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. 13, 2015
Filed:
May. 27, 2010
Applicants:
Yong Youn Hwang, Suwon-si, KR;
Won Jae Choi, Seoul, KR;
Yeo-jin Park, Seoul, KR;
Joon-gyo OH, Suwon-si, KR;
Inventors:
Yong Youn Hwang, Suwon-si, KR;
Won Jae Choi, Seoul, KR;
Yeo-Jin Park, Seoul, KR;
Joon-gyo Oh, Suwon-si, KR;
Assignee:
SK Chemicals Co., Ltd., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 211/00 (2006.01); A61L 15/16 (2006.01); A61K 31/137 (2006.01); A61K 9/06 (2006.01); A61K 9/70 (2006.01); A61K 47/12 (2006.01); A61K 47/18 (2006.01); A61K 47/20 (2006.01); A61K 47/38 (2006.01);
U.S. Cl.
CPC ...
A61K 31/137 (2013.01); A61K 9/06 (2013.01); A61K 9/7061 (2013.01); A61K 47/12 (2013.01); A61K 47/183 (2013.01); A61K 47/20 (2013.01); A61K 47/38 (2013.01);
Abstract
A transdermal composition comprising tolterodine having improved storage stability is disclosed. The transdermal composition comprising tolterodine contains an antioxidant to stabilize tolterodine and can be stored for a long period of time.