The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 10, 2015
Filed:
Mar. 23, 2012
Applicants:
Dirk Kurowski, Gevelsberg, DE;
Dirk Osterloh, Unna, DE;
Ying Yu, Dortmund, DE;
Inventors:
Assignee:
Boehringer Ingelheim Microparts GmbH, Dortmund, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01N 1/40 (2006.01); B01L 3/00 (2006.01);
U.S. Cl.
CPC ...
G01N 1/4005 (2013.01); B01L 3/50273 (2013.01); B01L 3/502715 (2013.01); B01L 3/502753 (2013.01); B01L 3/502723 (2013.01); B01L 2200/027 (2013.01); B01L 2300/0681 (2013.01); B01L 2300/0816 (2013.01); B01L 2300/0887 (2013.01); B01L 2400/0406 (2013.01); B01L 2400/0487 (2013.01);
Abstract
The invention relates to a device and a method for filtering a liquid sample, wherein first capillary-driven filtration occurs and, after initial filling, pressure-operated filtration is performed by applying a vacuum or a positive pressure.