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Shanghai, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Process for the manufacture of 4-aminobenzoamidine dihydrochloride
Patent number
10,280,133
Issue date
May 7, 2019
Boehringer Ingelheim International GmbH
Weitong Dong
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the manufacture of 4-aminobenzoamidine dihydrochloride
Patent number
10,040,750
Issue date
Aug 7, 2018
Boehringer Ingelheim International GmbH
Weitong Dong
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the manufacture of 3-oxo-tetrahydrofuran
Patent number
9,399,629
Issue date
Jul 26, 2016
Boehringer Ingelheim International GmbH
Lidong Xing
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the manufacture of 4-aminobenzoamidine dihydrochloride
Patent number
9,399,616
Issue date
Jul 26, 2016
Boehringer Ingelheim International GmbH
Weitong Dong
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing 6-iodo-2-oxindole
Patent number
8,975,418
Issue date
Mar 10, 2015
Boehringer Ingelheim International GmbH
Wenjian Shi
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
NOVEL PROCESS FOR THE MANUFACTURE OF 4-AMINOBENZOAMIDINE DIHYDROCHL...
Publication number
20180319735
Publication date
Nov 8, 2018
Boehringer Ingelheim International GmbH
Weitong DONG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
NOVEL PROCESS FOR THE PREPARATION OF SPIRO[2.5]OCTANE-5,7-DIONE AND...
Publication number
20170247315
Publication date
Aug 31, 2017
Boehringer Ingelheim International GmbH
Xiangle XIN
C07 - ORGANIC CHEMISTRY
Information
Patent Application
NOVEL PROCESS FOR THE MANUFACTURE OF 4-AMINOBENZOAMIDINE DIHYDROCHL...
Publication number
20160297744
Publication date
Oct 13, 2016
Boehringer Ingelheim International GmbH
Weitong DONG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
NOVEL PROCESS FOR THE MANUFACTURE OF 3-OXO-TETRAHYDROFURAN
Publication number
20140275579
Publication date
Sep 18, 2014
Boehringer Ingelheim International GmbH
Lidong XING
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SYNTHESIS OF 2,4-DICHLORO-5-TRIFLUOROMETHYL-PYRIMIDINE
Publication number
20140135497
Publication date
May 15, 2014
Boehringer Ingelheim International GmbH
Li Liu
C07 - ORGANIC CHEMISTRY
Information
Patent Application
NOVEL PROCESS FOR THE MANUFACTURE OF 4-AMINOBENZOAMIDINE DIHYDROCHL...
Publication number
20140114089
Publication date
Apr 24, 2014
Boehringer Ingelheim International GmbH
Weitong DONG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PREPARING 6-IODO-2-OXINDOLE
Publication number
20140066634
Publication date
Mar 6, 2014
Boehringer Ingelheim International GmbH
Wenjian SHI
C07 - ORGANIC CHEMISTRY