SE7705543L - Sett for framstellning av ett bermaterial i stand till kovalent bindning med biologiskt aktivt material - Google Patents
Sett for framstellning av ett bermaterial i stand till kovalent bindning med biologiskt aktivt materialInfo
- Publication number
- SE7705543L SE7705543L SE7705543A SE7705543A SE7705543L SE 7705543 L SE7705543 L SE 7705543L SE 7705543 A SE7705543 A SE 7705543A SE 7705543 A SE7705543 A SE 7705543A SE 7705543 L SE7705543 L SE 7705543L
- Authority
- SE
- Sweden
- Prior art keywords
- covalent bonding
- bermaterial
- kit
- production
- active material
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 239000011149 active material Substances 0.000 title 1
- 239000012620 biological material Substances 0.000 abstract 3
- 125000005442 diisocyanate group Chemical group 0.000 abstract 3
- 239000011159 matrix material Substances 0.000 abstract 3
- 102000004190 Enzymes Human genes 0.000 abstract 1
- 108090000790 Enzymes Proteins 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 238000003541 multi-stage reaction Methods 0.000 abstract 1
- 125000006850 spacer group Chemical group 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/62—Polymers of compounds having carbon-to-carbon double bonds
- C08G18/6216—Polymers of alpha-beta ethylenically unsaturated carboxylic acids or of derivatives thereof
- C08G18/6266—Polymers of amides or imides from alpha-beta ethylenically unsaturated carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
- C08G18/3893—Low-molecular-weight compounds having heteroatoms other than oxygen containing silicon
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/64—Macromolecular compounds not provided for by groups C08G18/42 - C08G18/63
- C08G18/6484—Polysaccharides and derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N11/00—Carrier-bound or immobilised enzymes; Carrier-bound or immobilised microbial cells; Preparation thereof
- C12N11/02—Enzymes or microbial cells immobilised on or in an organic carrier
- C12N11/06—Enzymes or microbial cells immobilised on or in an organic carrier attached to the carrier via a bridging agent
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S8/00—Bleaching and dyeing; fluid treatment and chemical modification of textiles and fibers
- Y10S8/11—Isocyanate and carbonate modification of fibers
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Wood Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Zoology (AREA)
- Genetics & Genomics (AREA)
- Biotechnology (AREA)
- Microbiology (AREA)
- Biomedical Technology (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Peptides Or Proteins (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Enzymes And Modification Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19762621974 DE2621974A1 (de) | 1976-05-18 | 1976-05-18 | Verfahren zur herstellung eines zur kovalenten bindung mit biologisch aktivem material befaehigten traegermaterials |
Publications (1)
Publication Number | Publication Date |
---|---|
SE7705543L true SE7705543L (sv) | 1977-11-19 |
Family
ID=5978226
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7705543A SE7705543L (sv) | 1976-05-18 | 1977-05-12 | Sett for framstellning av ett bermaterial i stand till kovalent bindning med biologiskt aktivt material |
Country Status (8)
Country | Link |
---|---|
US (1) | US4177038A (en, 2012) |
JP (1) | JPS52140588A (en, 2012) |
CH (1) | CH641479A5 (en, 2012) |
DE (1) | DE2621974A1 (en, 2012) |
FR (1) | FR2351990A1 (en, 2012) |
