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Liyu Wang
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Dongli District, Tianjin, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Crystal forms of thiophene derivatives
Patent number
12,180,222
Issue date
Dec 31, 2024
Tianjin Hemay Pharmaceutical Co., Ltd.
Donglei Zhang
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Solid forms of thiophene derivatives
Patent number
11,396,518
Issue date
Jul 26, 2022
Tianjin Hemay Pharmaceutical Co., Ltd.
Donglei Zhang
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Crystal forms of thiophene derivatives
Patent number
11,274,104
Issue date
Mar 15, 2022
Tianjin Hemay Pharmaceutical Co., Ltd.
Donglei Zhang
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
SOLID FORMS OF THIOPHENE DERIVATIVES
Publication number
20210380600
Publication date
Dec 9, 2021
Tianjin Hemay Pharmaceutical CO.,LTD
Donglei Zhang
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CRYSTAL FORMS OF THIOPHENE DERIVATIVES
Publication number
20210238191
Publication date
Aug 5, 2021
TIANJIN HEMAY PHARMACEUTICAL CO., LTD.
Donglei ZHANG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CRYSTAL FORMS OF THIOPHENE DERIVATIVES
Publication number
20210230181
Publication date
Jul 29, 2021
TIANJIN HEMAY PHARMACEUTICAL SCI-TECH CO., LTD
Donglei ZHANG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CRYSTAL FORMS OF THIOPHENE DERIVATIVES
Publication number
20210139498
Publication date
May 13, 2021
TIANJIN HEMAY PHARMACEUTICAL SCI-TECH CO., LTD
Donglei Zhang
C07 - ORGANIC CHEMISTRY