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. 29, 2013
Filed:
Oct. 26, 2007
Applicants:
IL Hwan Cho, Seoul, KR;
Yong Sik Youn, Gyeonggi-do, KR;
Seog Beom Song, Gyeonggi-do, KR;
Dong Kwon Lim, Gyeonggi-do, KR;
Inventors:
Il Hwan Cho, Seoul, KR;
Yong Sik Youn, Gyeonggi-do, KR;
Seog Beom Song, Gyeonggi-do, KR;
Dong Kwon Lim, Gyeonggi-do, KR;
Assignee:
CJ Cheiljedang Corporation, , KR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 31/44 (2006.01); C07D 213/803 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed are crystalline S-(−)-amlodipine adipic acid salt anhydrous and a preparation method thereof. The crystalline S-(−)-amlodipine adipic acid salt anhydrous exhibits excellent physical and chemical properties including non-hygroscopicity, solubility, thermal stability, and photostability, and is superior in formulation processability and long-term storage safety.