Patent · US Expired

Process for producing surface enhanced membrane

US7807475B2 · kind B2 · utility

1Cited by

3References

22Claims

0Family size

Assignee

Sartorius Stedim Biotech GmbH · DE

Inventors

Hans Beer · Salzhemmendorf, DE
Klaus Froese · Hardegsen, DE
Lothar Knoechelmann · Einbeck, DE
Duane Piechocki · Campion Road, US

Key dates

Filing date	Jan 22, 2002
Grant date	Oct 5, 2010
Priority date	—
Expiry date	May 12, 2023

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T436/255
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A membrane having a refined surface as well as to a process and an apparatus for producing such a membrane, and which is useful, in particular, for rapid diagnostic tests for identifying specific analytes in liquid media.

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