Patents Assigned to Arcturus Therapeutics, Inc.
  • Patent number: 11939600
    Abstract: This invention provides a range of translatable polynucleotide and oligomer molecules for expressing a human phenylalanine hydroxylase (PAH), or a fragment thereof having PAH activity. The polynucleotide and oligomer molecules are expressible to provide the human PAH or a fragment thereof having PAH activity. The molecules can be used as active agents to express an active polypeptide or protein in cells or subjects. The agents can be used in methods for ameliorating, preventing, delaying onset, or treating a disease or condition associated with phenylketonuria, decreased metabolism of phenylalanine, or increased levels of phenylalanine in a subject.
    Type: Grant
    Filed: May 31, 2018
    Date of Patent: March 26, 2024
    Assignee: Arcturus Therapeutics, Inc.
    Inventors: Kiyoshi Tachikawa, Carlos Gustavo Perez-Garcia, Padmanabh Chivukula, Hari Bhaskaran, Sean Christopher Daugherty, Christian W. Cobaugh
  • Patent number: 11938227
    Abstract: A method of producing lipid-encapsulated RNA nanoparticles includes flowing an aqueous solution comprising an RNA through a 1st tube having a first inner diameter (ID); the RNA comprises from about 6,000 to about 13,000 nucleotides; flowing an ethanol solution comprising lipids through a 2nd tube having a second inner diameter (ID), at a flow rate of about 0.2 to about 1 times relative to the aqueous solution through the 1st tube, the lipids comprise a cationic lipid; and mixing the ethanol solution with the aqueous solution; the first ID and second ID and flow rates through the 1st tube and 2nd tube are selected to produce a shear force sufficiently low to preserve the integrity of the RNA; the mixing produces an output solution flowing in the 1st tube comprising a turbulent flow of the RNA and the lipids in between about ethanol, the lipid-encapsulated RNA nanoparticles having a bilayer structure.
    Type: Grant
    Filed: September 13, 2021
    Date of Patent: March 26, 2024
    Assignee: Arcturus Therapeutics, Inc.
    Inventors: Yanjie Bao, Brenda Clemente, Priya Prakash Karmali
  • Patent number: 11939363
    Abstract: A range of therapeutic mRNA molecules expressible to provide a target polypeptide or protein. The RNA molecules can contain one or more 5-methoxyuridines and 5-methylcytidines. Further provided are DNA templates, which can be transcribed to provide a target mRNA, and can have altered nucleotides, such as reduced deoxyadenosines. Also provided are processes for making the therapeutic mRNA molecules. The RNA molecules can be translated in vitro or in vivo to provide an active polypeptide or protein. The RNA molecules can be included in a composition used for preventing, treating, or ameliorating at least one symptom of a disease or condition in a subject in need thereof.
    Type: Grant
    Filed: July 14, 2022
    Date of Patent: March 26, 2024
    Assignee: ARCTURUS THERAPEUTICS, INC.
    Inventors: Pattraranee Limphong, Kiyoshi Tachikawa, Padmanabh Chivukula, Daiki Matsuda, Arisa Cale
  • Publication number: 20230390389
    Abstract: A nucleic acid vaccine composition comprising one or more of a plasmid-based nucleic acid vaccine and immunotherapy, as well as a lipid formulation, is provided. In addition, the present invention provides a method of enhancing the potency of plasmid-based DNA vaccines and immunotherapies, by formulating a vaccine and/or immunotherapy in a lipid formulation, which is stable when refrigerated or stored frozen, is then delivered to a vaccinee by either needle/syringe, jet injection, or microneedles. The lipid formulation of the present invention comprises one or more lipid excipients selected from 1,2-Distearoyl-sn-glycero-3-phosphocholine, Cholest-5-en-3?-ol, 1,2-Dimyristoyl-rac-glycero-3-methylpolyoxyethlene, and or more symmetric ionizable cationic lipids. The present invention increases vaccine potency dramatically.
    Type: Application
    Filed: August 18, 2023
    Publication date: December 7, 2023
    Applicants: The Government of the United States, as Represented by the Secretary of the Army, Arcturus Therapeutics, Inc.
