FI852980L - Foerfarande foer framstaellning av nya difosfonsyraderivat. - Google Patents

Foerfarande foer framstaellning av nya difosfonsyraderivat.

Info

Publication number
FI852980L
FI852980L FI852980A FI852980A FI852980L FI 852980 L FI852980 L FI 852980L FI 852980 A FI852980 A FI 852980A FI 852980 A FI852980 A FI 852980A FI 852980 L FI852980 L FI 852980L
Authority
FI
Finland
Prior art keywords
optionally substituted
alkyl
radical
difosfonsyraderivat
nya
Prior art date
Application number
FI852980A
Other languages
English (en)
Other versions
FI852980A0 (fi
FI78915B (fi
FI78915C (fi
Inventor
Elmar Bosies
Rudi Gall
Original Assignee
Boehringer Mannheim Gmbh
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6242211&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI852980(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Boehringer Mannheim Gmbh filed Critical Boehringer Mannheim Gmbh
Publication of FI852980A0 publication Critical patent/FI852980A0/fi
Publication of FI852980L publication Critical patent/FI852980L/fi
Publication of FI78915B publication Critical patent/FI78915B/fi
Application granted granted Critical
Publication of FI78915C publication Critical patent/FI78915C/fi

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/28Phosphorus compounds with one or more P—C bonds
    • C07F9/38Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
    • C07F9/3804Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
    • C07F9/3839Polyphosphonic acids
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00Drugs for disorders of the metabolism
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00Drugs for disorders of the metabolism
    • A61P3/12Drugs for disorders of the metabolism for electrolyte homeostasis
    • A61P3/14Drugs for disorders of the metabolism for electrolyte homeostasis for calcium homeostasis
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/547Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
    • C07F9/553Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having one nitrogen atom as the only ring hetero atom
    • C07F9/576Six-membered rings
    • C07F9/58Pyridine rings
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/547Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
    • C07F9/645Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having two nitrogen atoms as the only ring hetero atoms
    • C07F9/6503Five-membered rings
    • C07F9/6506Five-membered rings having the nitrogen atoms in positions 1 and 3
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/547Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
    • C07F9/6515Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having three nitrogen atoms as the only ring hetero atoms
    • C07F9/6518Five-membered rings
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/547Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
    • C07F9/6527Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having nitrogen and oxygen atoms as the only ring hetero atoms
    • C07F9/653Five-membered rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Biochemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Animal Behavior & Ethology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Hematology (AREA)
  • Diabetes (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Obesity (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Rheumatology (AREA)
  • Endocrinology (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
FI852980A 1984-08-02 1985-08-01 Foerfarande foer framstaellning av nya difosfonsyraderivat. FI78915C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3428524A DE3428524A1 (de) 1984-08-02 1984-08-02 Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindungen enthaltende arzneimittel
DE3428524 1984-08-02

Publications (4)

Publication Number Publication Date
FI852980A0 FI852980A0 (fi) 1985-08-01
FI852980L true FI852980L (fi) 1986-02-03
FI78915B FI78915B (fi) 1989-06-30
FI78915C FI78915C (fi) 1989-10-10

Family

ID=6242211

Family Applications (1)

Application Number Title Priority Date Filing Date
FI852980A FI78915C (fi) 1984-08-02 1985-08-01 Foerfarande foer framstaellning av nya difosfonsyraderivat.

Country Status (17)

Country Link
US (2) US4687767A (fi)
EP (1) EP0170228B1 (fi)
JP (1) JPS6143197A (fi)
AT (1) ATE39489T1 (fi)
AU (1) AU553419B2 (fi)
CA (1) CA1264326A (fi)
CS (1) CS257277B2 (fi)
DD (1) DD236533A5 (fi)
DE (2) DE3428524A1 (fi)
DK (1) DK345285A (fi)
ES (1) ES8606876A1 (fi)
FI (1) FI78915C (fi)
GR (1) GR851881B (fi)
HU (1) HU196419B (fi)
IL (1) IL75971A (fi)
SU (1) SU1475487A3 (fi)
ZA (1) ZA855760B (fi)

