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:
Sep. 17, 2013
Filed:
Oct. 13, 2009
Ramin Haghgooie, Arlington, MA (US);
Patrick Seamus Doyle, Cambridge, MA (US);
Mehmet Toner, Wellesley, MA (US);
Daniel Colin Pregibon, Cambridge, MA (US);
Ramin Haghgooie, Arlington, MA (US);
Patrick Seamus Doyle, Cambridge, MA (US);
Mehmet Toner, Wellesley, MA (US);
Daniel Colin Pregibon, Cambridge, MA (US);
Massachusetts Institute of Technology, Cambridge, MA (US);
The General Hospital Corporation, Boston, MA (US);
Abstract
Techniques are provided to produce and use non-spherical colloidal particles with independently tuned size, shape, flexibility, and chemical properties. A pre-polymer mixture for forming hydrogel particles includes a percentage of PEGDA selected to impart a target stiffness to the particles and includes, a percentage of acrylic acid selected to impart an independent target chemical function to the particles. The mixture also includes a percentage of photo-initiator to polymerize PEGDA upon exposure to a light source to impart an independently selected target size or shape or both to the particles.