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. 29, 2020

Filed:

Oct. 30, 2018
Applicant:

President and Fellows of Harvard College, Cambridge, MA (US);

Inventors:

David A. Weitz, Bolton, MA (US);

Esther Amstad, Lausanne, CH;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F17D 1/20 (2006.01); F15D 1/02 (2006.01); B01L 3/02 (2006.01); B01L 3/00 (2006.01); B01F 5/04 (2006.01); B01F 13/00 (2006.01); B01F 3/08 (2006.01);
U.S. Cl.
CPC ...
F17D 1/20 (2013.01); B01F 3/0807 (2013.01); B01F 5/0478 (2013.01); B01F 13/0059 (2013.01); B01F 13/0061 (2013.01); B01L 3/0241 (2013.01); B01L 3/502784 (2013.01); F15D 1/02 (2013.01); B01F 2215/0431 (2013.01); B01L 2200/0673 (2013.01); B01L 2300/0816 (2013.01);
Abstract

The present invention generally relates to the production of fluidic droplets. Certain aspects of the invention are generally directed to systems and methods for creating droplets by flowing a fluid from a first channel to a second channel through a plurality of side channels. The fluid exiting the side channels into the second channel may form a plurality of droplets, and in some embodiments, at very high droplet production rates. In addition, in some aspects, double or higher-order multiple emulsions may also be formed. In some embodiments, this may be achieved by forming multiple emulsions through a direct, synchronized production method and/or through the formation of a single emulsion that is collected and re-injected into a second microfluidic device to form double emulsions.


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