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Jiangsu, CN
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last 30 patents
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Patent Grant
Process for preparing R-beta-amino phenylbutyric acid derivatives
Patent number
8,580,997
Issue date
Nov 12, 2013
Jiangsu Hengrui Medicine Co. Ltd.
Piaoyang Sun
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Methods for the preparation of Ivabradine sulfate and form I crysta...
Patent number
8,541,405
Issue date
Sep 24, 2013
Jiangsu Hengrui Medicine Co., Ltd.
Piaoyang Sun
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Resolution of 4,5-dimethoxy-1-(methylaminomenthyl)-benzocyclobutane
Patent number
8,198,485
Issue date
Jun 12, 2012
Jiangsu Hengrui Medicine Co., Ltd.
Piaoyang Sun
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
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Patent Application
METHODS FOR THE PREPARATION OF IVABRADINE SULFATE AND FORM I CRYSTA...
Publication number
20110275614
Publication date
Nov 10, 2011
Piaoyang Sun
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PREPARING R-BETA-AMINO PHENYLBUTYRIC ACID DERIVATIVES
Publication number
20110130587
Publication date
Jun 2, 2011
JIANGSU HENGRUI MEDICINE CO., LTD.
Piaoyang Sun
C07 - ORGANIC CHEMISTRY