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. 2023 Jul 3;6(7):943–969. doi: 10.1021/acsptsci.3c00047

Table 9. Notable Patents Focused on mRNA Delivery and Modification.

Patent number Organization Patent title Disclosure highlight
WO2013086373 Alnylam Pharmaceuticals, USA Lipids for the delivery of nucleic acids LNP components for RNA delivery
WO2014093924 Moderna, USA Preparation, cytotoxicity, apoptosis, and transcription of modified nucleic acid molecules and uses thereof Modification of mRNA
WO2016070166 Arcturus Therapeutics, USA Translatable messenger RNA analogs containing unlocked nucleomonomers and with prolonged in vivo half-lives for therapeutic uses mUNA or mRNA analogs with unlocked nucleomonomers
US10808242 BioNTech, Germany Method for reducing immunogenicity of RNA by constructing A-rich and U-poor mRNA for use in therapy mRNA modifications for decreasing nonspecific immunogenicity by mRNA itself
WO2017117528 Acuitas Therapeutics, Canada Preparation of lipids and lipid nanoparticle formulations for delivery of nucleic acids LNP components and formulation for nucleic acid delivery
WO2017176974 The Ohio State University, USA Biodegradable amino-ester nanomaterials for nucleic acid delivery LNPs for delivery of RNAs including siRNA, miRNA, and mRNA
WO2017212009 Curevac AG, Germany Hybrid carriers comprising cationic peptide or polymer and lipidoid A nucleic acid delivery system comprised of a cationic peptide or polymer and a lipidoid compound
US20180125989 Translate Bio, USA Imidazole cholesterol ester (ICE)-based lipid nanoparticle formulation for delivery of mRNA Methods of formulating nucleic acid containing LNP
WO2018009838 Rubius Therapeutics, USA Compositions and methods related to therapeutic erythroid cell systems expressing exogenous RNA encoding a protein Therapeutic erythroid cell systems expressing exogenous RNA encoding a protein
WO2018013525 Translate Bio, USA Nucleic acid conjugates and uses thereof Conjugates comprising sugars, folates and cell-penetrating peptides for delivering mRNA
WO2019092145 Evox Therapeutics, U.K. Exosomes comprising RNA therapeutics Methods for using extracellular vesicles to encapsulating nucleic acid-based therapeutics such as mRNA, circular RNA, miRNA, etc.
WO2020070040 Johannes Gutenberg-University Mainz and BioNTech, Germany RNA particles comprising polysarcosine LNPs for delivering mRNAs
WO2020061367 Moderna, USA Preparation of compounds and lipid nanoparticle compositions for intracellular delivery of therapeutic agents LNPs for drug delivery
WO2020097540 Arbutus Biopharma Corp., Canada Methods and lipid nanoparticles for delivering mRNA and siRNA in treatment of diseases LNPs for mRNA delivery
WO2020263883 Moderna, USA Endonuclease-resistant messenger RNA and uses thereof Chemically modified mRNA that increases mRNA stability
CN110747214 Shenzhen Zhenzhi Medical Technology, China Preparation of mRNA-antibody fusion molecule and its use for drug delivery Preparation of antibody–mRNA fusion/conjugate with puromycin as the linker for targeted delivery of mRNA therapeutics.
WO2020160397 Moderna, USA Methods of preparing lipid nanoparticles LNP formulation
WO2021001417 BioNTech, Germany RNA formulations suitable for therapy Self-amplifying RNA formulated in various polymers
WO2021231854 Moderna, USA Lipid nanoparticle compositions comprising an mRNA therapeutic and an effector molecule System that features a tethered molecule to further increase the level and/or activity of mRNA therapeutics formulated in LNP
WO2021257262 Yale University, USA Poly(amine-co-ester) polymers with modified end groups and enhanced pulmonary delivery PEGlyated poly(amine-co-ester) polymers with modified end groups for enhanced delivery of mRNA to the lung by inhalation
WO2022032154 Moderna, USA Compositions for the delivery of payload molecules to airway LNPs comprising payload molecules such as mRNA therapeutics to be delivered to airway cells
WO2016176330 University of Pennsylvania, USA; Acuitas Therapeutics, Canada Nucleoside-modified mRNAs encoding antigens for inducing an adaptive Modified antigen mRNA delivered in LNP induced adaptive immune response without inducing innate immunity
WO2020191103 Arcturus Therapeutics, USA Method of making lipid-encapsulated RNA nanoparticles Detailed method for making RNA-encapsulating LNP
WO2021250263 eTheRNA Immunotherapie, Belgium Lipid nanoparticles comprising ionizable lipid, phospholipid, sterol, PEG lipid and mRNA LNP components for RNA delivery
WO2022175815 Pfizer, USA Methods of protecting RNA Methods of protecting RNA against degradation and components comprising free amino acids for this purpose
WO2019246203 University of Texas, USA Lipid nanoparticle compositions for delivery of mRNA and long nucleic acids Compositions for delivery of long nucleic acids (>80 nucleotides), such as mRNAs, including cationic ionizable lipid, phospholipid, PEGylated lipid, and a steroid
WO2022236093 Carnegie Mellon University, USA Lipid nanoparticle-mediated mRNA delivery to the pancreas LNP composition for mRNA delivery to the pancreas containing: cationic helper lipid, cholesterol analog, PEG-based compound, ionizable lipidoid, and mRNA
US20230043677 Oregon State University, USA Inhalable therapeutics Nanoparticles for mRNA delivery suitable for nebulization and/or delivering mRNA by inhalation
WO2022155598 Tufts College and Brigham and Women’s Hospital, USA Lipid nanoparticles for targeted delivery of mRNA LNP composition for specific delivery of CRISPR-Cas9 mRNA to the lung or liver