JPH11507352A - 新規カルバメート基本カチオン性脂質 - Google Patents

新規カルバメート基本カチオン性脂質

Info

Publication number
JPH11507352A
JPH11507352A JP9501850A JP50185097A JPH11507352A JP H11507352 A JPH11507352 A JP H11507352A JP 9501850 A JP9501850 A JP 9501850A JP 50185097 A JP50185097 A JP 50185097A JP H11507352 A JPH11507352 A JP H11507352A
Authority
JP
Japan
Prior art keywords
moiety
carbon atoms
lipid
cell
cells
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.)
Withdrawn
Application number
JP9501850A
Other languages
English (en)
Japanese (ja)
Other versions
JPH11507352A5 (enExample
Inventor
シュワルツ,デイビッド・アーロン
ブラウン,ボブ・デイル
ドワイヤー,ブライアン・パトリック
Original Assignee
ジンタ・インコーポレイテッド
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 ジンタ・インコーポレイテッド filed Critical ジンタ・インコーポレイテッド
Publication of JPH11507352A publication Critical patent/JPH11507352A/ja
Publication of JPH11507352A5 publication Critical patent/JPH11507352A5/ja
Withdrawn legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/10Dispersions; Emulsions
    • A61K9/127Synthetic bilayered vehicles, e.g. liposomes or liposomes with cholesterol as the only non-phosphatidyl surfactant
    • A61K9/1271Non-conventional liposomes, e.g. PEGylated liposomes or liposomes coated or grafted with polymers
    • A61K9/1272Non-conventional liposomes, e.g. PEGylated liposomes or liposomes coated or grafted with polymers comprising non-phosphatidyl surfactants as bilayer-forming substances, e.g. cationic lipids or non-phosphatidyl liposomes coated or grafted with polymers
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C271/00Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C271/06Esters of carbamic acids
    • C07C271/08Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms
    • C07C271/10Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms
    • C07C271/20Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms to carbon atoms of hydrocarbon radicals substituted by nitrogen atoms not being part of nitro or nitroso groups
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J41/00Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring
    • C07J41/0033Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring not covered by C07J41/0005
    • C07J41/0055Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring not covered by C07J41/0005 the 17-beta position being substituted by an uninterrupted chain of at least three carbon atoms which may or may not be branched, e.g. cholane or cholestane derivatives, optionally cyclised, e.g. 17-beta-phenyl or 17-beta-furyl derivatives
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J43/00Normal steroids having a nitrogen-containing hetero ring spiro-condensed or not condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • C07J43/003Normal steroids having a nitrogen-containing hetero ring spiro-condensed or not condensed with the cyclopenta(a)hydrophenanthrene skeleton not condensed
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J51/00Normal steroids with unmodified cyclopenta(a)hydrophenanthrene skeleton not provided for in groups C07J1/00 - C07J43/00
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K5/00Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof
    • C07K5/02Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof containing at least one abnormal peptide link
    • C07K5/0205Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof containing at least one abnormal peptide link containing the structure -NH-(X)3-C(=0)-, e.g. statine or derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biochemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Genetics & Genomics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Steroid Compounds (AREA)
JP9501850A 1995-06-07 1996-06-05 新規カルバメート基本カチオン性脂質 Withdrawn JPH11507352A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US48346595A 1995-06-07 1995-06-07
US08/483,465 1995-06-07
PCT/US1996/009553 WO1996040726A1 (en) 1995-06-07 1996-06-05 Novel carbamate-based cationic lipids

Publications (2)

Publication Number Publication Date
JPH11507352A true JPH11507352A (ja) 1999-06-29
JPH11507352A5 JPH11507352A5 (enExample) 2004-07-29

Family

ID=23920143

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9501850A Withdrawn JPH11507352A (ja) 1995-06-07 1996-06-05 新規カルバメート基本カチオン性脂質

Country Status (6)

Country Link
US (2) US6251939B1 (enExample)
EP (1) EP0830368A1 (enExample)
JP (1) JPH11507352A (enExample)
AU (1) AU701106B2 (enExample)
CA (1) CA2223088A1 (enExample)
WO (1) WO1996040726A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003519199A (ja) * 1999-12-30 2003-06-17 ノバルティス アクチエンゲゼルシャフト 遺伝子治療のための新規なコロイド合成ベクター
JP2013527856A (ja) * 2010-05-12 2013-07-04 プロチバ バイオセラピューティクス インコーポレイティッド 陽イオン性脂質およびその使用方法
JP2020172500A (ja) * 2008-11-10 2020-10-22 アルブータス・バイオファーマー・コーポレイション 治療薬を送達するための新規な脂質及び組成物

