Zhengxu Han

Person

Shrewsbury, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Processes for preparing of glucopyranosyl-substituted benzyl-benzen...
- Patent number 10,442,795
- Issue date Oct 15, 2019
- Boehringer Ingelheim International GmbH
- Matthias Eckhardt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for preparing of glucopyranosyl-substituted benzyl-benzen...
- Patent number 9,127,034
- Issue date Sep 8, 2015
- Boehringer Ingelheim International GmbH
- Matthias Eckhardt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for making novel chiral phosphorus ligands
- Patent number 8,816,112
- Issue date Aug 26, 2014
- Boehringer Ingelheim International GmbH
- Zhengxu Han
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparation of trans 4-(3,4-Dichlorophenyl)-1,2,3,4-tet...
- Patent number 8,329,950
- Issue date Dec 11, 2012
- Sunovion Pharmaceuticals Inc.
- Judy Caron
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Processes for preparing of glucopyranosyl-substituted benzyl-benzen...
- Patent number 7,772,191
- Issue date Aug 10, 2010
- Boehringer Ingelheim International GmbH
- Matthias Eckhardt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of preparing amine stereoisomers
- Patent number 7,332,610
- Issue date Feb 19, 2008
- Apsinterm LLC
- Zhengxu Han
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methods of preparing sulfinamides and sulfoxides
- Patent number 7,256,297
- Issue date Aug 14, 2007
- Apsinterm, LLC
- Chris Hugh Senanayake
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of preparing amine stereoisomers
- Patent number 7,129,378
- Issue date Oct 31, 2006
- Apsinterm, LLC
- Zhengxu Han
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methods of preparing sulfinamides and sulfoxides
- Patent number 7,064,214
- Issue date Jun 20, 2006
- Apsinterm LLC
- Chris Hugh Senanayake
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methods of treating or preventing pain using sibutramine metabolites
- Patent number 6,974,838
- Issue date Dec 13, 2005
- Sepracor Inc.
- Chrisantha Hugh Senanayake
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Methods of preparing didesmethylsibutramine and other sibutramine d...
- Patent number 6,894,189
- Issue date May 17, 2005
- Sepracor Inc.
- Chris Hugh Senanayake
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methods of treating or preventing neuropathic pain using sibutramin...
- Patent number 6,710,087
- Issue date Mar 23, 2004
- Sepracor, Inc.
- Chrisantha Hugh Senanayake
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Methods of preparing didesmethylsibutramine and other sibutramine d...
- Patent number 6,610,887
- Issue date Aug 26, 2003
- Sepracor Inc.
- Chris Hugh Senanayake
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Salts of sibutramine metabolites, methods of making sibutramine met...
- Patent number 6,399,826
- Issue date Jun 4, 2002
- Sepracor Inc.
- Chrisantha Hugh Senanayake
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
CYCLOPROPYL ALKYL AMINES AND PROCESS FOR THEIR PREPARATION
- Publication number 20200031753
- Publication date Jan 30, 2020
- Boehringer Ingelheim International GmbH
- Zhengxu HAN
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESSES FOR PREPARING OF GLUCOPYRANOSYL-SUBSTITUTED BENZYL-BENZEN...
- Publication number 20150322053
- Publication date Nov 12, 2015
- Boehringer Ingelheim International GmbH
- Matthias ECKHARDT
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Combinations of Eszopiclone and Trans 4-(3,4-Dichlorophenyl)-1,2,3,...
- Publication number 20140315910
- Publication date Oct 23, 2014
- Judy Caron
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PROCESS FOR MAKING NOVEL CHIRAL PHOSPHORUS LIGANDS
- Publication number 20140135506
- Publication date May 15, 2014
- Boehringer Ingelheim International GmbH
- Zhengxu HAN
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Combinations of Eszopiclone and Trans 4-(3,4-Dichlorophenyl)-1,2,3,...
- Publication number 20130065904
- Publication date Mar 14, 2013
- SUNOVION PHARMACEUTICALS INC.
- Judy CARON
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PROCESS FOR THE SYNTHESIS OF DERIVATIVES OF 3-AMINO-TETRAHYDROFURAN...
- Publication number 20130005962
- Publication date Jan 3, 2013
- Boehringer Ingelheim International GmbH
- Zhengxu Han
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Combinations of Eszopiclone and Trans 4-(3,4-Dichlorophenyl)-1,2,3,...
- Publication number 20120123164
- Publication date May 17, 2012
- SUNOVION PHARMACEUTICALS INC.
- Judy CARON
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PROCESS FOR THE SYNTHESIS OF DERIVATIVES OF 3-AMINO-TETRAHYDROFURAN...
- Publication number 20100317848
- Publication date Dec 16, 2010
- Boehringer Ingelheim International GmbH
- Zhengxu Han
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESSES FOR PREPARING OF GLUCOPYRANOSYL-SUBSTITUTED BENZYL-BENZEN...
- Publication number 20100240879
- Publication date Sep 23, 2010
- Boehringer Ingelheim International GmbH
- Matthias ECKHARDT
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Combinations of Eszopiclone and Trans 4-(3,4-Dichlorophenyl)-1,2,3,...
- Publication number 20080293726
- Publication date Nov 27, 2008
- Sepracor Inc.
- Judy Caron
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Method of Preparing Amine Stereoisomers
- Publication number 20080214870
- Publication date Sep 4, 2008
- Zhengxu Han
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Methods of Preparing Sulfinamides and Sulfoxides
- Publication number 20070293682
- Publication date Dec 20, 2007
- Apsinterm, LLC
- Chris Hugh Senanayake
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method of preparing amine stereoisomers
- Publication number 20060287539
- Publication date Dec 21, 2006
- Zhengxu Han
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Processes for preparing of glucopyranosyl-substituted benzyl-benzen...
- Publication number 20060258749
- Publication date Nov 16, 2006
- Boehringer Ingelheim International GmbH
- Matthias Eckhardt
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Methods of preparing sulfinamides and sulfoxides
- Publication number 20060128767
- Publication date Jun 15, 2006
- Chris Hugh Senanayake
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method of preparing amine stereoisomers
- Publication number 20050165240
- Publication date Jul 28, 2005
- Zhengxu Han
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Methods of treating or preventing pain using sibutramine metabolites
- Publication number 20040180857
- Publication date Sep 16, 2004
- Chrisantha Hugh Senanayake
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Methods of preparing didesmethylsibutramine and other sibutramine d...
- Publication number 20040087660
- Publication date May 6, 2004
- Sepracor Inc.
- Chris Hugh Senanayake
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Methods of preparing sulfinamides and sulfoxides
- Publication number 20030083517
- Publication date May 1, 2003
- Chris Hugh Senanayake
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Methods of preparing didesmethylsibutramine and other sibutramine d...
- Publication number 20020183554
- Publication date Dec 5, 2002
- Chris Hugh Senanayake
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Compositions comprising dopamine reuptake inhibitors and methods of...
- Publication number 20020183281
- Publication date Dec 5, 2002
- Sepracor Inc.
- Chrisantha Hugh Senanayake
- C07 - ORGANIC CHEMISTRY

