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Link Darren R, Weitz David A, Cristobal Azkarte Glader, Cheng Zhengdong, Ahn Keunho: Electronic control of fluidic species. President And Fellows Of Harvard College, Link Darren R, Weitz David A, Cristobal Azkarte Glader, Cheng Zhengdong, Ahn Keunho, OYER Timothy J, March 10, 2005: WO/2005/021151 (89 worldwide citation)

Various aspects of the present invention relate to the control and manipulation of fluidic species, for example, in microfluidic systems. In one aspect, the invention relates to systems and methods for making droplets of fluid surrounded by a liquid, using, for example, electric fields, mechanical a ...


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Stone Howard A, Anna Shelly L, Bontoux Nathalie, Link Darren Roy, Weitz David A, Gitlin Irina, Garstecki Piotr, Diluzio Willow, Whitesides George M, Kumacheva Eugenia: Method and apparatus for fluid dispersion. President And Fellows Of Harvard College, Stone Howard A, Anna Shelly L, Bontoux Nathalie, Link Darren Roy, Weitz David A, Gitlin Irina, Garstecki Piotr, Diluzio Willow, Whitesides George M, Kumacheva Eugenia, OYER Timothy J, January 8, 2004: WO/2004/002627 (79 worldwide citation)

A microfluidic method and device for focusing and/or forming discontinuous sections of similar or dissimilar size in a fluid is provided. The device can be fabricated simply from readily-available, inexpensive material using simple techniques.


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Weitz David A, Link Darren Roy, Utada Andrew S: Method and apparatus for forming multiple emulsions. President And Fellows Of Harvard College, Weitz David A, Link Darren Roy, Utada Andrew S, OYER Timothy J, September 14, 2006: WO/2006/096571 (73 worldwide citation)

The present invention generally relates to multiple emulsions, and to methods and apparatuses for making multiple emulsions. A multiple emulsion generally describes larger droplets that contain one or more smaller droplets therein. The larger droplets may be suspended in a third fluid in some cases. ...


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Agresti Jeremy, Chu Liang Yin, Weitz David A, Kim Jin Woong, Rowat Amy, Sommer Morten, Dantas Gautam, Church George: Assays and other reactions involving droplets. President And Fellows Of Harvard College, Agresti Jeremy, Chu Liang Yin, Weitz David A, Kim Jin Woong, Rowat Amy, Sommer Morten, Dantas Gautam, Church George, OYER Timothy J, September 12, 2008: WO/2008/109176 (73 worldwide citation)

The present invention generally relates to droplets and/or emulsions, such as multiple emulsions. In some cases, the droplets and/or emulsions may be used in assays, and in certain embodiments, the droplet or emulsion may be hardened to form a gel. In some aspects, a heterogeneous assay can be perfo ...


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Gu Frank X, Teply Benjamin A, Langer Robert S, Farokhzad Omid C: Polymers for functional particles. Massachusetts Institute of Technology, The Brigham And Women S Hospital, Gu Frank X, Teply Benjamin A, Langer Robert S, Farokhzad Omid C, OYER Timothy J, November 22, 2007: WO/2007/133807 (68 worldwide citation)

The present invention generally relates to polymers and macromolecules, in particular, to block polymers useful in particles such as nanoparticles. One aspect of the invention is directed to a method of developing nanoparticles with desired properties. In one set of embodiments, the method includes ...


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Ahn Keunho, Chong Henry, Agresti Jeremy, Weitz David A, Link Darren Roy: Fluidic droplet coalescence. President And Fellows Of Harvard College, Ahn Keunho, Chong Henry, Agresti Jeremy, Weitz David A, Link Darren Roy, OYER Timothy J, August 9, 2007: WO/2007/089541 (64 worldwide citation)

The present invention generally relates to methods for the control of fluidic species and, in particular, to the coalescence of fluidic droplets. In certain instances, the methods are microf luidic. In one aspect, the invention relates to methods for causing two or more fluidic droplets within a cha ...


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Link Darren R, Weitz David A, Marquez Sanchez Manuel, Cheng Zhengdong: Formation and control of fluidic species. President And Fellows Of Harvard College, Link Darren R, Weitz David A, Marquez Sanchez Manuel, Cheng Zhengdong, OYER Timothy J, October 28, 2004: WO/2004/091763 (63 worldwide citation)

This invention generally relates to systems and methods for the formation and/or control of fluidic species, and articles produced by such systems and methods. In some cases, the invention involves unique fluid channels, systems, controls, and/or restrictions, and combinations thereof. In certain em ...


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WEITZ DAVID A: Fluid injection. PRESIDENT AND FELLOWS OF HARVARD COLLEGE, Oyer Timothy J, December 29, 2010: WO/2010/151776 (60 worldwide citation)

The present invention generally relates to systems and methods for the control of fluids and, in some cases, to systems and methods for flowing a fluid into and/or out of other fluids. As examples, fluid may be injected into a droplet contained within a fluidic channel, or a fluid may be injected in ...


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Chu Liang Yin, Shum Ho Cheung, Fernandez Nieves Alberto, Utada Andrew S, Santanach, Carreras Enric, Weitz David A: Emulsions and techniques for formation. President And Fellows Of Harvard College, Chu Liang Yin, Shum Ho Cheung, Fernandez Nieves Alberto, Utada Andrew S, Santanach, Carreras Enric, Weitz David A, OYER Timothy J, October 9, 2008: WO/2008/121342 (60 worldwide citation)

The present invention generally relates to emulsions such as multiple emulsions, and to methods and apparatuses for making emulsions, and techniques for using the same. A multiple emulsion generally describes larger droplets that contain one or more smaller droplets therein which, in some cases, can ...