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:
May. 09, 2017
Filed:
Apr. 01, 2013
Applicant:
Zhejiang Hisun Pharmaceutical Co., Ltd., Zhejiang, CN;
Inventors:
Guobin Ren, Shanghai, CN;
Changliang Dai, Zhejiang, CN;
Jinyao Chen, Shanghai, CN;
Feng Chen, Zhejiang, CN;
Minghui Qi, Shanghai, CN;
Wenming Zhu, Zhejiang, CN;
Minghuang Hong, Shanghai, CN;
Hua Bai, Zhejiang, CN;
Assignee:
Zhejiang Hisun Pharmaceutical Co., Ltd., Zhejiang, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07J 17/00 (2006.01);
U.S. Cl.
CPC ...
C07J 17/005 (2013.01); C07B 2200/13 (2013.01);
Abstract
Provided are ginsenoside C-K polymorphic forms and a method for preparing same. The ginsenoside C-K polymorphic forms are crystal form D and crystal form H.