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.

Date of Patent:
Dec. 09, 2014

Filed:

Oct. 08, 2012
Applicant:

The Trustees of Princeton University, Princeton, NJ (US);

Inventors:

Lotien Richard Huang, Brookline, NJ (US);

James Christopher Sturm, Princeton, NJ (US);

Robert Hamilton Austin, Princeton, NJ (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01L 3/00 (2006.01); G01N 27/447 (2006.01); G01N 27/44 (2006.01); B07B 1/00 (2006.01); G01N 30/02 (2006.01); G01N 30/00 (2006.01); G01N 30/60 (2006.01);
U.S. Cl.
CPC ...
B07B 1/00 (2013.01); G01N 30/02 (2013.01); G01N 27/44773 (2013.01); B01L 3/5027 (2013.01); G01N 27/44791 (2013.01); G01N 27/44704 (2013.01); G01N 30/0005 (2013.01); G01N 30/6095 (2013.01);
Abstract

The present invention relates to methods and devices for separating particles according to size. More specifically, the present invention relates to a microfluidic method and device for the separation of particles according to size using an array comprising a network of gaps, wherein the field flux from each gap divides unequally into subsequent gaps. In one embodiment, the array comprises an ordered array of obstacles in a microfluidic channel, in which the obstacle array is asymmetric with respect to the direction of an applied field.


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