DE2905671C2 - Immobilisiertes Enzympräparat und Verfahren zu seiner Herstellung - Google Patents

Immobilisiertes Enzympräparat und Verfahren zu seiner Herstellung

Info

Publication number
DE2905671C2
DE2905671C2 DE2905671A DE2905671A DE2905671C2 DE 2905671 C2 DE2905671 C2 DE 2905671C2 DE 2905671 A DE2905671 A DE 2905671A DE 2905671 A DE2905671 A DE 2905671A DE 2905671 C2 DE2905671 C2 DE 2905671C2
Authority
DE
Germany
Prior art keywords
solution
carrier
acrylonitrile
phosphate buffer
minutes
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.)
Expired
Application number
DE2905671A
Other languages
German (de)
English (en)
Other versions
DE2905671A1 (de
Inventor
Rokuro Izumi
Kunio Mishima Matsumoto
Hiroyuki Shizuoka Mizuguchi
Hideji Seijo
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.)
Asahi Kasei Corp
Original Assignee
Toyo Jozo KK
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 Toyo Jozo KK filed Critical Toyo Jozo KK
Publication of DE2905671A1 publication Critical patent/DE2905671A1/de
Application granted granted Critical
Publication of DE2905671C2 publication Critical patent/DE2905671C2/de
Expired legal-status Critical Current

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
    • C12N9/00Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/0004Oxidoreductases (1.)
    • C12N9/0006Oxidoreductases (1.) acting on CH-OH groups as donors (1.1)
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00Chemical modification by after-treatment
    • C08F8/30Introducing nitrogen atoms or nitrogen-containing groups
    • 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
    • C12N11/00Carrier-bound or immobilised enzymes; Carrier-bound or immobilised microbial cells; Preparation thereof
    • C12N11/02Enzymes or microbial cells immobilised on or in an organic carrier
    • C12N11/08Enzymes or microbial cells immobilised on or in an organic carrier the carrier being a synthetic polymer
    • C12N11/082Enzymes or microbial cells immobilised on or in an organic carrier the carrier being a synthetic polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • C12N11/00Carrier-bound or immobilised enzymes; Carrier-bound or immobilised microbial cells; Preparation thereof
    • C12N11/02Enzymes or microbial cells immobilised on or in an organic carrier
    • C12N11/08Enzymes or microbial cells immobilised on or in an organic carrier the carrier being a synthetic polymer
    • C12N11/082Enzymes or microbial cells immobilised on or in an organic carrier the carrier being a synthetic polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C12N11/087Acrylic polymers
    • 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
    • C12N9/00Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/14Hydrolases (3)
    • C12N9/16Hydrolases (3) acting on ester bonds (3.1)
    • 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
    • C12N9/00Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/14Hydrolases (3)
    • C12N9/78Hydrolases (3) acting on carbon to nitrogen bonds other than peptide bonds (3.5)
    • C12N9/80Hydrolases (3) acting on carbon to nitrogen bonds other than peptide bonds (3.5) acting on amide bonds in linear amides (3.5.1)
    • C12N9/84Penicillin amidase (3.5.1.11)
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12PFERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P35/00Preparation of compounds having a 5-thia-1-azabicyclo [4.2.0] octane ring system, e.g. cephalosporin
    • C12P35/02Preparation of compounds having a 5-thia-1-azabicyclo [4.2.0] octane ring system, e.g. cephalosporin by desacylation of the substituent in the 7 position
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12PFERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P37/00Preparation of compounds having a 4-thia-1-azabicyclo [3.2.0] heptane ring system, e.g. penicillin
    • C12P37/06Preparation of compounds having a 4-thia-1-azabicyclo [3.2.0] heptane ring system, e.g. penicillin by desacylation of the substituent in the 6 position