Families Citing this family (70)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3428524A1 (de) * 1984-08-02 1986-02-13 Boehringer Mannheim Gmbh, 6800 Mannheim Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindungen enthaltende arzneimittel
PH27078A (en) * 1984-12-21 1993-02-01 Procter & Gamble Pharmaceutical compositions containing geminal diphosphonates
IL77243A (en) * 1984-12-21 1996-11-14 Procter & Gamble Pharmaceutical compositions containing geminal diphosphonic acid compounds and certain such novel compounds
US5641762A (en) * 1985-05-02 1997-06-24 Research Corporation Technologies, Inc. Bone targeted inhibitors of carbonic anhydrase
DE3540150A1 (de) * 1985-11-13 1987-05-14 Boehringer Mannheim Gmbh Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindungen enthaltende arzneimittel
US4902679A (en) * 1985-12-13 1990-02-20 Norwich Eaton Pharmaceuticals, Inc. Methods of treating diseases with certain geminal diphosphonates
EP0243173B1 (en) * 1986-04-24 1991-06-26 Fujisawa Pharmaceutical Co., Ltd. New diphosphonic acid compounds, processes for the preparation thereof and pharmaceutical composition comprising the same
DE3626058A1 (de) * 1986-08-01 1988-02-11 Boehringer Mannheim Gmbh Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindungen enthaltende arzneimittel
US5057505A (en) * 1986-11-21 1991-10-15 Ciba-Geigy Corporation Substituted aminomethanediphosphonic acids and use in medicaments
ES2039259T3 (es) * 1986-11-21 1993-09-16 Ciba-Geigy Ag Procedimiento para la obtencion de acidos azacicloalquil alcandifosfonicos aromaticamente substituidos.
IL84497A (en) * 1986-11-21 1994-10-21 Ciba Geigy Ag History 2-) Imidazol-1-yl (ethane-1,1-diphosphonic acid, their preparation and pharmaceutical preparations containing them
DE3640938A1 (de) * 1986-11-29 1988-06-01 Boehringer Mannheim Gmbh Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindung enthaltende arzneimittel
US4868164A (en) * 1986-12-19 1989-09-19 Norwich Eaton Pharmaceuticals, Inc. Octahydro-pyridine diphosphonate compounds, pharmaceutical compositions, and methods for treating abnormal calcium and phosphate metabolism
US5071840A (en) * 1986-12-19 1991-12-10 Norwich Eaton Pharmaceuticals, Inc. Certain heterocyclic substituted diphosphonate compounds pharmaceutical compositions, and methods of treating abnormal calcium and phosphate metabolism
US4939265A (en) * 1987-02-25 1990-07-03 Bristol-Myers Company Intermediates and process for the preparation of antihypercholesterolemic tetrazole compounds
US4973576A (en) * 1987-03-10 1990-11-27 Yamanouchi Pharmaceutical Co., Ltd. Bisphophonic acid derivatives and pharmaceutical compositions containing the same
EP0282309A3 (en) * 1987-03-11 1990-03-14 Yamanouchi Pharmaceutical Co. Ltd. Azole-aminomethylene bisphosphonic acid derivatives
US4963681A (en) * 1987-07-06 1990-10-16 Norwich Eaton Pharmaceuticals, Inc. Process for synthesis of aminomethylene phosphonoalkylphosphinates
IL86951A (en) * 1987-07-06 1996-07-23 Procter & Gamble Pharma Methylene phosphonoalkylphosphinates and pharmaceutical preparations containing them
EP0317505A1 (de) * 1987-11-13 1989-05-24 Ciba-Geigy Ag Neue Azacycloalkylalkandiphosphonsäuren
US5190930A (en) * 1987-12-11 1993-03-02 Ciba-Geigy Corporation Araliphatylaminoalkanediphosphonic acids
US5110807A (en) * 1988-12-01 1992-05-05 Ciba-Geigy Corporation Araliphatylaminoalkanediphosphonic acids
DE3817956A1 (de) * 1988-05-27 1989-12-07 Hoechst Ag Verfahren zur herstellung phosphorhaltiger l-aminosaeuren sowie ihrer ester und n-derivate
DE3822650A1 (de) * 1988-07-05 1990-02-01 Boehringer Mannheim Gmbh Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindungen enthaltende arzneimittel
US4990503A (en) * 1988-08-12 1991-02-05 Yamanouchi Pharmaceutical Co., Ltd. Heterocyclic bisphosphonic acid derivatives
TW198039B (fi) * 1988-11-28 1993-01-11 Ciba Geigy Ag
DE3917153A1 (de) * 1989-05-26 1990-11-29 Boehringer Mannheim Gmbh Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindungen enthaltende arzneimittel
MX21452A (es) * 1989-07-07 1994-01-31 Ciba Geigy Ag Preparaciones farmaceuticas que se administran en forma topica.
US5139786A (en) * 1989-07-07 1992-08-18 Ciba-Geigy Corporation Topical formulations
CA2073448A1 (en) * 1990-01-12 1991-07-13 Raymond D. Youssefyeh 1-azetidyl and 1-hexamethylenimine alkyl of aryl bisphosphonic acids and their use as pharmacological agents
US5204334A (en) * 1990-10-18 1993-04-20 Ciba-Geigy Corporation Benzoheterocyclylalkylaminoalkanediphosphonic acids, compositions thereof, and use thereof in the treatment of calcium metabolism disorders
US5763611A (en) * 1992-05-29 1998-06-09 The Procter & Gamble Company Thio-substituted cyclic phosphonate compounds, pharmaceutical compositions, and methods for treating abnormal calcium and phosphate metabolism
NZ253524A (en) * 1992-05-29 1997-01-29 Procter & Gamble Pharma Sulphur-containing phosphonate derivatives and medicaments (for treating abnormal calcium and phosphate metabolism)