    Inventors: Jay W. HOOPER, Eric M. MUCKER, Padmanabh CHIVUKULA
  • Patent number: 11759515
    Abstract: Provided herein are nucleic acid molecules encoding viral replication proteins and antigenic proteins or fragments thereof. Also provided herein are compositions that include nucleic acid molecules encoding viral replication and antigenic proteins, and lipids. Nucleic acid molecules provided herein are useful for inducing immune responses.
    Type: Grant
    Filed: March 9, 2021
    Date of Patent: September 19, 2023
    Assignee: ARCTURUS THERAPEUTICS, INC.
    Inventors: Sean Michael Sullivan, Daiki Matsuda, Kiyoshi Tachikawa, Padmanabh Chivukula, Priya Prakash Karmali, Jared Henry Davis, Yanjie Bao
  • Patent number: 11744887
    Abstract: Provided herein are nucleic acid molecules encoding viral replication proteins and antigenic coronavirus proteins or fragments thereof. Also provided herein are compositions that include nucleic acid molecules encoding viral replication and antigenic proteins, and lipids. Nucleic acid molecules provided herein are useful for inducing immune responses.
    Type: Grant
    Filed: March 9, 2021
    Date of Patent: September 5, 2023
    Assignee: ARCTURUS THERAPEUTICS, INC.
    Inventors: Sean Michael Sullivan, Daiki Matsuda, Kiyoshi Tachikawa, Padmanabh Chivukula, Priya Prakash Karmali, Jared Henry Davis, Yanjie Bao, Amit Sagi
  • Patent number: 11737979
    Abstract: A method of producing a lipid-encapsulated RNA nanoparticle, comprising the steps a) flowing an aqueous solution comprising an RNA through a 1st tube having an inner diameter (ID) of between about 0.1? and 0.132?; b) flowing an ethanol solution comprising lipids through a 2nd tube having an ID of between about 0.005? and 0.02? at one third the flow rate of the aqueous solution through the 1st tube, wherein the lipids comprise a cationic lipid; and c) mixing the ethanol solution with the aqueous solution by flowing the ethanol solution and the aqueous solution into a mixing module consisting of the 2nd tube perpendicularly joined to the 1st tube; wherein the mixing produces an output solution flowing in the 1st tube comprising a turbulent flow of the RNA and the lipids in between about 10% to 75% ethanol v/v, and wherein the lipid-encapsulated RNA nanoparticles have a bilayer structure.
    Type: Grant
    Filed: March 18, 2020
    Date of Patent: August 29, 2023
    Assignee: Arcturus Therapeutics, Inc.
    Inventors: Priya Karmali, Padmanabh Chivukula, Joseph E. Payne, Yanjie Bao
  • Patent number: 11685921
    Abstract: This invention encompasses compounds and compositions useful in methods for medical therapy, in general, for inhibiting Hepatitis B virus in a subject. The compounds have a first strand and a second strand, each of the strands being 19-29 monomers in length, the monomers comprising UNA monomers and nucleic acid monomers, and the compounds are targeted to a sequence of an HBV genome.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: June 27, 2023
    Assignee: Arcturus Therapeutics, Inc.
    Inventors: Pattraranee Limphong, Kiyoshi Tachikawa, Christine Esau, Padmanabh Chivukula
  • Patent number: 11685906
    Abstract: The present disclosure provides a modified human OTC protein having improved properties for the treatment of OTC deficiency in a patient. Preferably, the protein of the disclosure is produced from a codon optimized mRNA suitable for administration to a patient suffering from OTC deficiency wherein upon administration of the mRNA to the patient, the protein of the disclosure is expressed in the patient in therapeutically effective amounts to treat OTC deficiency. The present disclosure also provides codon optimized mRNA sequences encoding wild type human OTC comprising a 5? UTR derived from a gene expressed by Arabidopsis thaliana for use in treating OTC deficiency in a patient.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: June 27, 2023
    Assignee: ARCTURUS THERAPEUTICS, INC.
    Inventors: Carlos G. Perez-Garcia, Kiyoshi Tachikawa, Daiki Matsuda, Padmanabh Chivukula
  • Patent number: 11434485
    Abstract: A synthetic transfer RNA with an extended anticodon loop. A synthetic suppressor transfer RNA useful for the treatment of a genetic disease like cystic fibrosis associated with a nonsense mutation. The synthetic transfer RNA contains an extended anticodon loop with two consecutive anticodon base triplets configured to base-pair to two consecutive codon base triplets on an mRNA. The first anticodon base triplet or the second anticodon base triplet is configured to base-pair to a stop codon base triplet on the mRNA.
