Weitong DONG

Person

Shanghai, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Processes useful for the preparation of 1-[3-(4-bromo-2-methyl-2H-p...
- Patent number 10,543,193
- Issue date Jan 28, 2020
- Arena Pharmaceuticals, Inc.
- Marlon Carlos
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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 preparation of spiro[2.5]octane-5,7-dione and spiro...
- Patent number 10,131,618
- Issue date Nov 20, 2018
- Boehringer Ingelheim International GmbH
- Xiangle Jin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
General process for the preparation of 6-substituted or 5,6-disubst...
- Patent number 10,106,506
- Issue date Oct 23, 2018
- Boehringer Ingelheim International GmbH
- Weitong Dong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes useful for the preparation of 1-[3-(4-bromo-2-methyl-2H-p...
- Patent number 10,071,075
- Issue date Sep 11, 2018
- Arena Pharmaceuticals, Inc.
- Marlon Carlos
- 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 preparation of spiro[2.5]octane-5,7-dione and spiro...
- Patent number 9,938,228
- Issue date Apr 10, 2018
- Boehringer Ingelheim International GmbH
- Xiangle Jin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes useful for the preparation of 1-[3-(4-bromo-2-methyl-2H-p...
- Patent number 9,745,270
- Issue date Aug 29, 2017
- Arena Pharmaceuticals, Inc.
- Marlon Carlos
- 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
Processes useful for the preparation of 1-[3-(4-bromo-2-methyl-2H-p...
- Patent number 9,353,064
- Issue date May 31, 2016
- Arena Pharmaceuticals, Inc.
- Marlon Carlos
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes useful for the preparation of 1-[3-(4-bromo-2-methyl-2H-p...
- Patent number 9,126,946
- Issue date Sep 8, 2015
- Arena Pharmaceuticals, Inc.
- Marlon Carlos
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PROCESSES USEFUL FOR THE PREPARATION OF 1-[3-(4-BROMO-2-METHYL-2H-P...
- Publication number 20200138784
- Publication date May 7, 2020
- Arena Pharmaceuticals, Inc.
- Marlon CARLOS
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PROCESSES USEFUL FOR THE PREPARATION OF 1-[3-(4-BROMO-2-METHYL-2H-P...
- Publication number 20180344698
- Publication date Dec 6, 2018
- Arena Pharmaceuticals, Inc.
- Marlon CARLOS
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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
A GENERAL PROCESS FOR THE PREPARATION OF 6-SUBSTITUTED OR 5,6-DISUB...
- Publication number 20180186741
- Publication date Jul 5, 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 20180179142
- Publication date Jun 28, 2018
- Boehringer Ingelheim International GmbH
- Xiangle JIN
- 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
PROCESSES USEFUL FOR THE PREPARATION OF 1-[3-(4-BROMO-2-METHYL-2H-P...
- Publication number 20180072680
- Publication date Mar 15, 2018
- Arena Pharmaceuticals, Inc.
- Marlon Carlos
- 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
PROCESSES USEFUL FOR THE PREPARATION OF 1-[3-(4-BROMO-2-METHYL-2H-P...
- Publication number 20170057924
- Publication date Mar 2, 2017
- Arena Pharmaceuticals, Inc.
- Marlon Carlos
- 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
PROCESSES USEFUL FOR THE PREPARATION OF 1-[3-(4-BROMO-2-METHYL-2H-P...
- Publication number 20150210648
- Publication date Jul 30, 2015
- Arena Pharmaceuticals
- Marlon CARLOS
- 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
PROCESSES USEFUL FOR THE PREPARATION OF 1-[3-(4-BROMO-2-METHYL-2H-P...
- Publication number 20110207790
- Publication date Aug 25, 2011
- Marlon Carlos
- C07 - ORGANIC CHEMISTRY

Weitong DONG

Person

Patents Grantslast 30 patents

Processes useful for the preparation of 1-[3-(4-bromo-2-methyl-2H-p...

Process for the manufacture of 4-aminobenzoamidine dihydrochloride

Process for the preparation of (r)-8-(3-aminopiperidin-1-yl)-7-(but...

Process for the preparation of spiro[2.5]octane-5,7-dione and spiro...

General process for the preparation of 6-substituted or 5,6-disubst...

Processes useful for the preparation of 1-[3-(4-bromo-2-methyl-2H-p...

Process for the manufacture of 4-aminobenzoamidine dihydrochloride

Process for the preparation of spiro[2.5]octane-5,7-dione and spiro...

Processes useful for the preparation of 1-[3-(4-bromo-2-methyl-2H-p...

Process for the manufacture of 3-oxo-tetrahydrofuran

Process for the manufacture of 4-aminobenzoamidine dihydrochloride

Processes useful for the preparation of 1-[3-(4-bromo-2-methyl-2H-p...

Processes useful for the preparation of 1-[3-(4-bromo-2-methyl-2H-p...

Patents Applicationslast 30 patents

PROCESSES USEFUL FOR THE PREPARATION OF 1-[3-(4-BROMO-2-METHYL-2H-P...

PROCESSES USEFUL FOR THE PREPARATION OF 1-[3-(4-BROMO-2-METHYL-2H-P...

NOVEL PROCESS FOR THE MANUFACTURE OF 4-AMINOBENZOAMIDINE DIHYDROCHL...

A GENERAL PROCESS FOR THE PREPARATION OF 6-SUBSTITUTED OR 5,6-DISUB...

Novel process for the preparation of spiro[2.5]octane-5,7-dione and...

PROCESS FOR THE PREPARATION OF A XANTHINE-BASED COMPOUND

PROCESSES USEFUL FOR THE PREPARATION OF 1-[3-(4-BROMO-2-METHYL-2H-P...

NOVEL PROCESS FOR THE PREPARATION OF SPIRO[2.5]OCTANE-5,7-DIONE AND...

PROCESSES USEFUL FOR THE PREPARATION OF 1-[3-(4-BROMO-2-METHYL-2H-P...

NOVEL PROCESS FOR THE MANUFACTURE OF 4-AMINOBENZOAMIDINE DIHYDROCHL...

PROCESSES USEFUL FOR THE PREPARATION OF 1-[3-(4-BROMO-2-METHYL-2H-P...

NOVEL PROCESS FOR THE MANUFACTURE OF 3-OXO-TETRAHYDROFURAN

SYNTHESIS OF 2,4-DICHLORO-5-TRIFLUOROMETHYL-PYRIMIDINE

NOVEL PROCESS FOR THE MANUFACTURE OF 4-AMINOBENZOAMIDINE DIHYDROCHL...

PROCESSES USEFUL FOR THE PREPARATION OF 1-[3-(4-BROMO-2-METHYL-2H-P...