We are pleased to offer several innovative PEG and PEGylation-related technologies for out-licensing as sole and non-exclusive licenses.

With decades of expertise in research, development and manufacture of PEG derivatives, monodisperse PEG derivatives, PEG co-polymers, and PEGylated conjugates, as of June 2024, JenKem Technology has 109 active patents, 87 pending patent applications, and many other innovative technologies under development.

Several technologies offered for out-licensing are listed below, but more may be available. If you are interested in JenKem Technology’s out-licensing opportunities, please contact us at bd@jenkemusa.com.

Patents Offered for Out-Licensing US Patent Number China Patent Number
Method for preparing Y-branched hydrophilic polymer carboxylic acid derivative US11359089B2 ZL 201710915311.4
Multi-drug-loading-site, high drug-loading capacity ligand-drug conjugate US11564990B2 ZL 201710197518.2
Multi-arm single molecular weight polyethylene glycol, active derivative thereof, and preparation and application thereof US11518728B2 ZL 201810651779.1
PEG linker and ligand drug conjugate US11759528B2 ZL 201610398765.4
Application of combination of polyethylene glycol and local anesthetic in non-narcotic analgesia US11654198B2 ZL 201710937900.2
Multi-arm multi-claw polyethylene glycol derivative suitable for click chemistry reactions US11780963B2 ZL 201810670204.4
Composition of polyethylene glycol maleimide derivative and polymerization inhibitor US11844842B2 n/a
Linker Compound, Polyethylene Glycol-Linker Conjugate and Derivative Thereof and Polyethylene Glycol-Linker-Drug Conjugate US11857635B2 ZL 201810186781.6
Conjugate of polyethylene gylcol and naloxone and pharmaceutical composition and use thereof US8962647B1 ZL 201210040133.2
Dasatinib and nonlinear configuration polyethylene glycol conjugate US9566344B2 ZL 201310241908.7
Stearic acid derivatives and oleic acid derivatives of multi-arm polyethylene glycol US9890245B2 ZL 201410717479.0
3-furyl-2-cyano-2-acrylamide derivative, preparation method therefor, pharmaceutical composition and use thereof US9834530B2 ZL 201410714845.7
Polyethylene glycol-cactus oligopeptide bonding rapamycin derivatives US10098870B2 ZL 201410715522.X
Conjugate of dezocine and polyethylene glycol US10596268B2 ZL 201611199383.5
Pegylated thioxanthone photoinitiator and photosensitive resin composition US11174239B2 ZL 201810040940.1

Founded in 2001 by experts in PEG synthesis and PEGylation, JenKem Technology specializes exclusively in the development and manufacturing of high quality polyethylene glycol (PEG) products and derivatives, and related custom synthesis and PEGylation services. JenKem Technology is ISO 9001 and ISO 13485 certified, and adheres to ICH Q7 guidelines for GMP manufacture. The production of JenKem® PEGs is back-integrated to in-house polymerization from ethylene oxide, enabling facile traceability for regulated customers. JenKem Technology caters to the PEGylation needs of the pharmaceutical, biotechnology, medical device and diagnostics, and emerging chemical specialty markets, from laboratory scale through large commercial scale.