TIANJIN HEMAY BIO-TECH CO., LTD

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Tianjin, CN

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Patents Grantslast 30 patents

Information Patent Grant
Piperidine-2, 6-dione derivatives and their use as tumor necrosis f...
- Patent number 10,406,147
- Issue date Sep 10, 2019
- Tianjin Hemay Bio-Tech Co., Ltd.
- Hesheng Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Thiophene derivatives
- Patent number 10,385,062
- Issue date Aug 20, 2019
- Tianjin Hemay Bio-Tech Co., Ltd.
- Hesheng Zhang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Piperidine-2, 6-dione derivatives and their use as tumor necrosis f...
- Patent number 10,166,222
- Issue date Jan 1, 2019
- Tianjin Hemay Bio-Tech Co., Ltd.
- Hesheng Zhang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Piperidine-2, 6-dione derivatives and their use as tumor necrosis f...
- Patent number 9,669,015
- Issue date Jun 6, 2017
- Tianjin Hemay Bio-Tech Co., Ltd.
- Hesheng Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Thiophene derivatives
- Patent number 9,630,975
- Issue date Apr 25, 2017
- Tianjin Hemay Bio-Tech Co., Ltd.
- Hesheng Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Cyanoquinoline derivatives
- Patent number 9,187,458
- Issue date Nov 17, 2015
- Tianjin Hemay Bio-Tech Co., Ltd.
- Hesheng Zhang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tetracyclic anthraquinone antibiotic derivatives with high activity...
- Patent number 9,115,165
- Issue date Aug 25, 2015
- Tianjin Hemay Bio-Tech Co., Ltd.
- Hesheng Zhang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Piperidine-2, 6-dione derivatives and their use as tumor necrosis f...
- Patent number 9,085,563
- Issue date Jul 21, 2015
- Tianjin Hemay Bio-Tech Co., Ltd.
- Hesheng Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Thiophene derivatives
- Patent number 8,952,178
- Issue date Feb 10, 2015
- Tianjin Hemay Bio-Tech Co., Ltd.
- Hesheng Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Epirubicin derivatives
- Patent number 8,877,720
- Issue date Nov 4, 2014
- Tianjin Hemay Bio-Tech Co., Ltd.
- Hesheng Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Polymorphs of N-(6-(4-chlorophenoxy)hexyl)-N′-cyano-N″-(4-pyridyl)g...
- Patent number 8,859,594
- Issue date Oct 14, 2014
- Tianjin Hemay Bio-Tech Co., Ltd.
- Hesheng Zhang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Piperidine-2, 6-dione derivatives and their use as tumor necrosis f...
- Patent number 8,637,545
- Issue date Jan 28, 2014
- Tianjin Hemay Bio-Tech Co., Ltd.
- Hesheng Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Use of 5H-thioeno(3,4-c)pyrrole-4,6-dione derivatives as tumor necr...
- Patent number 8,524,742
- Issue date Sep 3, 2013
- Tianjin Hemay Bio-Tech Co., Ltd.
- Hesheng Zhang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polymorphs of donepezil salts, preparation methods and uses thereof
- Patent number 8,501,779
- Issue date Aug 6, 2013
- Tianjin Hemay Bio-Tech Co., Ltd.
- Hesheng Zhang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing Donepezil and its derivatives
- Patent number 8,318,942
- Issue date Nov 27, 2012
- Tianjin Hemay Bio-Tech Co., Ltd.
- Heshang Zhang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
5H-thioeno(3,4-c)pyrrole-4,6-dione derivatives and their use as tum...
- Patent number 8,183,260
- Issue date May 22, 2012
- Tianjin Hemay Bio-Tech Co., Ltd.
- Hesheng Zhang
- C07 - ORGANIC CHEMISTRY

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Patents Applicationslast 30 patents

