AU2014306021B2 - Polyconjugates for delivery of RNAi triggers to tumor cells in vivo - Google Patents

Polyconjugates for delivery of RNAi triggers to tumor cells in vivo Download PDF

Info

Publication number
AU2014306021B2
AU2014306021B2 AU2014306021A AU2014306021A AU2014306021B2 AU 2014306021 B2 AU2014306021 B2 AU 2014306021B2 AU 2014306021 A AU2014306021 A AU 2014306021A AU 2014306021 A AU2014306021 A AU 2014306021A AU 2014306021 B2 AU2014306021 B2 AU 2014306021B2
Authority
AU
Australia
Prior art keywords
polymer
mmol
rgd
peg
fmoc
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
AU2014306021A
Other languages
English (en)
Other versions
AU2014306021A2 (en
AU2014306021A1 (en
Inventor
Aaron M. Almeida
Andrei V. Blokhin
Jeffrey C. Carlson
Weijun CHENG
David B. Rozema
So Wong
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Arrowhead Pharmaceuticals Inc
Original Assignee
Arrowhead Pharmaceuticals Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Arrowhead Pharmaceuticals Inc filed Critical Arrowhead Pharmaceuticals Inc
Publication of AU2014306021A1 publication Critical patent/AU2014306021A1/en
Assigned to Arrowhead Pharmaceuticals, Inc. reassignment Arrowhead Pharmaceuticals, Inc. Alteration of Name(s) of Applicant(s) under S113 Assignors: ARROWHEAD RESEARCH CORPORATION
Publication of AU2014306021A2 publication Critical patent/AU2014306021A2/en
Application granted granted Critical
Publication of AU2014306021B2 publication Critical patent/AU2014306021B2/en
Ceased legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N15/00Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
    • C12N15/09Recombinant DNA-technology
    • C12N15/11DNA or RNA fragments; Modified forms thereof; Non-coding nucleic acids having a biological activity
    • C12N15/113Non-coding nucleic acids modulating the expression of genes, e.g. antisense oligonucleotides; Antisense DNA or RNA; Triplex- forming oligonucleotides; Catalytic nucleic acids, e.g. ribozymes; Nucleic acids used in co-suppression or gene silencing
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/70Carbohydrates; Sugars; Derivatives thereof
    • A61K31/7088Compounds having three or more nucleosides or nucleotides
    • A61K31/713Double-stranded nucleic acids or oligonucleotides
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00Antineoplastic agents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K5/00Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof
    • C07K5/04Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof containing only normal peptide links
    • C07K5/06Dipeptides
    • C07K5/06008Dipeptides with the first amino acid being neutral
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K5/00Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof
    • C07K5/04Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof containing only normal peptide links
    • C07K5/06Dipeptides
    • C07K5/06008Dipeptides with the first amino acid being neutral
    • C07K5/06017Dipeptides with the first amino acid being neutral and aliphatic
    • C07K5/06026Dipeptides with the first amino acid being neutral and aliphatic the side chain containing 0 or 1 carbon atom, i.e. Gly or Ala
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K5/00Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof
    • C07K5/04Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof containing only normal peptide links
    • C07K5/06Dipeptides
    • C07K5/06008Dipeptides with the first amino acid being neutral
    • C07K5/06017Dipeptides with the first amino acid being neutral and aliphatic
    • C07K5/06034Dipeptides with the first amino acid being neutral and aliphatic the side chain containing 2 to 4 carbon atoms
    • C07K5/06043Leu-amino acid
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K5/00Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof
    • C07K5/04Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof containing only normal peptide links
    • C07K5/06Dipeptides
    • C07K5/06008Dipeptides with the first amino acid being neutral
    • C07K5/06017Dipeptides with the first amino acid being neutral and aliphatic
    • C07K5/06034Dipeptides with the first amino acid being neutral and aliphatic the side chain containing 2 to 4 carbon atoms
    • C07K5/06052Val-amino acid
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K5/00Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof
    • C07K5/04Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof containing only normal peptide links
    • C07K5/06Dipeptides
    • C07K5/06008Dipeptides with the first amino acid being neutral
    • C07K5/06078Dipeptides with the first amino acid being neutral and aromatic or cycloaliphatic
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K5/00Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof
    • C07K5/04Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof containing only normal peptide links
    • C07K5/06Dipeptides
    • C07K5/06139Dipeptides with the first amino acid being heterocyclic
    • C07K5/06156Dipeptides with the first amino acid being heterocyclic and Trp-amino acid; Derivatives thereof
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K5/00Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof
    • C07K5/04Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof containing only normal peptide links
    • C07K5/08Tripeptides
    • C07K5/0815Tripeptides with the first amino acid being basic
    • C07K5/0817Tripeptides with the first amino acid being basic the first amino acid being Arg
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2310/00Structure or type of the nucleic acid
    • C12N2310/10Type of nucleic acid
    • C12N2310/14Type of nucleic acid interfering nucleic acids [NA]
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2310/00Structure or type of the nucleic acid
    • C12N2310/30Chemical structure
    • C12N2310/32Chemical structure of the sugar
    • C12N2310/3222'-R Modification
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2310/00Structure or type of the nucleic acid
    • C12N2310/30Chemical structure
    • C12N2310/35Nature of the modification
    • C12N2310/351Conjugate
    • C12N2310/3513Protein; Peptide
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2310/00Structure or type of the nucleic acid
    • C12N2310/30Chemical structure
    • C12N2310/35Nature of the modification
    • C12N2310/353Nature of the modification linked to the nucleic acid via an atom other than carbon
    • C12N2310/3535Nitrogen
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2320/00Applications; Uses
    • C12N2320/30Special therapeutic applications
    • C12N2320/32Special delivery means, e.g. tissue-specific

