality and integrity of depth filter sheets and depth filter sheet systems comprising inorganic layered double hydroxide for contaminant removal in biotechnological processes.

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