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:
Dec. 30, 2014
Filed:
Apr. 28, 2008
Applicants:
Mauro Ferrari, Houston, TX (US);
Xuewu Liu, Sugar Land, TX (US);
Ming-cheng Cheng, Pearland, TX (US);
Inventors:
Mauro Ferrari, Houston, TX (US);
Xuewu Liu, Sugar Land, TX (US);
Ming-Cheng Cheng, Pearland, TX (US);
Assignees:
Board of Regents of the University of Texas System, Austin, TX (US);
The Ohio State University Research Foundation, Columbus, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25F 3/12 (2006.01); A61K 8/25 (2006.01);
U.S. Cl.
CPC ...
C25F 3/12 (2013.01); A61K 8/25 (2013.01);
Abstract
Provided is a particle that includes a first porous region and a second porous region that differs from the first porous region. Also provided is a particle that has a wet etched porous region and that does have a nucleation layer associated with wet etching. Methods of making porous particles are also provided.