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0840744A4 (en) * 1995-06-07 1999-03-10 Genta Inc CATIONIC LIPIDS BASED ON PHOSPHONIC ACID
DE69727384T2 (de) * 1996-05-24 2004-11-04 IC-VEC Ltd. Polykatonische sterin-derivate zur transfektion
WO2004089973A2 (en) * 1997-01-23 2004-10-21 Epimmune Inc. Peptides, polypeptides, and proteins of reduced immunogenicity and methods for their production
FR2760193B1 (fr) * 1997-02-28 1999-05-28 Transgene Sa Lipides et complexes de lipides cationiques et de substances actives, notamment pour la transfection de cellules
US5877220A (en) * 1997-03-06 1999-03-02 Genta, Incorporated Amide-based oligomeric cationic lipids
US6034135A (en) * 1997-03-06 2000-03-07 Promega Biosciences, Inc. Dimeric cationic lipids
US5925628A (en) * 1997-03-31 1999-07-20 Genzyme Corporation Cationic amphiphiles for intracellular delivery of therapeutic molecules
US5912239A (en) * 1997-04-04 1999-06-15 Genzyme Corporation Imidazole-containing cationic amphiphiles for intracellular delivery of therapeutic molecules
US5948925A (en) * 1997-05-06 1999-09-07 Genzyme Corporation Cationic amphiphiles containing linkers derived from neutral or positively charged amino acids
US5952516A (en) * 1997-05-08 1999-09-14 Genzyme Corporation Cationic amphiphiles containing multiplesteroid lipophilic groups
US5942634A (en) * 1997-05-09 1999-08-24 Genzyme Corporation Cationic amphiphiles for cell transfections
CA2299429C (en) 1997-08-13 2010-04-20 Biontex Laboratories Gmbh New lipopolyamines,their preparation and the use thereof
GB0015624D0 (en) * 2000-06-26 2000-08-16 Nat Cancer Centre Materials and methods relating to improved gene delivery
US6777443B2 (en) 2001-05-15 2004-08-17 Novartis Ag Dipeptide derivatives
US20040161741A1 (en) * 2001-06-30 2004-08-19 Elazar Rabani Novel compositions and processes for analyte detection, quantification and amplification
JP2005514344A (ja) * 2001-10-25 2005-05-19 アセロジエニクス・インコーポレイテツド 移植拒絶治療のための化合物と方法
GB0129121D0 (en) * 2001-12-05 2002-01-23 Ic Vec Ltd Compound
EP1519714B1 (en) 2002-06-28 2010-10-20 Protiva Biotherapeutics Inc. Method and apparatus for producing liposomes
EP1664316B1 (en) * 2003-09-15 2012-08-29 Protiva Biotherapeutics Inc. Polyethyleneglycol-modified lipid compounds and uses thereof
CA2569664C (en) 2004-06-07 2013-07-16 Protiva Biotherapeutics, Inc. Lipid encapsulated interfering rna
CA2587411A1 (en) * 2004-11-17 2006-05-26 Protiva Biotherapeutics, Inc. Sirna silencing of apolipoprotein b
CN101346393B (zh) 2005-11-02 2015-07-22 普洛体维生物治疗公司 修饰的siRNA分子及其应用
ES2535419T3 (es) * 2007-12-27 2015-05-11 Protiva Biotherapeutics Inc. Silenciamiento de expresión de quinasa tipo polo usando ARN interferente
WO2009086558A1 (en) * 2008-01-02 2009-07-09 Tekmira Pharmaceuticals Corporation Improved compositions and methods for the delivery of nucleic acids
CA2721333C (en) 2008-04-15 2020-12-01 Protiva Biotherapeutics, Inc. Novel lipid formulations for nucleic acid delivery
WO2010021865A1 (en) * 2008-08-18 2010-02-25 Merck Sharp & Dohme Corp. Novel lipid nanoparticles and novel components for delivery of nucleic acids
CA2740000C (en) 2008-10-09 2017-12-12 Tekmira Pharmaceuticals Corporation Improved amino lipids and methods for the delivery of nucleic acids
US9023820B2 (en) 2009-01-26 2015-05-05 Protiva Biotherapeutics, Inc. Compositions and methods for silencing apolipoprotein C-III expression
WO2011000107A1 (en) 2009-07-01 2011-01-06 Protiva Biotherapeutics, Inc. Novel lipid formulations for delivery of therapeutic agents to solid tumors
US8569256B2 (en) 2009-07-01 2013-10-29 Protiva Biotherapeutics, Inc. Cationic lipids and methods for the delivery of therapeutic agents
US9018187B2 (en) 2009-07-01 2015-04-28 Protiva Biotherapeutics, Inc. Cationic lipids and methods for the delivery of therapeutic agents
US8716464B2 (en) 2009-07-20 2014-05-06 Thomas W. Geisbert Compositions and methods for silencing Ebola virus gene expression
EP3296398A1 (en) * 2009-12-07 2018-03-21 Arbutus Biopharma Corporation Compositions for nucleic acid delivery
US8455455B1 (en) 2010-03-31 2013-06-04 Protiva Biotherapeutics, Inc. Compositions and methods for silencing genes involved in hemorrhagic fever
WO2011143230A1 (en) * 2010-05-10 2011-11-17 Alnylam Pharmaceuticals Methods and compositions for delivery of active agents
WO2011141704A1 (en) * 2010-05-12 2011-11-17 Protiva Biotherapeutics, Inc Novel cyclic cationic lipids and methods of use
US9006417B2 (en) 2010-06-30 2015-04-14 Protiva Biotherapeutics, Inc. Non-liposomal systems for nucleic acid delivery
US8466122B2 (en) 2010-09-17 2013-06-18 Protiva Biotherapeutics, Inc. Trialkyl cationic lipids and methods of use thereof
US9035039B2 (en) 2011-12-22 2015-05-19 Protiva Biotherapeutics, Inc. Compositions and methods for silencing SMAD4
EP4295895A3 (en) 2017-05-11 2024-03-27 Tc1 Llc Thermal interconnect for implantable blood pump
WO2022115645A1 (en) 2020-11-25 2022-06-02 Akagera Medicines, Inc. Lipid nanoparticles for delivery of nucleic acids, and related methods of use
IL315577A (en) * 2022-04-05 2024-11-01 Capstan Therapeutics Inc Ionizable cationic lipids and lipid nanoparticles
CA3256897A1 (en) 2022-05-25 2023-11-30 Akagera Medicines, Inc. Lipid nanoparticles for the administration of nucleic acids and their methods of use
AU2024279278A1 (en) 2023-05-31 2025-12-18 Capstan Therapeutics, Inc. Lipid nanoparticle formulations and compositions