GB (1) | GB1569446A (en, 2012) |
IL (1) | IL52119A (en, 2012) |
SE (1) | SE7705543L (en, 2012) |
Families Citing this family (84)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1083508A (fr) * | 1975-11-13 | 1980-08-12 | Jacques Grange | Supports porteurs de chaines laterales, procedes d'obtention de ces supports, procedes de fixation de composes organiques comportant un residu glucidique sur lesdits supports, produits et reactifs resultant de ladite fixation chimique |
US4267280A (en) * | 1977-02-07 | 1981-05-12 | Mccormick Charles L | Controlled release pesticides and method of preparation |
DE2834539A1 (de) | 1978-08-07 | 1980-02-21 | Basf Ag | Makroporoese polymere als traegermaterial zur kovalenten bindung von proteinen |
SE450834B (sv) * | 1980-11-19 | 1987-08-03 | Biocompat Inc | Sett att binda ett protein till en berare innehallande hydroxylgrupper |
US4582805A (en) * | 1982-05-03 | 1986-04-15 | The Dow Chemical Company | Immobilization of biological matter via copolymers of isocyanatoalkyl esters |
US4496479A (en) * | 1983-05-18 | 1985-01-29 | Syntex (U.S.A.) Company | Chloramphenicol derivatives, antigens and antibodies |
GB8334499D0 (en) * | 1983-12-24 | 1984-02-01 | Beecham Group Plc | Derivatives |
US4530905A (en) * | 1984-10-25 | 1985-07-23 | The Dow Chemical Company | Crosslinked gelatin foams |
US4478938A (en) * | 1984-03-02 | 1984-10-23 | The Dow Chemical Company | Process for crosslinking polyamines |
US4748121A (en) * | 1984-11-30 | 1988-05-31 | Ppg Industries, Inc. | Porous glass fibers with immobilized biochemically active material |
EP0263184B1 (en) * | 1986-03-28 | 1992-10-28 | Toray Industries, Inc. | Immobilized physiologically active material |
US5144013A (en) * | 1986-09-24 | 1992-09-01 | Ube Industries, Ltd. | Body fluid purifying material and method for purifying body fluid by use thereof |
US4933285A (en) * | 1986-10-07 | 1990-06-12 | Environmental Technologies Group, Inc. | Multiple monolayers of polymeric linkages on a solid phase for immobilizing macromolecules |
US4954444A (en) * | 1987-03-02 | 1990-09-04 | E. I. Du Pont De Nemours And Company | Enzyme immobilization and bioaffinity separations with perfluorocarbon polymer-based supports |
US6251278B1 (en) * | 1987-06-08 | 2001-06-26 | Chromatochem, Inc. | Process for separating a substance from a mixture |
US5240602A (en) * | 1987-06-08 | 1993-08-31 | Chromatochem, Inc. | Chromatographic material |
CA1336077C (en) * | 1987-11-10 | 1995-06-27 | Ruben G. Carbonell | Chromatography apparatus and method and material for making the same |
JP2761881B2 (ja) * | 1988-03-10 | 1998-06-04 | チッソ株式会社 | 抗体を固定化したアフイニテイクロマトグラフイ用担体 |
US5277813A (en) * | 1988-06-17 | 1994-01-11 | S.A.C. Corporation | Shielded stationary phases |
US4940737A (en) * | 1988-11-02 | 1990-07-10 | W. R. Grace & Co.-Conn | Chemically modified hydrophilic prepolymers and polymers |
US4929706A (en) * | 1988-11-02 | 1990-05-29 | W. R. Grace & Co.-Conn. | Cell growth enhancers and/or antibody production stimulators comprising chemically modified hydrophilic polyurea-urethane prepolymers and polymers |
US5091176A (en) * | 1988-11-02 | 1992-02-25 | W. R. Grace & Co.-Conn. | Polymer-modified peptide drugs having enhanced biological and pharmacological activities |
US5045190A (en) * | 1988-11-08 | 1991-09-03 | Carbonell Ruben G | Chromatography apparatus |
US5149425A (en) * | 1988-11-09 | 1992-09-22 | Chembiomed, Ltd. | Affinity supports for hemoperfusion |
