Xiaowen Guo

Person

Shanghai, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Method for preparing brivaracetam and intermediate thereof
- Patent number 12,116,342
- Issue date Oct 15, 2024
- Zhejiang Huahai Pharmaceutical Co., Ltd.
- Haisheng Fan
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for preparing elagolix intermediate and composition thereof
- Patent number 11,365,178
- Issue date Jun 21, 2022
- Zhejiang Huahai Pharmaceutical Co., Ltd
- Hu Su
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation methods for palbociclib free base crystal form A and cr...
- Patent number 10,766,895
- Issue date Sep 8, 2020
- Zhejiang Huahai Pharmaceutical Co., Ltd
- Haisheng Fan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Suvorexant intermediate and preparation method thereof
- Patent number 10,618,891
- Issue date Apr 14, 2020
- Zhejiang Huahai Pharmaceutical Co., Ltd.
- Jianping Lin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation methods for palbociclib free base crystal form A and cr...
- Patent number 10,329,290
- Issue date Jun 25, 2019
- Zhejiang Huahai Pharmaceutical Co., Ltd
- Haisheng Fan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for preparing canagliflozin intermediate 2-(2-methyl-5-bromo...
- Patent number 9,951,036
- Issue date Apr 24, 2018
- Shanghai Syncores Technologies Inc. Ltd.
- Wenjing Liao
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PREPARING BRIVARACETAM AND INTERMEDIATE THEREOF
- Publication number 20230174478
- Publication date Jun 8, 2023
- Shanghai Syncores Technologies Inc. Ltd
- Yipeng ZHAN
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PREPARING LURASIDONE HYDROCHLORIDE
- Publication number 20230037151
- Publication date Feb 2, 2023
- Zhejiang Huahai Pharmaceutical Co., Ltd.
- Yikai ZHANG
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PREPARING BRIVARACETAM AND INTERMEDIATE THEREOF
- Publication number 20220048856
- Publication date Feb 17, 2022
- ZHEJIANG HUAHAI PHARMACEUTICAL CO., LTD
- Haisheng FAN
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PREPARING ELAGOLIX INTERMEDIATE AND COMPOSITION THEREOF
- Publication number 20200369625
- Publication date Nov 26, 2020
- ZHEJIANG HUAHAI PHARMACEUTICAL CO., LTD
- Hu Su
- C07 - ORGANIC CHEMISTRY
Information Patent Application
NOVEL PREPARATION METHOD FOR ANTI-GOUT DRUG LESINURAD, AND KEY INTE...
- Publication number 20200062720
- Publication date Feb 27, 2020
- Zhejiang Huahai Pharmaceutical Co., Ltd
- Qing LI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PREPARATION METHODS FOR PALBOCICLIB FREE BASE CRYSTAL FORM A AND CR...
- Publication number 20190263809
- Publication date Aug 29, 2019
- ZHEJIANG HUAHAI PHARMACEUTICAL CO., LTD
- Haisheng Fan
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SUVOREXANT INTERMEDIATE AND PREPARATION METHOD THEREOF
- Publication number 20190040052
- Publication date Feb 7, 2019
- Zhejiang Huahai Pharmaceutical Co., Ltd.
- Jianping Lin
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PREPARATION METHODS FOR PALBOCICLIB FREE BASE CRYSTAL FORM A AND CR...
- Publication number 20180319790
- Publication date Nov 8, 2018
- ZHEJIANG HUAHAI PHARMACEUTICAL CO., LTD
- Haisheng Fan
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR PREPARING CANAGLIFLOZIN INTERMEDIATE 2-(2-METHYL-5-BROMO...
- Publication number 20170044129
- Publication date Feb 16, 2017
- ZHEJIANG HUAHAI PHARMACEUTICAL CO., LTD.
- Wenjing Liao
- C07 - ORGANIC CHEMISTRY

Xiaowen Guo

Person

Patents Grantslast 30 patents

Method for preparing brivaracetam and intermediate thereof

Method for preparing elagolix intermediate and composition thereof

Preparation methods for palbociclib free base crystal form A and cr...

Suvorexant intermediate and preparation method thereof

Preparation methods for palbociclib free base crystal form A and cr...

Method for preparing canagliflozin intermediate 2-(2-methyl-5-bromo...

Patents Applicationslast 30 patents

METHOD FOR PREPARING BRIVARACETAM AND INTERMEDIATE THEREOF

METHOD FOR PREPARING LURASIDONE HYDROCHLORIDE

METHOD FOR PREPARING BRIVARACETAM AND INTERMEDIATE THEREOF

METHOD FOR PREPARING ELAGOLIX INTERMEDIATE AND COMPOSITION THEREOF

NOVEL PREPARATION METHOD FOR ANTI-GOUT DRUG LESINURAD, AND KEY INTE...

PREPARATION METHODS FOR PALBOCICLIB FREE BASE CRYSTAL FORM A AND CR...

SUVOREXANT INTERMEDIATE AND PREPARATION METHOD THEREOF

PREPARATION METHODS FOR PALBOCICLIB FREE BASE CRYSTAL FORM A AND CR...

METHOD FOR PREPARING CANAGLIFLOZIN INTERMEDIATE 2-(2-METHYL-5-BROMO...