Family Cites Families (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3649674A (en) * 1967-08-25 1972-03-14 Schering Ag Salts of carbamic and thiocarbamic esters with fungicidal and fungistatic action
US4007281A (en) * 1971-04-16 1977-02-08 Colgate-Palmolive Company Pharmaceutical compositions containing quaternary ammonium compounds
ES506955A0 (es) 1980-11-10 1983-02-01 Genentech Inc Un procedimiento para producir un polipeptido antiviral.
US4816567A (en) 1983-04-08 1989-03-28 Genentech, Inc. Recombinant immunoglobin preparations
CA1252778A (en) * 1983-08-25 1989-04-18 Hoffmann-La Roche Limited/Hoffmann-La Roche Limitee Steroids
US4897355A (en) * 1985-01-07 1990-01-30 Syntex (U.S.A.) Inc. N[ω,(ω-1)-dialkyloxy]- and N-[ω,(ω-1)-dialkenyloxy]-alk-1-yl-N,N,N-tetrasubstituted ammonium lipids and uses therefor
WO1986005519A1 (en) 1985-03-15 1986-09-25 James Summerton Polynucleotide assay reagent and method
EP0593065B1 (en) 1985-09-12 2002-08-21 Scios Inc. Recombinant fibroblast growth factors
DE3751751T2 (de) 1986-08-21 1996-10-17 Univ Columbia Für das t-zell oberflächenprotein t4 kodierende dna und verwendung von t4-fragmenten bei der behandlung von aids
JPH02501192A (ja) 1987-09-04 1990-04-26 バイオジェン インコーポレイテッド 可溶性t4蛋白を製造するためのdna配列、組換dna分子および方法
WO1989008114A1 (en) 1988-02-25 1989-09-08 The General Hospital Corporation Rapid immunoselection cloning method
WO1989009783A1 (en) * 1988-04-08 1989-10-19 Scripps Clinic And Research Foundation Polypeptides stabilized by covalent hydrogen bond replacements
JP2826826B2 (ja) * 1988-04-11 1998-11-18 日本ケミファ株式会社 アルキレンジアミン誘導体
US5216141A (en) 1988-06-06 1993-06-01 Benner Steven A Oligonucleotide analogs containing sulfur linkages
US4936868A (en) * 1988-07-29 1990-06-26 Shell Oil Company Fuel composition
FR2645866B1 (fr) * 1989-04-17 1991-07-05 Centre Nat Rech Scient Nouvelles lipopolyamines, leur preparation et leur emploi
EP0476071A4 (en) 1989-06-05 1992-11-04 Gilead Sciences, Inc. Exonuclease-resistant oligonucleotides and methods for preparing the same
US5399346A (en) 1989-06-14 1995-03-21 The United States Of America As Represented By The Department Of Health And Human Services Gene therapy
US5399676A (en) 1989-10-23 1995-03-21 Gilead Sciences Oligonucleotides with inverted polarity
JPH05504553A (ja) 1989-10-24 1993-07-15 ギリアド サイエンシズ,インコーポレイテッド 新規の結合を有するオリゴヌクレオチドアナログ
US5264562A (en) 1989-10-24 1993-11-23 Gilead Sciences, Inc. Oligonucleotide analogs with novel linkages
DE69034150T2 (de) 1989-10-24 2005-08-25 Isis Pharmaceuticals, Inc., Carlsbad 2'-Modifizierte Oligonukleotide
US5177198A (en) 1989-11-30 1993-01-05 University Of N.C. At Chapel Hill Process for preparing oligoribonucleoside and oligodeoxyribonucleoside boranophosphates
US5214136A (en) 1990-02-20 1993-05-25 Gilead Sciences, Inc. Anthraquinone-derivatives oligonucleotides
AU7579991A (en) 1990-02-20 1991-09-18 Gilead Sciences, Inc. Pseudonucleosides and pseudonucleotides and their polymers