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Zoology (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Genetics & Genomics (AREA)
  • General Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Medicinal Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Molecular Biology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mycology (AREA)
  • Polymers & Plastics (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Enzymes And Modification Thereof (AREA)
DE2905671A 1978-02-17 1979-02-14 Immobilisiertes Enzympräparat und Verfahren zu seiner Herstellung Expired DE2905671C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1800178A JPS5548392A (en) 1978-02-17 1978-02-17 Novel immobilizing material combined with biologically active substance, its preparation, device comprising it, method, and preparation of support

Publications (2)

Publication Number Publication Date
DE2905671A1 DE2905671A1 (de) 1979-08-30
DE2905671C2 true DE2905671C2 (de) 1985-10-31

Family

ID=11959457

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2905671A Expired DE2905671C2 (de) 1978-02-17 1979-02-14 Immobilisiertes Enzympräparat und Verfahren zu seiner Herstellung

Country Status (5)

Country Link
US (2) US4371612A (enExample)
JP (1) JPS5548392A (enExample)
DE (1) DE2905671C2 (enExample)
FR (1) FR2417513A1 (enExample)
GB (2) GB2090601B (enExample)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3138194A1 (de) * 1981-09-25 1983-04-14 Basf Ag, 6700 Ludwigshafen Wasserunloesliches poroeses proteinmaterial, dessen herstellung und verwendung
US4511711A (en) * 1982-02-10 1985-04-16 Sumitomo Chemical Company, Limited Process for producing semipermeable membrane
HU187153B (en) * 1982-08-24 1985-11-28 Reanal Finomvegyszergyar Process for producing glucose-aminad enzyme-preparates
US4825693A (en) * 1982-09-30 1989-05-02 Honeywell Inc. Slotted diaphragm semiconductor device
US5234685A (en) * 1983-03-16 1993-08-10 Immuno Aktiengesellschaft Fur Chemisch-Medizinische Produkte Method of determining incompatibility-reaction-causing substances in blood products as well as a method of inactivating said incompatibility-reaction-causing substances
AT383739B (de) * 1983-03-16 1987-08-10 Immuno Ag Verfahren zur inaktivierung von unvertraeglichkeitsreaktionen verursachenden substanzen in immunglobulinhaeltigen blutfraktionen
JPS60118181A (ja) * 1983-11-30 1985-06-25 Kikkoman Corp 食酢の製造法
US4705753A (en) * 1984-06-08 1987-11-10 Gregor Harry P Biologically active acrylonitrile-based copolymeric membrane
US4748121A (en) * 1984-11-30 1988-05-31 Ppg Industries, Inc. Porous glass fibers with immobilized biochemically active material
US5208155A (en) * 1985-01-11 1993-05-04 Klaus Mosbach D-amino acid oxidase and method for isolation thereof
DE3515252C2 (de) * 1985-04-27 1994-02-24 Roehm Gmbh Verfahren zur Immobilisierung gelöster Eiweißstoffe
GB8521192D0 (en) * 1985-08-23 1985-10-02 Courtaulds Plc Polymeric carrier materials
JPS6322802A (ja) * 1987-03-31 1988-01-30 Toyo Jozo Co Ltd 新規なアミノ化アクリロニトリル系ポリマ−の製造法
US5192507A (en) * 1987-06-05 1993-03-09 Arthur D. Little, Inc. Receptor-based biosensors
US5001048A (en) * 1987-06-05 1991-03-19 Aurthur D. Little, Inc. Electrical biosensor containing a biological receptor immobilized and stabilized in a protein film
EP0382767B1 (en) * 1987-09-28 1993-12-15 Novo Nordisk A/S Method for immobilizing lipase
GB8729889D0 (en) * 1987-12-22 1988-02-03 Unilever Plc Bio-catalysts support systems
US5047437A (en) * 1988-11-23 1991-09-10 American Cyanamid Porous polyacrylonitrile beads and process for their production
US5262317A (en) * 1988-11-23 1993-11-16 E. I. Du Pont De Nemours And Company Polyacrylonitrile modified with hydrogen halide for immobilization of biological substances
DE68921431T2 (de) * 1988-11-23 1995-06-29 Cytec Tech Corp Poröse Oberflächen-hydratisierte Substrate aus Polyacrylnitril, wie Perlderivate, Verfahren zu deren Herstellung und Verfahren zur Verwendung.
US4940734A (en) * 1988-11-23 1990-07-10 American Cyanamid Process for the preparation of porous polymer beads
US5312762A (en) * 1989-03-13 1994-05-17 Guiseppi Elie Anthony Method of measuring an analyte by measuring electrical resistance of a polymer film reacting with the analyte