Zhengxu Han

Person

Patents Grantslast 30 patents

Processes for preparing of glucopyranosyl-substituted benzyl-benzen...

Processes for preparing of glucopyranosyl-substituted benzyl-benzen...

Process for making novel chiral phosphorus ligands

Process for preparation of trans 4-(3,4-Dichlorophenyl)-1,2,3,4-tet...

Processes for preparing of glucopyranosyl-substituted benzyl-benzen...

Method of preparing amine stereoisomers

Methods of preparing sulfinamides and sulfoxides

Method of preparing amine stereoisomers

Methods of preparing sulfinamides and sulfoxides

Methods of treating or preventing pain using sibutramine metabolites

Methods of preparing didesmethylsibutramine and other sibutramine d...

Methods of treating or preventing neuropathic pain using sibutramin...

Methods of preparing didesmethylsibutramine and other sibutramine d...

Salts of sibutramine metabolites, methods of making sibutramine met...

Patents Applicationslast 30 patents

CYCLOPROPYL ALKYL AMINES AND PROCESS FOR THEIR PREPARATION

PROCESSES FOR PREPARING OF GLUCOPYRANOSYL-SUBSTITUTED BENZYL-BENZEN...

Combinations of Eszopiclone and Trans 4-(3,4-Dichlorophenyl)-1,2,3,...

PROCESS FOR MAKING NOVEL CHIRAL PHOSPHORUS LIGANDS

Combinations of Eszopiclone and Trans 4-(3,4-Dichlorophenyl)-1,2,3,...

PROCESS FOR THE SYNTHESIS OF DERIVATIVES OF 3-AMINO-TETRAHYDROFURAN...

Combinations of Eszopiclone and Trans 4-(3,4-Dichlorophenyl)-1,2,3,...

PROCESS FOR THE SYNTHESIS OF DERIVATIVES OF 3-AMINO-TETRAHYDROFURAN...

PROCESSES FOR PREPARING OF GLUCOPYRANOSYL-SUBSTITUTED BENZYL-BENZEN...

Combinations of Eszopiclone and Trans 4-(3,4-Dichlorophenyl)-1,2,3,...

Method of Preparing Amine Stereoisomers

Methods of Preparing Sulfinamides and Sulfoxides

Method of preparing amine stereoisomers

Processes for preparing of glucopyranosyl-substituted benzyl-benzen...

Methods of preparing sulfinamides and sulfoxides

Method of preparing amine stereoisomers

Methods of treating or preventing pain using sibutramine metabolites

Methods of preparing didesmethylsibutramine and other sibutramine d...

Methods of preparing sulfinamides and sulfoxides

Methods of preparing didesmethylsibutramine and other sibutramine d...

Compositions comprising dopamine reuptake inhibitors and methods of...