SK144694A3 (en) * 1992-05-29 1995-06-07 Procter & Gamble Pharma Thio-substituted nitrogen containing heterocyclic phosphate compounds for treating calcium and phosphate metabolism
US5391743A (en) * 1992-05-29 1995-02-21 Procter & Gamble Pharmaceuticals, Inc. Quaternary nitrogen-containing phosphonate compounds, pharmaceutical compositions, and methods of treating abnormal calcium and phosphate metabolism and methods of treating and preventing dental calculus and plaque
RU2126414C1 (ru) * 1992-05-29 1999-02-20 Дзе Проктер энд Гэмбл Фармасьютикалз, Инк. Содержащие четвертичный азот фосфонаты для лечения анормального кальциевого и фосфатного метаболизма, а также профилактики и лечения зубных налетов и зубных камней, фармацевтические композиции и способ лечения
US5753634A (en) * 1992-05-29 1998-05-19 The Procter & Gamble Company Quaternary nitrogen containing phosphonate compounds, pharmaceutical compostions, and methods for treating abnormal calcium and phosphate metabolism
AU675796B2 (en) * 1992-06-30 1997-02-20 Procter & Gamble Pharmaceuticals, Inc. Compositions for the treatment of arthritis containing phosphonates and NSAIDS
DE4228552A1 (de) * 1992-08-27 1994-03-03 Boehringer Mannheim Gmbh Diphosphonsäuren und deren Salze enthaltende Arzneimittel
AU670337B2 (en) 1992-11-30 1996-07-11 Novartis Ag Use of certain methanebisphosphonic acid derivatives in fracture healing
JPH06298779A (ja) * 1993-04-15 1994-10-25 Hoechst Japan Ltd ヘテロ環イミノビスメチレンビスホスホン酸誘導体
GB9324143D0 (en) * 1993-11-24 1994-01-12 Schering Agrochemicals Ltd Triazole phosphonate pesticides
EP0854724B1 (en) * 1995-09-29 2005-03-16 Novartis AG Method of treating the navicular disease in horses
US20020132819A1 (en) * 1999-12-17 2002-09-19 Metcalf Chester A. Novel purinse
IL150062A0 (en) 1999-12-17 2002-12-01 Ariad Pharma Inc Proton pump inhibitors
IL150059A0 (en) * 1999-12-17 2002-12-01 Ariad Pharma Inc Novel heterocycles
US6677320B2 (en) 2000-01-20 2004-01-13 Hoffmann-La Roches Inc. Parenteral bisphosphonate composition with improved local tolerance
PE20011061A1 (es) * 2000-02-01 2001-11-20 Procter & Gamble Cristalizacion selectiva del acido 3-piridil-1-hidroxi-etiliden-1,1-bisfosfonico sodio como el hemipentahidrato o el monohidrato
CA2372450A1 (en) * 2001-05-10 2001-09-19 Pharmaceutical Partners Of Canada Inc. Liquid injectable formulation of disodium pamidronate
ES2532393T3 (es) 2002-05-10 2015-03-26 F. Hoffmann-La Roche Ag Acidos bisfosfónicos para tratamiento y prevención de osteoporosis
JP4485117B2 (ja) * 2002-06-27 2010-06-16 日東電工株式会社 保護剥離用フィルム
AU2003250190A1 (en) * 2002-07-30 2004-02-23 Novartis Ag Combination of an aromatase inhibitor with a bisphosphonate
TW200413381A (en) 2002-11-04 2004-08-01 Hoffmann La Roche Novel amino-substituted dihydropyrimido [4,5-d]pyrimidinone derivatives, their manufacture and use as pharmaceutical agents
US20040206932A1 (en) 2002-12-30 2004-10-21 Abuelyaman Ahmed S. Compositions including polymerizable bisphosphonic acids and methods
HUP0300227A2 (hu) * 2003-01-28 2004-09-28 Richter Gedeon Vegyészeti Gyár Rt. Eljárás nagy tisztaságú 2-szubsztituált -1-(hidroxi-etilidén)-1,1-biszfoszfonsavak és sóik előállítására
US20050065171A1 (en) * 2003-06-25 2005-03-24 Shakespeare William C. Substituted purine derivatives
WO2005018581A2 (en) 2003-08-12 2005-03-03 3M Innovative Properties Company Self-etching dental compositions and methods
US20050119230A1 (en) * 2003-09-18 2005-06-02 Alexandra Glausch Pharmaceutical products comprising bisphosphonated
JP5214242B2 (ja) 2004-07-08 2013-06-19 スリーエム イノベイティブ プロパティズ カンパニー 歯科用の方法、組成物、および酸感受性色素を含むキット
ATE526006T1 (de) 2004-08-11 2011-10-15 3M Innovative Properties Co Selbstklebende zusammensetzungen mit einer vielzahl von sauren verbindungen
US9943465B2 (en) * 2006-12-13 2018-04-17 3M Innovative Properties Company Methods of using a dental composition having an acidic component and a photobleachable dye
EP2114455A4 (en) * 2006-12-20 2010-03-17 Mylan Pharmaceuticals Ulc PHARMACEUTICAL COMPOSITION USING A HOT-MELT GRANULATED AGENT
EP2561877A1 (en) 2006-12-20 2013-02-27 Mylan Pharmaceuticals ULC A Composition containing a Bisphosphonic Acid in combination with Vitamin D
EP2136814A4 (en) * 2007-03-21 2012-05-30 Univ Duke MEDICAL KITS AND FORMULATIONS FOR PREVENTING, TREATING OR REDUCING SECONDARY FRACTURES FROM A PREVIOUS FRACTURE
WO2010076258A1 (en) * 2008-12-23 2010-07-08 Novartis Ag Phenylalkyl-imidazole-bisphosphonate compounds
US9867838B2 (en) 2009-09-01 2018-01-16 Duke University Methods for treating heart failure using bisphosphonate compositions
US9949992B2 (en) 2011-11-16 2018-04-24 Duke University Bisphosphonate compositions and methods for treating and\or reducing cardiac dysfunction
PL407922A1 (pl) 2014-04-16 2015-10-26 Wrocławskie Centrum Badań Eit + Spółka Z Ograniczoną Odpowiedzialnością Nowe bisfosfoniany i ich zastosowanie
CN111225672B (zh) 2017-10-16 2023-09-29 清华大学 甲羟戊酸通路抑制剂及其药物组合物
USD958651S1 (en) 2020-08-11 2022-07-26 Bocks Inc. Liquid soap dispenser carton