CA2048692A1 (en) * 1989-03-13 1990-09-14 Anthony Guiseppi-Elie Surface functionalized and derivatized conducting polymers and method for producing same
US5418284A (en) * 1989-05-08 1995-05-23 Cytec Technology Corp. Surface-modified polyacrylonitrile beads
JP2888142B2 (ja) 1993-11-08 1999-05-10 三菱電機株式会社 回転電動機並びにその製造方法
US5989880A (en) * 1990-01-08 1999-11-23 Nika Health Products Ltd. Method of preparing lysozyme dimers
US5314816A (en) * 1990-01-08 1994-05-24 Nika Health Products Ltd. Method of preparing lysozyme dimers
IT1252308B (it) * 1990-12-21 1995-06-08 Antibioticos Spa Procedimento enzimatico per la produzione di acido 7- amminocefalosporanico e derivati
US5500352A (en) * 1993-03-24 1996-03-19 Sepracor, Inc. Membrane filtration process for 6-aminopenicillanic acid
US6121711A (en) 1993-11-08 2000-09-19 Mitsubishi Denki Kabushiki Kaisha Rotary motor and production method thereof, and laminated core and production method thereof
US5593779A (en) * 1994-06-15 1997-01-14 Kao Corporation Fiber for clothing and production method therefor
DE19600930C1 (de) * 1996-01-12 1997-09-25 Forschungszentrum Juelich Gmbh Neue (bio)chemische Reagenz-Festphasen, Verfahren zu deren Herstellung sowie deren Verwendung
US6248924B1 (en) 1996-06-19 2001-06-19 Basf Aktiengesellschaft Process for reacting an organic compound in the presence of a supported ruthenium catalyst
EP0813906A3 (de) * 1996-06-19 1998-11-18 Basf Aktiengesellschaft Verfahren zur Umsetzung einer organischen Verbindung in Gegenwart eines geträgerten Rutheniumkatalysators
US6291582B1 (en) 1996-10-10 2001-09-18 Biotechnology Research & Development Corp. Polymer-protein composites and methods for their preparation and use
EP0938549A1 (en) * 1996-10-10 1999-09-01 Biotechnology Research And Development Corporation Polymer-protein composites and methods for their preparation and use
DE19643126A1 (de) * 1996-10-18 1998-04-23 Basf Ag Metall-Festbettkatalysator nach Raney, Verfahren zu seiner Herstellung sowie ein Verfahren zur Hydrierung von Polymeren unter Verwendung dieses Katalysators
US6635269B1 (en) * 1997-11-24 2003-10-21 Morphoplant Gmbh Immobilizing mediator molecules via anchor molecules on metallic implant materials containing oxide layer
DE10037850A1 (de) * 2000-08-01 2002-02-21 Herbert P Jennissen Verfahren zur Herstellung bioaktiver Implantatoberflächen
DE10118554A1 (de) * 2001-04-14 2002-10-24 Henkel Kgaa Enzymabbauketten
EP1392175A2 (en) * 2001-05-04 2004-03-03 Concentric Medical Hydrogel filament vaso-occlusive device
US6927051B1 (en) 2002-04-04 2005-08-09 The University Of Akron Polymer-protein surfactants
AU2003265247A1 (en) * 2002-06-18 2003-12-31 The University Of Akron Fibrous protein-immobilization systems
US7311926B2 (en) * 2002-12-20 2007-12-25 Battelle Memorial Institute Biocomposite materials and methods for making the same
WO2005027990A2 (en) * 2003-09-15 2005-03-31 Univ Jefferson Implants with attached silylated therapeutic agents
ES2331533T3 (es) * 2005-03-29 2010-01-07 Cci Corporation Biosensor.
DE102007034726A1 (de) * 2007-07-23 2009-01-29 Henkel Ag & Co. Kgaa Entfernung von Nebenprodukten aus vernetzbaren Zubereitungen
CN103387975A (zh) * 2012-05-11 2013-11-13 上海天伟生物制药有限公司 一种固定化环脂肽酰基转移酶及其制备方法和用途
EP2918612B1 (de) * 2014-03-10 2016-09-07 ARLANXEO Deutschland GmbH Aminomethylgruppenhaltiger hydrierter nitrilkautschuk, verfahren zu dessen herstellung, vulkanisierbare zusammensetzungen enthaltend aminomethylgruppenhaltigen hydrierten nitrilkautschuk, verfahren zu deren vulkanisation und dadurch erhältliche vulkanisate
EP2918609A1 (de) * 2014-03-10 2015-09-16 LANXESS Deutschland GmbH Vulkanisierbare Zusammensetzungen enthaltend aminomethylgruppenhaltigen hydrierten Nitrilkautschuk, Verfahren zu deren Vulkanisation und dadurch erhältliche Vulkanisate
EP2918608A1 (de) * 2014-03-10 2015-09-16 LANXESS Deutschland GmbH Aminomethylgruppenhaltiger hydrierter Nitrilkautschuk und Verfahren zu dessen Herstellung
KR102596200B1 (ko) 2017-06-30 2023-10-30 다우 글로벌 테크놀로지스 엘엘씨 알데히드 개선을 위한 코팅 및 이의 제조 방법
KR102820684B1 (ko) * 2018-05-15 2025-06-12 라이프 사이언스 바이오센서 디아그노스틱스 피티와이 엘티디 다공성 위킹층을 구비한 바이오센서
CN114350647B (zh) * 2021-12-23 2024-05-10 江苏大学 Ucst型非离子水溶性聚合物在固定化葡萄糖异构酶中的应用
CN119639078B (zh) * 2025-02-19 2025-05-02 浙江百菲乳业有限公司 一种双功能改性纳米孔膜及其制备方法与在水牛奶生产中的应用