Information Patent Application
PIPERIDINE-2,6-DIONE DERIVATIVES AND ULCERATIVE COLITIS TREATING
- Publication number 20190389835
- Publication date Dec 26, 2019
- TIANJIN HEMAY BIO-TECH CO., LTD
- Hesheng ZHANG
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PIPERIDINE-2, 6-DIONE DERIVATIVES AND THEIR USE AS TUMOR NECROSIS F...
- Publication number 20190247383
- Publication date Aug 15, 2019
- TIANJIN HEMAY BIO-TECH CO., LTD
- Hesheng Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PIPERIDINE-2, 6-DIONE DERIVATIVES AND THEIR USE AS TUMOR NECROSIS F...
- Publication number 20180050025
- Publication date Feb 22, 2018
- TIANJIN HEMAY BIO-TECH CO., LTD
- Hesheng Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
THIOPHENE DERIVATIVES
- Publication number 20170197982
- Publication date Jul 13, 2017
- TIANJIN HEMAY BIO-TECH CO., LTD.
- Hesheng Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
CYANOQUINOLINE DERIVATIVES
- Publication number 20160185728
- Publication date Jun 30, 2016
- TIANJIN HEMAY BIO-TECH CO., LTD
- Hesheng Zhang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PIPERIDINE-2, 6-DIONE DERIVATIVES AND THEIR USE AS TUMOR NECROSIS F...
- Publication number 20150272940
- Publication date Oct 1, 2015
- TIANJIN HEMAY BIO-TECH CO., LTD
- Hesheng Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Tetracyclic Anthraquinone Derivatives
- Publication number 20150166595
- Publication date Jun 18, 2015
- TIANJIN HEMAY BIO-TECH CO., LTD
- Hesheng Zhang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
THIOPHENE DERIVATIVES
- Publication number 20140255342
- Publication date Sep 11, 2014
- TIANJIN HEMAY BIO-TECH CO., LTD
- Hesheng Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PIPERIDINE-2, 6-DIONE DERIVATIVES AND THEIR USE AS TUMOR NECROSIS F...
- Publication number 20140179737
- Publication date Jun 26, 2014
- TIANJIN HEMAY BIO-TECH CO., LTD
- Hesheng Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
POLYMORPHS OF N-(6-(4-CHLOROPHENOXY)HEXYL)-N'-CYANO-N"-(4-PYRIDYL)G...
- Publication number 20130281494
- Publication date Oct 24, 2013
- TIANJIN MICHELE SCI-TECH DEVELOPMENT CO., LTD
- Hesheng Zhang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
CYANOQUINOLINE DERIVATIVES
- Publication number 20130225579
- Publication date Aug 29, 2013
- TIANJIN HEMAY BIO-TECH CO., LTD
- Hesheng Zhang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
POLYMORPHS OF DALFAMPRIDINE, PREPARATIONS AND USES THEREOF
- Publication number 20130197040
- Publication date Aug 1, 2013
- TIANJIN MICHELE SCI-TECH DEVELOPMENT CO., LTD
- Hesheng Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SALTS OF 3-(4-AMINO-1-OXO-1,3-DIHYDRO-ISOINDOL-2-YL)PIPERIDINE-2,6-...
- Publication number 20130131112
- Publication date May 23, 2013
- TIANJIN MICHELE SCI-TECH DEVELOPMENT CO., LTD
- Hesheng Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Epirubicin Derivatives
- Publication number 20130131001
- Publication date May 23, 2013
- Tianjin Michele Sci-Tech Development Co.,
- Hesheng Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
USE OF 5H-THIOENO(3,4-c)PYRROLE-4,6-DIONE DERIVATIVES AS TUMOR NECR...
- Publication number 20120220631
- Publication date Aug 30, 2012
- TIANJIN HEMAY BIO-TECH CO., LTD
- Hesheng Zhang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
THIOPHENE DERIVATIVES
- Publication number 20120107269
- Publication date May 3, 2012
- Tianjin Hemay Biotech Co., Ltd
- Hesheng Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PHARMACEUTICAL COMPOSITIONS COMPRISING PYRIDYL CYANOGUANIDINE, PROC...
- Publication number 20120029036
- Publication date Feb 2, 2012
- TIANJIN MICHELE SCI-TECH DEVELOPMENT CO., LTD
- Hesheng Zhang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
TETRACYCLIC ANTHRAQUINONE ANTIBIOTIC DERIVATIVES WITH HIGH ACTIVITY...
- Publication number 20110224161
- Publication date Sep 15, 2011
- TIANJIN HEMAY BIO-TECH CO., LTD
- Hesheng Zhang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
SALTS OF 3-(4-AMINO-1-OXO-1,3-DIHYDRO-ISOINDOL-2-YL)PIPERIDINE-2,6-...
- Publication number 20110060010
- Publication date Mar 10, 2011
- TIANJIN HEMAY BIO-TECH CO., LTD
- Hesheng Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
POLYMORPHS OF DONEPEZIL SALTS, PREPARATION METHODS AND USES THEREOF
- Publication number 20100311793
- Publication date Dec 9, 2010
- TIANJIN HEMAY BIO-TECH CO., LTD
- Hesheng Zhang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Novel process for preparing dopenzil and its derivatives
- Publication number 20070072905
- Publication date Mar 29, 2007
- TIAN JIN HEMAY BIO-TECH CO., LTD
- Hesheng Zhang
- C07 - ORGANIC CHEMISTRY

