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Patents Grants
last 30 patents
Information
Patent Grant
Composition of polyethylene glycol maleimide derivative and polymer...
Patent number
11,844,842
Issue date
Dec 19, 2023
Jenkem Technology Co., Ltd. (Beijing)
Meina Lin
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Peg linker and ligand drug conjugate
Patent number
11,759,528
Issue date
Sep 19, 2023
Jenkem Technology Co., Ltd. (Beijing)
Yanping Song
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Multi-drug-loading-site, high drug-loading capacity ligand-drug con...
Patent number
11,564,990
Issue date
Jan 31, 2023
Jenkem Technology Co., Ltd. (Beijing)
Yanping Song
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Multi-arm single molecular weight polyethylene glycol, active deriv...
Patent number
11,518,728
Issue date
Dec 6, 2022
Jenkem Technology Co., Ltd. (Tianjin)
Zhen Wei
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for preparing Y-branched hydrophilic polymer carboxylic acid...
Patent number
11,359,089
Issue date
Jun 14, 2022
Jenkem Technology Co., Ltd. (Beijing)
Xiaomeng Chen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Composition of polyethylene glycol maleimide derivative and polymer...
Patent number
11,220,559
Issue date
Jan 11, 2022
Jenkem Technology Co., Ltd. (Beijing)
Hui Zhu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Branched polyethylene glycol epoxy derivative crosslinked sodium hy...
Patent number
11,202,796
Issue date
Dec 21, 2021
Jenkem Technology Co., Ltd. (Tianjin)
Zhen Wei
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Gel of sodium hyaluronate cross-linked by polyethylene glycol epoxy...
Patent number
11,191,870
Issue date
Dec 7, 2021
JENKEM TECHNOLOGY CO., LTD.
Zhen Wei
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
PEGylated thioxanthone photoinitiator and photosensitive resin comp...
Patent number
11,174,239
Issue date
Nov 16, 2021
Jenkem Technology Co., Ltd. (Beijing)
Hui Zhu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Dendritic polyethylene glycol derivative, and preparation method an...
Patent number
11,053,185
Issue date
Jul 6, 2021
Jenkem Technology Co., Ltd. (Tianjin)
Hui Zhu
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Y-type discrete polyethylene glycol derivative and preparation meth...
Patent number
10,858,479
Issue date
Dec 8, 2020
Jenkem Technology Co., Ltd. (Beijing)
Hui Zhu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Conjugate of polyethylene glycol and anesthetic, and preparation me...
Patent number
10,525,143
Issue date
Jan 7, 2020
Jenkem Technology Co., Ltd. (Tianjin)
Jinliang Wang
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Y-type discrete polyethylene glycol derivative and preparation meth...
Patent number
10,464,882
Issue date
Nov 5, 2019
Jenkem Technology Co., Ltd. (Beijing)
Hui Zhu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Alkynyl multi-arm polyethylene glycol derivative
Patent number
10,280,259
Issue date
May 7, 2019
JENKEM TECHNOLOGY CO., LTD.
Meina Lin
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Multi-arm polyethylene glycol-azido derivative
Patent number
10,039,837
Issue date
Aug 7, 2018
Jenkem Technology Co., Ltd. (Tianjin)
Xiaomeng Chen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Stearic acid derivatives and oleic acid derivatives of multi-arm po...
Patent number
9,890,245
Issue date
Feb 13, 2018
Jenkem Technology Co., Ltd. (Tianjin)
Junye Li
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Multi-arm polyethylene glycol derivatives, conjugates and gels of p...
Patent number
9,555,123
Issue date
Jan 31, 2017
JENKEM TECHNOLOGY CO., LTD. TIANJIN BRANCH
Xuan Zhao
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Multi-arm polyethylene glycol derivatives, conjugates and gels of p...
Patent number
9,254,335
Issue date
Feb 9, 2016
JENKEM TECHNOLOGY CO., LTD. TIANJIN BRANCH
Xuan Zhao
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
IONIZABLE LIPID COMPOUND FOR NUCLEIC ACID DELIVERY AND LNP COMPOSIT...
Publication number
20240325521
Publication date
Oct 3, 2024
JENKEM TECHNOLOGY CO., LTD. (TIANJIN)
Jing HAO
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SIRNA SEQUENCE FOR EFFECTIVELY INHIBITING EXPRESSION OF EPIDERMAL G...
Publication number
20230340494
Publication date
Oct 26, 2023
JENKEM TECHNOLOGY CO., LTD. (BEIJING)
Genyu WANG
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
MULTI-ARM SINGLE MOLECULAR WEIGHT POLYETHYLENE GLYCOL ACTIVE DERIVA...
Publication number
20230098089
Publication date
Mar 30, 2023
JENKEM TECHNOLOGY CO., LTD. (TIANJIN)
ZHEN WEI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
COMPOSITION OF POLYETHYLENE GLYCOL MALEIMIDE DERIVATIVE AND POLYMER...
Publication number
20220143200
Publication date
May 12, 2022
JENKEM TECHNOLOGY CO., LTD. (BEIJING)
Meina LIN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CELL-PENETRATING PEPTIDE-MULTIARM POL YETHYLENE GLYCOL-DRUG CONJUGA...