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Molecular Biology (AREA)
  • Medicinal Chemistry (AREA)
  • Biochemistry (AREA)
  • Biophysics (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Engineering & Computer Science (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Biotechnology (AREA)
  • General Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Microbiology (AREA)
  • Plant Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Medicinal Preparation (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
AU2014306021A 2013-08-07 2014-08-06 Polyconjugates for delivery of RNAi triggers to tumor cells in vivo Ceased AU2014306021B2 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361863056P 2013-08-07 2013-08-07
US61/863,056 2013-08-07
US14/452,626 2014-08-06
PCT/US2014/049851 WO2015021092A1 (en) 2013-08-07 2014-08-06 Polyconjugates for delivery of rnai triggers to tumor cells in vivo
US14/452,626 US9487556B2 (en) 2013-08-07 2014-08-06 Polyconjugates for delivery of RNAi triggers to tumor cells in vivo

Publications (3)

Publication Number Publication Date
AU2014306021A1 AU2014306021A1 (en) 2016-01-28
AU2014306021A2 AU2014306021A2 (en) 2016-11-24
AU2014306021B2 true AU2014306021B2 (en) 2018-12-13

Family

ID=52449177

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2014306021A Ceased AU2014306021B2 (en) 2013-08-07 2014-08-06 Polyconjugates for delivery of RNAi triggers to tumor cells in vivo

Country Status (13)

Country Link
US (3) US9487556B2 (OSRAM)
EP (1) EP3030244B1 (OSRAM)
JP (1) JP6433001B2 (OSRAM)
KR (1) KR20160035081A (OSRAM)
CN (1) CN105451743B (OSRAM)
AU (1) AU2014306021B2 (OSRAM)
CA (1) CA2919088A1 (OSRAM)
EA (1) EA201690051A1 (OSRAM)
IL (1) IL243941B (OSRAM)
MX (1) MX2016001006A (OSRAM)
SG (1) SG11201600379TA (OSRAM)
TW (1) TWI685347B (OSRAM)
WO (1) WO2015021092A1 (OSRAM)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG11201600379TA (en) * 2013-08-07 2016-02-26 Arrowhead Res Corp Polyconjugates for delivery of rnai triggers to tumor cells in vivo
EP3271482A4 (en) 2015-03-17 2019-02-13 Arrowhead Pharmaceuticals, Inc. COMPOSITIONS AND METHODS FOR INHIBITING THE GENE EXPRESSION OF FACTOR XII
CN107635550B (zh) * 2015-03-17 2021-12-24 箭头药业股份有限公司 改良的含二硫化物的炔烃交联剂
SG11201708602XA (en) 2015-05-29 2017-12-28 Arrowhead Pharmaceuticals Inc Biologically cleavable tetrapeptide linking agents
BR112017025698A2 (pt) 2015-05-29 2018-08-14 Arrowhead Pharmaceuticals Inc composições e métodos para inibir a expressão do gene de hif2alfa
EP3252082A1 (en) * 2016-05-31 2017-12-06 Galderma S.A. Method for deacetylation of biopolymers
SI3397651T1 (sl) 2015-12-29 2020-11-30 Galderma S.A. Oglikovodično zamreževalo
PT3623390T (pt) * 2016-05-31 2023-10-27 Galderma Sa Reticulador de hidrato de carbono
US11629122B2 (en) 2017-05-24 2023-04-18 The Board Of Regents Of The University Of Texas System Linkers for antibody drug conjugates
EP3784269B1 (en) 2018-04-27 2024-06-05 Arrowhead Pharmaceuticals, Inc. Integrin targeting ligands and uses thereof
MX2021008261A (es) 2019-01-09 2021-08-16 Arrowhead Pharmaceuticals Inc Agentes de rnai para inhibir la expresion de hif-2 a (epas1), composiciones de estos y metodos de uso.
CN110240551B (zh) * 2019-06-25 2022-02-11 成都郑源生化科技有限公司 Fmoc-β-Ala-Gly-OH的制备方法
TWI894184B (zh) 2019-12-02 2025-08-21 瑞士商葛德瑪控股公司 高分子量美容組合物
CN113004515B (zh) * 2021-03-02 2023-02-24 厦门大学附属中山医院 一种仿透明质酸聚氨基酸衍生物、其制备方法及其应用