TIANJIN HEMAY BIO-TECH CO., LTD

Organization

Patents Grantslast 30 patents

Piperidine-2, 6-dione derivatives and their use as tumor necrosis f...

Thiophene derivatives

Piperidine-2, 6-dione derivatives and their use as tumor necrosis f...

Piperidine-2, 6-dione derivatives and their use as tumor necrosis f...

Thiophene derivatives

Cyanoquinoline derivatives

Tetracyclic anthraquinone antibiotic derivatives with high activity...

Piperidine-2, 6-dione derivatives and their use as tumor necrosis f...

Thiophene derivatives

Epirubicin derivatives

Polymorphs of N-(6-(4-chlorophenoxy)hexyl)-N′-cyano-N″-(4-pyridyl)g...

Piperidine-2, 6-dione derivatives and their use as tumor necrosis f...

Use of 5H-thioeno(3,4-c)pyrrole-4,6-dione derivatives as tumor necr...

Polymorphs of donepezil salts, preparation methods and uses thereof

Process for preparing Donepezil and its derivatives

5H-thioeno(3,4-c)pyrrole-4,6-dione derivatives and their use as tum...

Patents Applicationslast 30 patents

PIPERIDINE-2,6-DIONE DERIVATIVES AND ULCERATIVE COLITIS TREATING

PIPERIDINE-2, 6-DIONE DERIVATIVES AND THEIR USE AS TUMOR NECROSIS F...

PIPERIDINE-2, 6-DIONE DERIVATIVES AND THEIR USE AS TUMOR NECROSIS F...

THIOPHENE DERIVATIVES

CYANOQUINOLINE DERIVATIVES

PIPERIDINE-2, 6-DIONE DERIVATIVES AND THEIR USE AS TUMOR NECROSIS F...

Tetracyclic Anthraquinone Derivatives

THIOPHENE DERIVATIVES

PIPERIDINE-2, 6-DIONE DERIVATIVES AND THEIR USE AS TUMOR NECROSIS F...

POLYMORPHS OF N-(6-(4-CHLOROPHENOXY)HEXYL)-N'-CYANO-N"-(4-PYRIDYL)G...

CYANOQUINOLINE DERIVATIVES

POLYMORPHS OF DALFAMPRIDINE, PREPARATIONS AND USES THEREOF

SALTS OF 3-(4-AMINO-1-OXO-1,3-DIHYDRO-ISOINDOL-2-YL)PIPERIDINE-2,6-...

Epirubicin Derivatives

USE OF 5H-THIOENO(3,4-c)PYRROLE-4,6-DIONE DERIVATIVES AS TUMOR NECR...

THIOPHENE DERIVATIVES

PHARMACEUTICAL COMPOSITIONS COMPRISING PYRIDYL CYANOGUANIDINE, PROC...

TETRACYCLIC ANTHRAQUINONE ANTIBIOTIC DERIVATIVES WITH HIGH ACTIVITY...

SALTS OF 3-(4-AMINO-1-OXO-1,3-DIHYDRO-ISOINDOL-2-YL)PIPERIDINE-2,6-...

POLYMORPHS OF DONEPEZIL SALTS, PREPARATION METHODS AND USES THEREOF

Novel process for preparing dopenzil and its derivatives