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:
Sep. 29, 2009

Filed:

May. 24, 2006
Applicants:

Pratibhash Chattopadhyay, North Royalton, OH (US);

Boris Y. Shekunov, Aurora, OH (US);

Adam K. Gibson, Fairlawn, OH (US);

Inventors:

Pratibhash Chattopadhyay, North Royalton, OH (US);

Boris Y. Shekunov, Aurora, OH (US);

Adam K. Gibson, Fairlawn, OH (US);

Assignee:

Ferro Corporation, Waukegan, IL (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Emulsions for use in precipitating water-insoluble drug nanoparticles. The continuous phase of the emulsions include water and an external surfactant. The discontinuous phase of the emulsions include butyl lactate, a co-solvent, an internal surfactant and a water-insoluble drug that is solubilized in the discontinuous phase. The emulsions allow for the precipitation of nanoparticles of water-insoluble drugs that are otherwise difficult or impossible to precipitate using conventional emulsion techniques.


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