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1226303B (de) * 1963-01-24 1966-10-06 Hoechst Ag Verfahren zur Hydrierung von Nitrilgruppen enthaltenden Polymerisaten
DE2061009A1 (de) * 1969-12-18 1971-06-24 Exploaterings Ab Tbf Verfahren zur Fixierung von Polymeren
US3705084A (en) * 1970-03-18 1972-12-05 Monsanto Co Macroporous enzyme reactor
US3788950A (en) * 1970-08-05 1974-01-29 Du Pont Enzyme gel and use therefor
US3830699A (en) * 1972-03-16 1974-08-20 Exxon Research Engineering Co Insolubilized enzymes
US3844892A (en) * 1972-12-19 1974-10-29 Gulf Research Development Co Method of immobilizing enzymes
US3841970A (en) * 1972-12-19 1974-10-15 Gulf Research Development Co Immobilized enzymes
JPS5844401B2 (ja) 1973-05-07 1983-10-03 ドル オリバ− インコ−ポレイテツド ナイゾウスルコウソオブンサンシテナル ジユウゴウタイマク ナラビニ ソノセイゾウホウホウ
GB1463513A (en) * 1974-08-13 1977-02-02 Beecham Group Ltd Enzymes
GB1550819A (en) * 1975-06-04 1979-08-22 Nat Res Dev Polymeric support for biogically active materials
JPS527485A (en) * 1975-07-04 1977-01-20 Asahi Chem Ind Co Ltd Isolation of urokinase
JPS5354186A (en) * 1976-10-28 1978-05-17 Asahi Chem Ind Co Ltd Protein adsorbent
JPS5858080B2 (ja) * 1976-11-05 1983-12-23 旭化成株式会社 7−アミノセフエム化合物の製造法
JPS6032497B2 (ja) * 1976-12-24 1985-07-29 旭化成株式会社 蛋白質吸着用物質

