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:
Oct. 07, 2014
Filed:
Nov. 17, 2010
Applicants:
Ludwig C. Nitsche, Chicago, IL (US);
Ying Liu, Chicago, IL (US);
Inventors:
Ludwig C. Nitsche, Chicago, IL (US);
Ying Liu, Chicago, IL (US);
Assignee:
The Board of Trustees of the University of Illinois, Urbana, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 9/14 (2006.01); A61K 47/30 (2006.01); A61K 38/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Toroidal-spiral shaped particles, their method of manufacture, and uses thereof are disclosed. The toroidal-spiral particles can contain at least one active agent, such as a drug, and provide a controlled, sustained release of the active agent.