    Type: Grant
    Filed: March 14, 2019
    Date of Patent: September 6, 2022
    Assignee: ARCTURUS THERAPEUTICS, INC.
    Inventors: Zoya Ignatova, Andrew Torda, Marco Matthies
  • Patent number: 11407800
    Abstract: A range of therapeutic mRNA molecules expressible to provide a target polypeptide or protein. The RNA molecules can contain one or more 5-methoxyuridines and 5-methylcytidines. Further provided are DNA templates, which can be transcribed to provide a target mRNA, and can have altered nucleotides, such as reduced deoxyadenosines. Also provided are processes for making the therapeutic mRNA molecules. The RNA molecules can be translated in vitro or in vivo to provide an active polypeptide or protein. The RNA molecules can be included in a composition used for preventing, treating, or ameliorating at least one symptom of a disease or condition in a subject in need thereof.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: August 9, 2022
    Assignee: ARCTURUS THERAPEUTICS, INC.
    Inventors: Pattraranee Limphong, Kiyoshi Tachikawa, Padmanabh Chivukula, Daiki Matsuda, Arisa Cale
  • Patent number: 11015204
    Abstract: This invention provides expressible polynucleotides, which can express a target protein or polypeptide. Synthetic mRNA constructs for producing a protein or polypeptide can contain one or more 5? UTRs, where a 5? UTR may be expressed by a gene of a plant. In some embodiments, a 5? UTR may be expressed by a gene of a member of Arabidopsis genus. The synthetic mRNA constructs can be used as pharmaceutical agents for expressing a target protein or polypeptide in vivo.
    Type: Grant
    Filed: May 31, 2018
    Date of Patent: May 25, 2021
    Assignee: Arcturus Therapeutics, Inc.
    Inventors: Pattraranee Limphong, Carlos G. Perez-Garcia, Kiyoshi Tachikawa, Padmanabh Chivukula, Arisa Cale, Angel I-Jou Leu, Jared Davis
  • Patent number: 10980895
    Abstract: What is described is a compound of formula I consisting of a compound in which R1 is a branched chain alkyl consisting of 10 to 31 carbons; R2 is a linear alkyl, alkenyl, or alkynyl consisting of 2 to 20 carbons; L1 and L2 are the same or different, each a linear alkylene or alkenylene consisting of 2 to 20 carbons; X1 is S or O; R3 is a linear or branched alkylene consisting of 1 to 6 carbons; and R4 and R5 are the same or different, each a hydrogen or a linear or branched alkyl consisting of 1 to 6 carbons; or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: April 20, 2021
    Assignee: Arcturus Therapeutics, Inc.
    Inventors: Joseph E. Payne, Padmanabh Chivukula, Priya Karmali, Steven P. Tanis
  • Patent number: 10961535
    Abstract: This invention encompasses compounds and compositions useful in methods for medical therapy, in general, for inhibiting Hepatitis B virus in a subject. The compounds have a first strand and a second strand, each of the strands being 19-29 monomers in length, the monomers comprising UNA monomers and nucleic acid monomers, and the compounds are targeted to a sequence of an HBV genome.
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: March 30, 2021
    Assignee: Arcturus Therapeutics, Inc.
    Inventors: Pattraranee Limphong, Kiyoshi Tachikawa, Christine Esau, Padmanabh Chivukula
  • Patent number: 10961188
    Abstract: Disclosed herein is a compound of Formula I, wherein R1 is a branched chain alkyl consisting of 10 to 31 carbons; R2 is a linear alkyl, alkenyl, or alkynyl consisting of 2 to 20 carbons, or a branched chain alkyl consisting of 10 to 31 carbons; L1 and L2 are the same or different, each a linear alkane of 1 to 20 carbons or a linear alkene of 2 to 20 carbons; X1 is S or O; R3 is a linear or branched alkylene consisting of 1 to 6 carbons; and R4 and R5 are the same or different, each a hydrogen or a linear or branched alkyl consisting of 1 to 6 carbons; or a pharmaceutically acceptable salt or solvate thereof.
