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:
Feb. 18, 2014
Filed:
May. 23, 2008
Gert Desmet, Elewijt, BE;
Gert Desmet, Elewijt, BE;
Vrije Universiteit Brussel, Brussels, BE;
Abstract
The present invention relates to a chromatographic separation device comprising a first substrate body carrying a micro-fabricated separation channel recessed on one of its surfaces and covered by a second substrate body, both perforated with connection-holes for the supply and withdrawal of a sample and carrier liquid. The present device is characterized in that said micro-fabricated separation channel is preceded or succeeded by a flow distribution region that is filled with an array of micro-fabricated pillars, having a shape, size and positioning pattern selected such that said flow distribution region has a ratio of transversal to axial permeability of at least 2.