US5240601A (en) * | 1988-11-09 | 1993-08-31 | Chembiomed, Ltd. | Affinity supports for hemoperfusion |
US5043062A (en) * | 1989-02-21 | 1991-08-27 | Eastman Kodak Company | High performance affinity chromatography column comprising non-porous, nondisperse polymeric packing material |
EP0386926A3 (en) * | 1989-03-02 | 1991-12-18 | Supelco, Inc. | Silica gel supports suitable for chromatographic separations |
US5092992A (en) * | 1989-06-07 | 1992-03-03 | J. T. Baker Inc. | Polyethyleneimine matrixes for affinity chromatography |
US5085779A (en) * | 1989-06-07 | 1992-02-04 | J. T. Baker, Inc. | Polyethyleneimine matrixes for affinity chromatography |
US5270193A (en) * | 1989-10-27 | 1993-12-14 | E. I. Dupont De Nemours And Company | Immobilization of biomolecules on perfluorocarbon surfaces |
US5354461A (en) * | 1991-02-20 | 1994-10-11 | Eisai Co., Ltd. | Packings combining protein to a support via a spacer |
CA2061519C (en) * | 1991-02-20 | 2004-05-18 | Naoki Asakawa | Packings combining protein to a support via a spacer |
US5403750A (en) * | 1991-03-06 | 1995-04-04 | W. R. Grace & Co.-Conn. | Biocompatible, low protein adsorption affinity matrix |
US5178756A (en) * | 1991-06-25 | 1993-01-12 | Jarrett Iii Harry W | Glucose-silica medium for high-pressure gel filtration chromatography |
FR2678380B1 (fr) * | 1991-06-28 | 1993-10-08 | Sebia | Dispositif permettant l'etalement d'un ou plusieurs reactifs sur un gel. |
CA2064683A1 (en) * | 1992-03-26 | 1993-09-27 | Krishna Mohan Rao Kallury | Formation of thermostable enzymes with extra-ordinary heat tolerance by immobilization on phospholipid matrices |
US5334640A (en) * | 1992-04-08 | 1994-08-02 | Clover Consolidated, Ltd. | Ionically covalently crosslinked and crosslinkable biocompatible encapsulation compositions and methods |
GB9407886D0 (en) * | 1994-04-21 | 1994-06-15 | Ici Plc | Purification process |
US5662802A (en) * | 1994-07-07 | 1997-09-02 | Ionics, Incorporated | Solvent extraction process using water absorbing solvent at preselected temperature |
US5869127A (en) * | 1995-02-22 | 1999-02-09 | Boston Scientific Corporation | Method of providing a substrate with a bio-active/biocompatible coating |
US6558798B2 (en) | 1995-02-22 | 2003-05-06 | Scimed Life Systems, Inc. | Hydrophilic coating and substrates coated therewith having enhanced durability and lubricity |
CA2214088A1 (en) * | 1995-03-03 | 1996-09-12 | Metabolex Inc. | Novel encapsulation process by a gelling polymer |
US5916790A (en) * | 1995-03-03 | 1999-06-29 | Metabolex, Inc. | Encapsulation compositions, and methods |
US5741462A (en) * | 1995-04-25 | 1998-04-21 | Irori | Remotely programmable matrices with memories |
US5751629A (en) * | 1995-04-25 | 1998-05-12 | Irori | Remotely programmable matrices with memories |
US5874214A (en) * | 1995-04-25 | 1999-02-23 | Irori | Remotely programmable matrices with memories |
US6331273B1 (en) | 1995-04-25 | 2001-12-18 | Discovery Partners International | Remotely programmable matrices with memories |
US6329139B1 (en) | 1995-04-25 | 2001-12-11 | Discovery Partners International | Automated sorting system for matrices with memory |
US6416714B1 (en) | 1995-04-25 | 2002-07-09 | Discovery Partners International, Inc. | Remotely programmable matrices with memories |
US6247995B1 (en) | 1996-02-06 | 2001-06-19 | Bruce Bryan | Bioluminescent novelty items |
US5876995A (en) * | 1996-02-06 | 1999-03-02 | Bryan; Bruce | Bioluminescent novelty items |
US6416960B1 (en) | 1996-08-08 | 2002-07-09 | Prolume, Ltd. | Detection and visualization of neoplastic tissues and other tissues |