Publication number
20220047713
Publication date
Feb 17, 2022
JENKEM TECHNOLOGY CO., LTD. (BEIJING)
Meina LIN
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
GEL OF SODIUM HYALURONATE CROSS-LINKED BY POLYETHYLENE GLYCOL EPOXY...
Publication number
20200147262
Publication date
May 14, 2020
JENKEM TECHNOLOGY CO., LTD. (BEIJING)
Zhen WEI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PEGYLATED THIOXANTHONE PHOTOINITIATOR AND PHOTOSENSITIVE RESIN COMP...
Publication number
20200131147
Publication date
Apr 30, 2020
JENKEM TECHNOLOGY CO., LTD. (BEIJING)
HUI ZHU
C07 - ORGANIC CHEMISTRY
Information
Patent Application
DENDRITIC POLYETHYLENE GLYCOL DERIVATIVE, AND PREPARATION METHOD AN...
Publication number
20200131107
Publication date
Apr 30, 2020
JENKEM TECHNOLOGY CO., LTD. (TIANJIN)
HUI ZHU
C07 - ORGANIC CHEMISTRY
Information
Patent Application
BRANCHED POLYETHYLENE GLYCOL EPOXY DERIVATIVE CROSSLINKED SODIUM HY...
Publication number
20200129542
Publication date
Apr 30, 2020
JENKEM TECHNOLOGY CO., LTD. (TIANJIN)
ZHEN WEI
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
MULTI-ARM SINGLE MOLECULAR WEIGHT POLYETHYLENE GLYCOL, ACTIVE DERIV...
Publication number
20200131109
Publication date
Apr 30, 2020
JENKEM TECHNOLOGY CO., LTD. (TIANJIN)
ZHEN WEI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
MULTI-DRUG-LOADING-SITE, HIGH DRUG-LOADING CAPACITY LIGAND-DRUG CON...
Publication number
20200046842
Publication date
Feb 13, 2020
JENKEM TECHNOLOGY CO., LTD. (BEIJING)
Yanping SONG
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
COMPOSITION OF POLYETHYLENE GLYCOL MALEIMIDE DERIVATIVE AND POLYMER...
Publication number
20200024374
Publication date
Jan 23, 2020
JENKEM TECHNOLOGY CO., LTD. (BEIJING)
Hui ZHU
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PREPARING Y-BRANCHED HYDROPHILIC POLYMER CARBOXYLIC ACID...
Publication number
20200024446
Publication date
Jan 23, 2020
JENKEM TECHNOLOGY CO., LTD. (BEIJING)
Xiaomeng CHEN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PEG LINKER AND LIGAND DRUG CONJUGATE
Publication number
20190117790
Publication date
Apr 25, 2019
JENKEM TECHNOLOGY CO., LTD. (BEIJING)
Yanping SONG
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
MULTI-ARMED POLYETHYLENE GLYCOL AND ACTIVE DERIVATIVE THEREOF
Publication number
20190016856
Publication date
Jan 17, 2019
JENKEM TECHNOLOGY CO., LTD. (BEIJING)
Zhen WEI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Y-TYPE DISCRETE POLYETHYLENE GLYCOL DERIVATIVE AND PREPARATION METH...
Publication number
20180362712
Publication date
Dec 20, 2018
JENKEM TECHNOLOGY CO., LTD. (BEIJING)
Hui ZHU
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CONJUGATE OF POLYETHYLENE GLYCOL AND ANESTHETIC, AND PREPARATION ME...
Publication number
20180110867
Publication date
Apr 26, 2018
JENKEM TECHNOLOGY CO., LTD. (TIANJIN)
Jinliang Wang
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Y-TYPE DISCRETE POLYETHYLENE GLYCOL DERIVATIVE AND PREPARATION METH...
Publication number
20180044280
Publication date
Feb 15, 2018
JENKEM TECHNOLOGY CO., LTD. (BEIJING)
Hui ZHU
C07 - ORGANIC CHEMISTRY
Information
Patent Application
STEARIC ACID DERIVATIVES AND OLEIC ACID DERIVATIVES OF MULTI-ARM PO...
Publication number
20160272762
Publication date
Sep 22, 2016
JENKEM TECHNOLOGY CO., LTD. (TIANJIN)
JUNYE LI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ALKYNYL MULTI-ARM POLYETHYLENE GLYCOL DERIVATIVE
Publication number
20160271267
Publication date
Sep 22, 2016
JENKEM TECHNOLOGY CO., LTD. (BEIJING)
MEINA LIN
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
MULTI-ARM POLYETHYLENE GLYCOL-AZIDO DERIVATIVE
Publication number
20160271266
Publication date
Sep 22, 2016
JENKEM TECHNOLOGY CO., LTD.
XIAOMENG CHEN
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
MULTI-ARM POLYETHYLENE GLYCOL DERIVATIVES, CONJUGATES AND GELS OF P...
Publication number
20140135486
Publication date
May 15, 2014
JENKEM TECHNOLOGY CO., LTD, TIANJIN BRANCH
Xuan Zhao
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
MULTI-ARM POLYETHYLENE GLYCOL DERIVATIVES, CONJUGATES AND GELS OF P...
Publication number
20120282671
Publication date
Nov 8, 2012
JENKEM TECHNOLOGY CO. LTD., TIANJIN BRANCH
Xuan Zhao
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...