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090257952A1 (en) * 2006-10-04 2009-10-15 The Board Of Trustees Of The Leland Stanford Junior University Engineered Integrin Binding Peptides
US20120165393A1 (en) * 2010-12-17 2012-06-28 Arrowhead Madison Inc. Peptide-Based In Vivo siRNA Delivery System
US20120172412A1 (en) * 2010-12-29 2012-07-05 Arrowhead Madison Inc. In Vivo Polynucleotide Delivery Conjugates Having Enzyme Sensitive Linkages

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RO118290B1 (ro) * 1995-08-30 2003-04-30 Gdsearle & Co Derivati de fenilcarboniluree si compozitie farmaceutica
PT889877E (pt) 1996-03-29 2002-02-28 Searle & Co Derivados fenileno meta substituidos e sua utilizacao como antagonitas ou inibidores integrina alfa v beta3
JP2001501600A (ja) * 1996-09-10 2001-02-06 ザ バーナム インスティテュート 腫瘍ホーミング分子、それに由来する結合体、およびその使用方法
EP0870756B1 (fr) 1997-04-07 2001-11-07 Cfpi Nufarm Procédé de préparation des dinitroanilines 3,4-disubstituées
JP5021152B2 (ja) * 2001-10-22 2012-09-05 ザ スクリプス リサーチ インスティチュート インテグリンターゲッティング化合物
JP2004261024A (ja) * 2003-02-28 2004-09-24 Japan Science & Technology Agency ペプチド修飾多糖類を用いる遺伝子治療剤
CA2488224A1 (en) * 2003-04-03 2004-10-21 Alnylam Pharmaceuticals, Inc. Irna conjugates
US8084599B2 (en) 2004-03-15 2011-12-27 City Of Hope Methods and compositions for the specific inhibition of gene expression by double-stranded RNA
CA2581869A1 (en) * 2004-11-04 2006-05-18 Raul Andino Syntheses of polyamine conjugates of small interfering rnas (si-rnas) and conjugates formed thereby
CA2604441A1 (en) * 2005-04-12 2006-10-19 Intradigm Corporation Composition and methods of rnai therapeutics for treatment of cancer and other neovascularization diseases
US8017109B2 (en) 2006-08-18 2011-09-13 Roche Madison Inc. Endosomolytic poly(acrylate) polymers
CN101500548A (zh) 2006-08-18 2009-08-05 弗·哈夫曼-拉罗切有限公司 用于体内递送多核苷酸的多缀合物
AU2007296055A1 (en) * 2006-09-15 2008-03-20 Enzon Pharmaceuticals, Inc. Polymeric conjugates containing positively-charged moieties
US8513207B2 (en) 2008-12-18 2013-08-20 Dicerna Pharmaceuticals, Inc. Extended dicer substrate agents and methods for the specific inhibition of gene expression
WO2010093788A2 (en) 2009-02-11 2010-08-19 Dicerna Pharmaceuticals, Inc. Multiplex dicer substrate rna interference molecules having joining sequences
NZ601737A (en) 2010-02-24 2013-06-28 Arrowhead Res Corp Compositions for targeted delivery of sirna
KR20130136494A (ko) * 2010-12-29 2013-12-12 애로우헤드 리서치 코오포레이션 효소 민감성 결합을 갖는 In Vivo 폴리뉴클레오티드 전달 컨쥬게이트
JP2014531476A (ja) 2011-08-26 2014-11-27 アローヘッド リサーチ コーポレイション インビボ核酸送達のためのポリ(ビニルエステル)ポリマー
BR112014016736A8 (pt) * 2012-01-27 2017-07-04 Hoffmann La Roche composto, composição farmacêutica, método para tratamento, uso de um composto e invenção
CN104039356B (zh) 2012-01-27 2018-08-17 弗·哈夫曼-拉罗切有限公司 用于靶向递送的、与小分子整联蛋白拮抗剂共价连接的壳聚糖
CA2842041A1 (en) 2012-04-18 2013-10-24 Arrowhead Research Corporation Poly(acrylate) polymers for in vivo nucleic acid delivery
SG11201600379TA (en) * 2013-08-07 2016-02-26 Arrowhead Res Corp Polyconjugates for delivery of rnai triggers to tumor cells in vivo