    Type: Grant
    Filed: December 10, 2019
    Date of Patent: March 30, 2021
    Assignee: Arcturus Therapeutics, Inc.
    Inventors: Joseph E. Payne, Padmanabh Chivukula, Priya Karmali, Steven P. Tanis
  • Patent number: 10815463
    Abstract: This invention provides a range of translatable messenger UNA (mUNA) molecules. The mUNA molecules can be translated in vitro and in vivo to provide an active polypeptide or protein, or to provide an immunization agent or vaccine component. The mUNA molecules can be used as an active agent to express an active polypeptide or protein in cells or subjects. Among other things, the mUNA molecules are useful in methods for treating rare diseases.
    Type: Grant
    Filed: November 7, 2017
    Date of Patent: October 27, 2020
    Assignee: ARCTURUS THERAPEUTICS, INC.
    Inventors: Padmanabh Chivukula, Luigi Warren, Kiyoshi Tachikawa, Joseph E. Payne
  • Patent number: 10781169
    Abstract: Disclosed herein is a lipid composition comprising a compound having the formula IA, or a pharmaceutically acceptable salt thereof, wherein R3 is a linear or branched alkylene of 1-6 carbons; R4 and R5 are the same or different, each a hydrogen, or a linear or branched alkyl of 1-6 carbons; and L3 is a bond or an alkane of 1-6 carbons.
    Type: Grant
    Filed: March 19, 2018
    Date of Patent: September 22, 2020
    Assignee: Arcturus Therapeutics, Inc.
    Inventors: Joseph E. Payne, Padmanabh Chivukula
  • Patent number: 10731154
    Abstract: A single stranded oligonucleotide containing two or more acyl-amino-LNA or hydrocarbyl-amino-LNA nucleotide monomers, in which other nucleotide monomers can be DNA, RNA or chemically modified nucleotide monomers; in which the monomers of the oligonucleotide are linked by phosphodiester linkages and/or phosophorothioate linkages and/or phosphotriester linkages, in which the acyl and hydrocarbyl groups of the acyl-amino-LNA and hydrocarbyl-amino-LNA monomers are optionally substituted and thus optionally contain one or more hydroxyl group(s), amino group(s), thio group(s), oxo group(s), alkylthio group(s), ether group(s), and/or thiol (mercapto) group(s), and in which the acyl and hydrocarbyl groups of the acyl-amino-LNA and hydrocarbyl-amino-LNA monomers are linear or branched chains, cyclic or a combination of both, provided that the total number of carbon atoms in each acyl and hydrocarbyl group is less than 30.
    Type: Grant
    Filed: February 15, 2016
    Date of Patent: August 4, 2020
    Assignee: ARCTURUS THERAPEUTICS, INC.
    Inventor: Jesper Wengel
  • Patent number: 10683500
    Abstract: This invention provides UNA oligomers for gene silencing with reduced off-target effects. The UNA oligomers can have a first strand and a second strand, each of the strands being 19-29 monomers in length, the monomers being UNA monomers and various nucleic acid monomers. Embodiments include pharmaceutical compositions and methods for treating or preventing TTR-related amyloidosis with reduced off-target effects by administering a UNA oligomer to a subject.
    Type: Grant
    Filed: August 22, 2018
    Date of Patent: June 16, 2020
    Assignee: Arcturus Therapeutics, Inc.
    Inventors: Kiyoshi Tachikawa, Joseph E. Payne, Padmanabh Chivukula
  • Patent number: RE49233
    Abstract: What is described is a compound of formula (1) wherein R1 and R2 are the same or different, each a linear or branched alkyl with 1-9 carbons, or an alkenyl or alkynyl with 2 to 11 carbon atoms; L1 and L2 are the same or different, each a linear alkyl having 5 to 18 carbon atoms, or form a heterocycle with N; X1 is a bond, or is —CO—O— whereby L2-CO—O—R2 is formed; X2 is S or O; L3 is a bond or a lower alkyl, or form a heterocycle with N; R3 is a lower alkyl; and R4 and R5 are the same or different, each a lower alkyl; or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: March 12, 2019
    Date of Patent: October 4, 2022
    Assignee: ARCTURUS THERAPEUTICS, INC.
    Inventors: Joseph E. Payne, Padmanabh Chivukula