US5470967A (en) 1990-04-10 1995-11-28 The Dupont Merck Pharmaceutical Company Oligonucleotide analogs with sulfamate linkages
US5264618A (en) 1990-04-19 1993-11-23 Vical, Inc. Cationic lipids for intracellular delivery of biologically active molecules
WO1991018997A1 (en) 1990-05-25 1991-12-12 Gilead Sciences, Inc. Sequence-specific nonphotoactivated crosslinking agents which bind to the major groove of duplex dna
US5378825A (en) 1990-07-27 1995-01-03 Isis Pharmaceuticals, Inc. Backbone modified oligonucleotide analogs
JPH0874B2 (ja) 1990-07-27 1996-01-10 アイシス・ファーマシューティカルス・インコーポレーテッド 遺伝子発現を検出および変調するヌクレアーゼ耐性、ピリミジン修飾オリゴヌクレオチド
JPH06505704A (ja) 1990-09-20 1994-06-30 ギリアド サイエンシズ,インコーポレイテッド 改変ヌクレオシド間結合
WO1992009705A1 (en) 1990-11-23 1992-06-11 Gilead Sciences, Inc. Triplex-forming oligomers containing modified bases
JPH06508022A (ja) 1991-02-21 1994-09-14 ギリアド サイエンシズ,インコーポレイテッド 生体分子に特異的なアプタマーおよび生産方法
DK51092D0 (da) 1991-05-24 1992-04-15 Ole Buchardt Oligonucleotid-analoge betegnet pna, monomere synthoner og fremgangsmaade til fremstilling deraf samt anvendelser deraf
US5283185A (en) * 1991-08-28 1994-02-01 University Of Tennessee Research Corporation Method for delivering nucleic acids into cells
WO1993009127A1 (en) 1991-11-07 1993-05-13 Gilead Sciences, Inc. Enhanced triple-helix formation directed by oligonucleotides composed of 2'-deoxy-7-deazaxanthosine and 2'-deoxy-7-deazaguanosine and related analogs
AU3222793A (en) 1991-11-26 1993-06-28 Gilead Sciences, Inc. Enhanced triple-helix and double-helix formation with oligomers containing modified pyrimidines
WO1993012135A1 (en) 1991-12-12 1993-06-24 Gilead Sciences, Inc. Nuclease stable and binding competent oligomers and methods for their use
US5336615A (en) 1992-01-06 1994-08-09 Yale University Genetically engineered endothelial cells exhibiting enhanced migration and plasminogen activator activity
JPH05295017A (ja) * 1992-04-21 1993-11-09 Dai Ichi Kogyo Seiyaku Co Ltd カルバメート基を有する共重合体、その製造方法及び該共重合体を含有する熱可塑性樹脂組成物
WO1993024507A1 (en) 1992-05-28 1993-12-09 Gilead Sciences, Inc. Conformationally restrained oligomers containing amide or carbamate linkages for sequence-specific binding
US5817781A (en) 1992-06-01 1998-10-06 Gilead Sciences, Inc. Modified internucleoside linkages (II)
EP0646178A1 (en) 1992-06-04 1995-04-05 The Regents Of The University Of California expression cassette with regularoty regions functional in the mammmlian host
AU4541093A (en) 1992-06-18 1994-01-24 Genpharm International, Inc. Methods for producing transgenic non-human animals harboring a yeast artificial chromosome
US5334761A (en) * 1992-08-28 1994-08-02 Life Technologies, Inc. Cationic lipids
US5674703A (en) 1992-12-02 1997-10-07 Woo; Savio L. C. Episomal vector systems and related methods
KR100283601B1 (ko) * 1993-02-19 2001-03-02 아만 히데아키 글리세롤 유도체, 디바이스 및 의약 조성물
JPH08507784A (ja) 1993-03-19 1996-08-20 キャンタブ ファーマシューティカルズ リサーチ リミティド ウイルス・ワクチン
JPH09504266A (ja) * 1993-05-24 1997-04-28 スミスクライン・ビーチャム・コーポレイション 血液調節ペプチド

