Shengmin Su

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Shanghai, CN

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Patents Grantslast 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 preparation of (r)-8-(3-aminopiperidin-1-yl)-7-(but...
- Patent number 10,253,026
- Issue date Apr 9, 2019
- Boenringer 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 4-aminobenzoamidine dihydrochloride
- Patent number 9,399,616
- Issue date Jul 26, 2016
- Boehringer Ingelheim International GmbH
- Weitong Dong
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 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
PROCESS FOR THE PREPARATION OF A XANTHINE-BASED COMPOUND
- Publication number 20180179207
- Publication date Jun 28, 2018
- Weitong DONG
- 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 4-AMINOBENZOAMIDINE DIHYDROCHL...
- Publication number 20140114089
- Publication date Apr 24, 2014
- Boehringer Ingelheim International GmbH
- Weitong DONG
- C07 - ORGANIC CHEMISTRY