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:
Jun. 03, 2025
Filed:
Aug. 30, 2019
Applicant:
SK Chemicals Co., Ltd., Seongnam-si, KR;
Inventors:
Namho Kim, Seongnam-si, KR;
Wonjae Choi, Seongnam-si, KR;
Hunseung Yoo, Seongnam-si, KR;
Soo Min Lee, Seongnam-si, KR;
Yeo-Jin Park, Seongnam-si, KR;
Sung-Hyuk Kim, Seongnam-si, KR;
Jong-su Yoo, Seongnam-si, KR;
Young-me Lee, Seongnam-si, KR;
Assignee:
SK CHEMICALS CO., LTD., Seongnam-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/27 (2006.01); A61K 9/70 (2006.01); A61K 47/02 (2006.01);
U.S. Cl.
CPC ...
A61K 31/27 (2013.01); A61K 9/7084 (2013.01); A61K 47/02 (2013.01);
Abstract
The present invention relates to a patch comprising a high content of rivastigmine per unit area, which can be continuously administered for a long time. The rivastigmine patch according to the present invention is capable of continuous release of rivastigmine for a long period of time, preferably 3 days, more preferably 4 days or more after attachment, and has excellent physical and chemical stability.