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:
Aug. 29, 2017

Filed:

Sep. 22, 2008
Applicants:

Jean-louis Viovy, Paris, FR;

Max Chabert, Chambery, FR;

Inventors:

Jean-Louis Viovy, Paris, FR;

Max Chabert, Chambery, FR;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 13/02 (2006.01); B01J 13/04 (2006.01);
U.S. Cl.
CPC ...
B01J 13/04 (2013.01);
Abstract

A method for encapsulating or sorting colloidal objects, comprising the step of flowing said objects in a first flow stream partly or fully surrounded by at least one second flow stream in a channel comprising a narrow strait, wherein along an elongated part of the path of said first flow stream either (a) the bidimensional size of said first flow stream is smaller than the largest bidimensional size of at least some of said objects, either (b) the smallest unidimensional size of said first flow stream is smaller than the largest unidimensional size of at least some of said objects, either (c) said first flow stream is splitting, in the absence of said objects, into droplets with a volume smaller than the volume of at least some of said objects, or (d) said first flow stream would have in the absence of said particles, a shape that cannot entirely encompass some of said objects.


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