CA2271717A1 (en) | 1996-12-12 | 1998-06-18 | Prolume, Ltd. | Apparatus and method for detecting and identifying infectious agents |
US6232107B1 (en) | 1998-03-27 | 2001-05-15 | Bruce J. Bryan | Luciferases, fluorescent proteins, nucleic acids encoding the luciferases and fluorescent proteins and the use thereof in diagnostics, high throughput screening and novelty items |
EP1925320A3 (en) | 1998-03-27 | 2008-09-03 | Prolume, Ltd. | Luciferases, fluorescent proteins, nucleic acids encoding the luciferases and fluorescent proteins and the use thereof in diagnostics |
FR2785200B1 (fr) | 1998-10-30 | 2001-03-30 | Centre Nat Rech Scient | Utilisation d'un gel adsorbant pour eliminer et purifier les biomolecules |
GB9909245D0 (en) | 1999-04-22 | 1999-06-16 | Univ Cranfield | Reactive polymers and their application in reactions and assays |
US7192729B2 (en) | 1999-07-06 | 2007-03-20 | General Atomics | Methods for assaying homocysteine |
SE9904197D0 (sv) * | 1999-11-22 | 1999-11-22 | Amersham Pharm Biotech Ab | A method for anion exchange adsorption on matrices carrying mixed mode ligands |
AU2001227679A1 (en) * | 2000-02-25 | 2001-09-03 | General Atomics | Mutant nucleic binding enzymes and use thereof in diagnostic, detection and purification methods |
WO2001068240A2 (en) * | 2000-03-14 | 2001-09-20 | Hammen Corporation | Composite matrices with interstitial polymer networks |
US7109315B2 (en) | 2000-03-15 | 2006-09-19 | Bruce J. Bryan | Renilla reniformis fluorescent proteins, nucleic acids encoding the fluorescent proteins and the use thereof in diagnostics, high throughput screening and novelty items |
US7102024B1 (en) | 2000-08-01 | 2006-09-05 | Schwartz David A | Functional biopolymer modification reagents and uses thereof |
US6686461B1 (en) | 2000-03-22 | 2004-02-03 | Solulink Bioscience, Inc. | Triphosphate oligonucleotide modification reagents and uses thereof |
US6610504B1 (en) | 2000-04-10 | 2003-08-26 | General Atomics | Methods of determining SAM-dependent methyltransferase activity using a mutant SAH hydrolase |
AU2001275957B2 (en) | 2000-07-17 | 2007-01-11 | President And Fellows Of Harvard College | Surfaces that resist the adsorption of biological species |
GB0027047D0 (en) * | 2000-11-06 | 2000-12-20 | Ici Plc | Process for reducing the concentration of undesired compounds in a composition |
US7201844B1 (en) | 2001-03-14 | 2007-04-10 | Hammen Corporation | Composite matrices with interstital polymer networks |
US6802966B2 (en) * | 2001-08-14 | 2004-10-12 | W. R. Grace & Co. Conn. | Solid compositions for selective adsorption from complex mixtures |
US6987079B2 (en) * | 2001-08-14 | 2006-01-17 | W.R. Grace & Co.-Conn. | Supported catalyst systems |
WO2003062402A2 (en) * | 2002-01-24 | 2003-07-31 | Pointilliste, Inc. | Use of collections of binding sites for sample profiling and other applications |
US20060000772A1 (en) * | 2002-11-29 | 2006-01-05 | Toru Sano | Separation apparatus and separation method |
KR100528959B1 (ko) * | 2003-02-11 | 2005-11-16 | 학교법인 포항공과대학교 | 쿠커비투릴이 결합된 실리카 겔 |
US7384760B2 (en) * | 2004-04-30 | 2008-06-10 | General Atomics | Methods for assaying inhibitors of S-adenosylhomocysteine (SAH) hydrolase and S-adenosylmethionine (SAM)-dependent methyltransferase |
US7402243B2 (en) | 2004-09-10 | 2008-07-22 | Dionex Corporation | Organosilanes and substrate bonded with same |
US7439062B2 (en) * | 2004-12-23 | 2008-10-21 | Biocept, Inc. | Beads for capturing target cells from bodily fluid |