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090257952A1 (en) * 2006-10-04 2009-10-15 The Board Of Trustees Of The Leland Stanford Junior University Engineered Integrin Binding Peptides
US20120165393A1 (en) * 2010-12-17 2012-06-28 Arrowhead Madison Inc. Peptide-Based In Vivo siRNA Delivery System
US20120172412A1 (en) * 2010-12-29 2012-07-05 Arrowhead Madison Inc. In Vivo Polynucleotide Delivery Conjugates Having Enzyme Sensitive Linkages

Also Published As

Publication number Publication date
WO2015021092A1 (en) 2015-02-12
EA201690051A1 (ru) 2016-06-30
MX2016001006A (es) 2016-04-19
CN105451743A (zh) 2016-03-30
US9487556B2 (en) 2016-11-08
HK1220397A1 (zh) 2017-05-05
IL243941B (en) 2019-06-30
EP3030244A4 (en) 2017-06-28
EP3030244B1 (en) 2021-04-21
IL243941A0 (en) 2016-04-21
CN105451743B (zh) 2019-11-19
JP2016535058A (ja) 2016-11-10
SG11201600379TA (en) 2016-02-26
US20170022497A1 (en) 2017-01-26
US20190062748A1 (en) 2019-02-28
US20150045573A1 (en) 2015-02-12
EP3030244A1 (en) 2016-06-15
AU2014306021A2 (en) 2016-11-24
TWI685347B (zh) 2020-02-21
CA2919088A1 (en) 2015-02-12
AU2014306021A1 (en) 2016-01-28
KR20160035081A (ko) 2016-03-30
TW201601742A (zh) 2016-01-16
JP6433001B2 (ja) 2018-12-05

Similar Documents

Publication Publication Date Title
AU2014306021B2 (en) Polyconjugates for delivery of RNAi triggers to tumor cells in vivo
US8802773B2 (en) In vivo polynucleotide delivery conjugates having enzyme sensitive linkages
CA2816041C (en) In vivo polynucleotide delivery conjugates having enzyme sensitive linkages
US9107957B2 (en) Peptide-based in vivo siRNA delivery system
US8933047B2 (en) Poly(acrylate) polymers for in vivo nucleic acid delivery
HK1220397B (zh) 用於在活體中遞送rnai觸發子至腫瘤細胞的聚偶聯物
HK1188947B (en) In vivo polynucleotide delivery conjugates having enzyme sensitive linkages
HK1188947A (en) In vivo polynucleotide delivery conjugates having enzyme sensitive linkages
EP2838544A1 (en) Poly(acrylate) polymers for in vivo nucleic acid delivery

Legal Events

Date Code Title Description
HB Alteration of name in register

Owner name: ARROWHEAD PHARMACEUTICALS, INC.

Free format text: FORMER NAME(S): ARROWHEAD RESEARCH CORPORATION

DA3 Amendments made section 104

Free format text: THE NATURE OF THE AMENDMENT IS AS SHOWN IN THE STATEMENT(S) FILED 11 OCT 2016

FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired