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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.:

US 9175906 B1

PDFFull Text
Date of Patent:
Nov. 03, 2015

Filed:

Aug. 12, 2003

Drug particles from freezing onto a surface

Applicants:

Brian D. Scherzer, Midland, MI (US);

Jonathan C. Evans, Midland, MI (US);

James E. Hitt, Midland, MI (US);

Inventors:

Brian D. Scherzer, Midland, MI (US);

Jonathan C. Evans, Midland, MI (US);

James E. Hitt, Midland, MI (US);

Assignee:

BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM, Austin, TX (US);

Attorney:

Parker Highlander PLLC

Primary Examiner:

Ali Soroush

Int. Cl.
CPC ...
A61K 9/14 (2006.01); F26B 17/28 (2006.01); A61K 9/16 (2006.01); A61K 9/19 (2006.01); A61K 31/38 (2006.01); F26B 5/06 (2006.01); A61K 6/00 (2006.01); A61K 9/50 (2006.01);
U.S. Cl.
CPC ...
F26B 17/284 (2013.01); A61K 9/14 (2013.01); A61K 9/1688 (2013.01); A61K 9/19 (2013.01); A61K 31/38 (2013.01); F26B 5/065 (2013.01); A61K 6/0008 (2013.01); A61K 9/145 (2013.01); A61K 9/1694 (2013.01); A61K 9/5089 (2013.01);
Abstract

The present invention is a method for preparing micron-sized or submicron-sized drug particles comprising contacting a solution comprising a poorly water soluble drug substance and at least one freezable organic solvent with a cold surface so as to freeze the solution; and removing the organic solvent. The resulting particles are also disclosed, as are several embodiments of an apparatus that can be used in performing the method of the present invention.

Find Patent Forward Citations

Scherzer, Brian. (2015). Drug particles from freezing onto a surface (U.S. Patent No. 9175906). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9175906

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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