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003519199A (ja) * 1999-12-30 2003-06-17 ノバルティス アクチエンゲゼルシャフト 遺伝子治療のための新規なコロイド合成ベクター
JP2020172500A (ja) * 2008-11-10 2020-10-22 アルブータス・バイオファーマー・コーポレイション 治療薬を送達するための新規な脂質及び組成物
JP2013527856A (ja) * 2010-05-12 2013-07-04 プロチバ バイオセラピューティクス インコーポレイティッド 陽イオン性脂質およびその使用方法
JP2016222666A (ja) * 2010-05-12 2016-12-28 プロチバ バイオセラピューティクス インコーポレイティッド 陽イオン性脂質およびその使用方法

Also Published As

Publication number Publication date
AU6161796A (en) 1996-12-30
CA2223088A1 (en) 1996-12-19
US6670393B2 (en) 2003-12-30
US20030097011A1 (en) 2003-05-22
AU701106B2 (en) 1999-01-21
EP0830368A1 (en) 1998-03-25
US6251939B1 (en) 2001-06-26
WO1996040726A1 (en) 1996-12-19

Similar Documents

Publication Publication Date Title
JPH11507352A (ja) 新規カルバメート基本カチオン性脂質
JPH11507815A (ja) ホスホン酸基本カチオン性脂質
US6020526A (en) Amide-based cationic lipids
WO1996040726A9 (en) Novel carbamate-based cationic lipids
DE69815075T2 (de) Dimere kationische lipide auf dicystinbasis
US6339173B1 (en) Amide-based cationic lipids
JP4467084B2 (ja) 核酸を細胞に導入するための化合物、その製法及びその使用
WO1997003939A9 (en) Novel amide-based cationic lipids
US5906922A (en) Delivery of nucleic acids
US5877220A (en) Amide-based oligomeric cationic lipids
CN102215820A (zh) 用于核酸输送系统的可释放融合脂质
JP2024519715A (ja) ペプチド-脂質コンジュゲートを含む脂質組成物
JP2024518379A (ja) ペプチド-脂質コンジュゲート
KR20010042318A (ko) 신규 핵산 전달제, 이를 함유하는 조성물 및 용도

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20040303

A761 Written withdrawal of application

Free format text: JAPANESE INTERMEDIATE CODE: A761

Effective date: 20040827