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:
Jan. 15, 2019
Filed:
Mar. 12, 2013
Applicant:
Regents of the University of Minnesota, Minneapolis, MN (US);
Inventors:
Chun Wang, Minneapolis, MN (US);
Wenshou Wang, Quincy, MA (US);
John R. Ohlfest, Minneapolis, MN (US);
Assignee:
Regents of the University of Minnesota, Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 47/34 (2017.01); C08G 63/664 (2006.01); A61K 9/51 (2006.01); A61K 9/00 (2006.01); A61K 9/14 (2006.01); A61K 31/192 (2006.01); A61K 31/437 (2006.01); A61K 38/38 (2006.01); A61K 39/00 (2006.01); C08G 65/332 (2006.01);
U.S. Cl.
CPC ...
A61K 47/34 (2013.01); A61K 9/0019 (2013.01); A61K 9/0024 (2013.01); A61K 9/5153 (2013.01); A61K 31/192 (2013.01); A61K 31/437 (2013.01); A61K 38/385 (2013.01); A61K 39/0005 (2013.01); C08G 63/664 (2013.01); C08G 65/3322 (2013.01);
Abstract
The invention provides semi-solid systems for delivering biologically active materials that include a polymer comprising 1) one or more units of formula Ia, IIa, or IIIa: (formula Ia, IIa, IIIa) and 2) one or more units comprising polycaprolactone; wherein R and Rhave any of the values defined in the application.