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Patents Grants
last 30 patents
Information
Patent Grant
Method for preparing trifluridine
Patent number
11,702,439
Issue date
Jul 18, 2023
Chia Tai Tianqing Pharmaceutical Group Co., Ltd.
Lin Liu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Crystal forms of valsartan disodium salt
Patent number
10,745,363
Issue date
Aug 18, 2020
NANJING NORATECH PHARMACEUTICALS CO., LTD.
Fei Liu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Crystalline form of sacubitril sodium salt
Patent number
10,683,260
Issue date
Jun 16, 2020
NANJING NORATECH PHARMACEUTICALS CO., LTD.
Fei Liu
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
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Patent Application
WATER-SOLUBLE ALLOPREGNANOLONE DERIVATIVE, AND PREPARATION METHOD T...
Publication number
20240383942
Publication date
Nov 21, 2024
NANJING MINOVA PHARMACEUTICAL CO., LTD.
Fei LIU
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
CRYSTAL FORM OF 3-HYDROXY-5-PREGNANE-20-ONE DERIVATIVE, AND PREPARA...
Publication number
20240132536
Publication date
Apr 25, 2024
GERBERA THERAPEUTICS, INC.
Fei LIU
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SALT OF DEMETHYL TRAMADOL AND USE THEREOF
Publication number
20230265044
Publication date
Aug 24, 2023
NANJING NORATECH PHARMACEUTICAL CO., LTD.
Fei LIU
C07 - ORGANIC CHEMISTRY
Information
Patent Application
3-HYDROXY-5-PREGNANE-20-ONE DERIVATIVE AND USE THEREOF
Publication number
20220289788
Publication date
Sep 15, 2022
GERBERA THERAPEUTICS, INC.
Fei LIU
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PREPARING TRIFLURIDINE
Publication number
20210292356
Publication date
Sep 23, 2021
CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD
Lin LIU
C07 - ORGANIC CHEMISTRY
Information
Patent Application
POMALIDOMIDE DERIVATIVE AND PREPARATION METHOD THEREFOR
Publication number
20200199097
Publication date
Jun 25, 2020
NANJING NORATECH PHARMACEUTICALS CO., LTD
Fei LIU
C07 - ORGANIC CHEMISTRY
Information
Patent Application
NEW CRYSTALLINE FORM OF SACUBITRIL SODIUM SALT
Publication number
20190202776
Publication date
Jul 4, 2019
NORATECH PHARMACEUTICALS, INC.
Fei LIU
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CRYSTAL FORMS OF VALSARTAN DISODIUM SALT
Publication number
20190194149
Publication date
Jun 27, 2019
NORATECH PHARMACEUTICALS, INC.
Fei LIU
C07 - ORGANIC CHEMISTRY