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NICHTS-ERMITTELT

Also Published As

Publication number Publication date
US4486549A (en) 1984-12-04
GB2015001B (en) 1982-08-25
FR2417513B1 (enExample) 1983-10-07
GB2090601A (en) 1982-07-14
JPS6247516B2 (enExample) 1987-10-08
GB2090601B (en) 1983-02-23
DE2905671A1 (de) 1979-08-30
FR2417513A1 (fr) 1979-09-14
JPS5548392A (en) 1980-04-07
GB2015001A (en) 1979-09-05
US4371612A (en) 1983-02-01

Similar Documents

Publication Publication Date Title
DE2905671C2 (de) Immobilisiertes Enzympräparat und Verfahren zu seiner Herstellung
DE2703615C2 (enExample)
DE2806674C3 (de) Immobilisierte Enzyme
AT401653B (de) Verfahren zur immobilisierung biologischer komponenten in einer polymermatrix sowie biosensoren unter verwendung derartiger immobilisate
DE3515252C2 (de) Verfahren zur Immobilisierung gelöster Eiweißstoffe
DE2247163A1 (de) Traegermatrix zur fixierung biologisch wirksamer stoffe und verfahren zu ihrer herstellung
DE69133521T2 (de) Verwendung von vernetzten Kristallen als neue Form von Immobilisierung von Enzymen
DE68922501T2 (de) Enzymelektrode.
DE3130924C2 (enExample)
DE2407961C3 (de) Enzymatisch aktive Membran, Verfahren zu ihrer Herstellung und ihre Verwendung
EP0097898A2 (de) Makroporöse, hydrophile Träger für Enzyme
DE2305320A1 (de) Durch einschluss in ein wasserloesliches, hydrophiles polymer stabilisierte enzymkoerper
EP0562371B1 (de) Immobilisierung biochemischer Substanzen
DE2805950C2 (de) Trägermaterial für das Unbeweglichmachen von Enzymen
EP0110281B1 (de) Vinylencarbonat-Polymerisate, Verfahren zu ihrer Herstellung und ihre Anwendung
DE3315201C2 (enExample)
EP0562373A2 (de) Immobilisierung biochemischer Substanzen
DE2366180B1 (de) Enzymanlagerungsprodukt
CH618466A5 (enExample)
SU1128601A1 (ru) Урокиназа,иммобилизированна на фибриногене
Srinivasa Rao et al. Immobilization of urease on gelatin—poly (HEMA) copolymer preparation and characterization
CH634876A5 (en) Immobilised, support-fixed, enzyme
DD294729A5 (de) Verfahren zur herstellung von immobilisaten mit biologisch aktiven, makromolekularen verbindungen
DE2938737A1 (de) Vorrichtung und verfahren zur gleichzeitigen analytischen bestimmung von mehreren komponenten in einer probe mittels enzymatischer analyse
DE2941881C2 (de) Organisch-anorganisches Matrixmaterial für immobilisierte Enzyme und Verfahren zu dessen Herstellung

Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8128 New person/name/address of the agent

Representative=s name: JUNG, E., DIPL.-CHEM. DR.PHIL. SCHIRDEWAHN, J., DI

8125 Change of the main classification

Ipc: C12N 11/08

D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ASAHI KASEI KOGYO K.K., OSAKA, JP

8339 Ceased/non-payment of the annual fee