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Yongin-si, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Intermediate for preparing eribulin mesylate and process for prepar...
Patent number
11,142,509
Issue date
Oct 12, 2021
YONSUNG FINE CHEMICAL CO., LTD.
Hyunik Shin
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Intermediate for preparing eribulin mesylate and process for prepar...
Patent number
10,865,212
Issue date
Dec 15, 2020
YONSUNG FINE CHEMICAL CO.. LTD.
Hyoseon Lee
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for preparing treprostinil and intermediate therefor
Patent number
10,800,737
Issue date
Oct 13, 2020
YONSUNG FINE CHEMICAL CO., LTD.
Hyun Ik Shin
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for preparing 3-((2S, 5S)-4-methylene-5-(3-oxopropyl)tetrahy...
Patent number
10,538,539
Issue date
Jan 21, 2020
YONSUNG FINE CHEMICAL CO., LTD.
Hyun Ik Shin
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing prostaglandin derivatives
Patent number
9,126,898
Issue date
Sep 8, 2015
YONSUNG FINE CHEMICAL CO., LTD.
Changyoung Oh
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
INTERMEDIATE FOR PREPARING ERIBULIN MESYLATE AND PROCESS FOR PREPAR...
Publication number
20200361890
Publication date
Nov 19, 2020
YONSUNG FINE CHEMICAL CO., LTD.
Hyunik SHIN
C07 - ORGANIC CHEMISTRY
Information
Patent Application
INTERMEDIATE FOR PREPARING ERIBULIN MESYLATE AND PROCESS FOR PREPAR...
Publication number
20190337964
Publication date
Nov 7, 2019
YONSUNG FINE CHEMICAL CO., LTD.
Hyoseon LEE
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PREPARING TREPROSTINIL AND INTERMEDIATE THEREFOR
Publication number
20190119205
Publication date
Apr 25, 2019
YONSUNG FINE CHEMICAL CO., LTD.
Hyun Ik SHIN
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PREPARING 3-((2S, 5S)-4-METHYLENE-5-(3-OXOPROPYL)TETRAHY...
Publication number
20190023727
Publication date
Jan 24, 2019
YONSUNG FINE CHEMICAL CO., LTD.
Hyun Ik SHIN
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PREPARING PROSTAGLANDIN DERIVATIVES
Publication number
20130253218
Publication date
Sep 26, 2013
YONSUNG FINE CHEMICAL CO., LTD.
Changyoung OH
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PREPARING PROSTAGLANDIN DERIVATIVES
Publication number
20120108839
Publication date
May 3, 2012
YONSUNG FINE CHEMICAL CO., LTD.
Changyoung Oh
C07 - ORGANIC CHEMISTRY