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. 21, 2020
Filed:
Dec. 25, 2018
Applicant:
Changzhou Deze Medical Science Co., Ltd, Changzhou, CN;
Inventors:
Houlei Teng, Changzhou, CN;
Wei Wu, Changzhou, CN;
Assignee:
CHANGZHOU DEZE MEDICAL SCIENCE CO., LTD, Changzhou, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07H 1/00 (2006.01); C07H 1/06 (2006.01); C07H 7/04 (2006.01); C07H 7/06 (2006.01); C07D 455/03 (2006.01);
U.S. Cl.
CPC ...
C07H 7/06 (2013.01); C07D 455/03 (2013.01); C07H 1/00 (2013.01); C07H 1/06 (2013.01); C07H 7/04 (2013.01);
Abstract
The present invention provides a mangiferin-6-O-calcium salt and a preparation process thereof. In addition, use of the mangiferin-6-O-calcium salt as defined in claimas an intermediate in the preparation of a mangiferin-6-O-berberine salt is also provided.