US7468130B2 (en) * | 2005-02-15 | 2008-12-23 | Dionex Corporation | Organosilanes and substrates covalently bonded with same and methods for synthesis and use same |
US7557232B2 (en) * | 2007-05-25 | 2009-07-07 | Dionex Corporation | Compositions useful as chromatography stationary phases |
CN102348974B (zh) * | 2009-03-12 | 2015-06-10 | 株式会社资生堂 | 填充剂的制造方法、填充剂及柱体 |
WO2011146775A1 (en) * | 2010-05-19 | 2011-11-24 | Dionex Corporation | Functionalized substrates with aromatic stacking properties |
DE102016001407A1 (de) | 2016-02-09 | 2017-08-24 | Fresenius Medical Care Deutschland Gmbh | Blutbehandlung mit Inaktivierung von freien Nukleinsäuren |
EP3390671B1 (en) * | 2016-02-11 | 2019-10-09 | HTG Molecular Diagnostics, Inc. | Method of direct target sequencing using nuclease protection |
JP7306985B2 (ja) * | 2016-07-22 | 2023-07-11 | ニュートリション・アンド・バイオサイエンシーズ・ユーエスエー・フォー,インコーポレイテッド | 多糖含有ポリウレタンポリマー |
CN110951273A (zh) * | 2019-12-24 | 2020-04-03 | 黑龙江幸福人生态农业开发股份有限公司 | 一种生物质表面改性方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3574062A (en) * | 1967-04-20 | 1971-04-06 | Beckman Instruments Inc | Method of immobilizing enzymes and product |
US3705084A (en) * | 1970-03-18 | 1972-12-05 | Monsanto Co | Macroporous enzyme reactor |
US3672955A (en) * | 1970-05-20 | 1972-06-27 | Us Agriculture | Preparation of an insoluble active enzyme |
CS167530B1 (en) * | 1972-03-29 | 1976-04-29 | Jiri Coupek | Method of insoluble biologically active compounds preparation |
US3929574A (en) * | 1972-05-03 | 1975-12-30 | Grace W R & Co | Use of enzymes bound to polyurethane |
JPS4928031A (en, 2012) * | 1972-07-18 | 1974-03-13 | ||
JPS5118518B2 (en, 2012) * | 1973-03-07 | 1976-06-10 | ||
JPS5117197B2 (en, 2012) * | 1973-10-23 | 1976-05-31 | ||
US3905923A (en) * | 1974-04-04 | 1975-09-16 | Minnesota Mining & Mfg | Poly (urea-urethane) foams containing immobilized active enzymes |
US3947352A (en) * | 1974-05-31 | 1976-03-30 | Pedro Cuatrecasas | Polysaccharide matrices for use as adsorbents in affinity chromatography techniques |
US4063017A (en) * | 1976-04-22 | 1977-12-13 | Purdue Research Foundation | Porous cellulose beads and the immobilization of enzymes therewith |
SE434848B (sv) * | 1976-04-22 | 1984-08-20 | Purdue Research Foundation | Forfaringssett for framstellning av porosa cellulosaperlor |
-
1976
- 1976-05-18 DE DE19762621974 patent/DE2621974A1/de not_active Withdrawn
-
1977
- 1977-05-12 SE SE7705543A patent/SE7705543L/xx not_active Application Discontinuation
- 1977-05-17 GB GB19216/77A patent/GB1569446A/en not_active Expired
- 1977-05-17 US US05/797,677 patent/US4177038A/en not_active Expired - Lifetime
- 1977-05-17 CH CH615077A patent/CH641479A5/de not_active IP Right Cessation
- 1977-05-18 IL IL52119A patent/IL52119A/xx unknown
- 1977-05-18 JP JP5751277A patent/JPS52140588A/ja active Granted
- 1977-05-18 FR FR7715261A patent/FR2351990A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS52140588A (en) | 1977-11-24 |
GB1569446A (en) | 1980-06-18 |
IL52119A (en) | 1980-12-31 |
FR2351990B1 (en, 2012) | 1983-06-24 |
FR2351990A1 (fr) | 1977-12-16 |
IL52119A0 (en) | 1977-07-31 |
US4177038A (en) | 1979-12-04 |
DE2621974A1 (de) | 1977-11-24 |
CH641479A5 (de) | 1984-02-29 |
JPS6317841B2 (en, 2012) | 1988-04-15 |
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Legal Events
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NAV | Patent application has lapsed |
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