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PH9776A (en) * 1967-12-11 1976-03-17 M Francis Compositions for inhibiting anomalous deposition and mobilization of calcium phosphate in animal tissue and method of use
DE3203308A1 (de) * 1982-01-27 1983-07-28 Schering Ag, 1000 Berlin Und 4619 Bergkamen Diphosphonsaeure-derivate und diese enthaltende pharmazeutische praeparate
DE3203309A1 (de) * 1982-01-27 1983-07-28 Schering Ag, 1000 Berlin Und 4619 Bergkamen Diphosphonsaeure-derivate und diese enthaltende pharmazeutische praeparate
EP0085321B1 (de) * 1982-01-27 1986-08-27 Schering Aktiengesellschaft Diphosphonsäure-Derivate und diese enthaltende pharmazeutische Präparate
EP0084822B1 (de) * 1982-01-27 1986-01-08 Schering Aktiengesellschaft Diphosphonsäure-Derivate und diese enthaltende pharmazeutische Präparate
DE3428524A1 (de) * 1984-08-02 1986-02-13 Boehringer Mannheim Gmbh, 6800 Mannheim Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindungen enthaltende arzneimittel

Also Published As

Publication number Publication date
US4687767A (en) 1987-08-18
CA1264326A (en) 1990-01-09
ES8606876A1 (es) 1986-05-16
FI852980A0 (fi) 1985-08-01
IL75971A0 (en) 1985-12-31
CS257277B2 (en) 1988-04-15
ZA855760B (en) 1986-04-30
AU553419B2 (en) 1986-07-17
GR851881B (fi) 1985-12-02
DK345285A (da) 1986-02-03
EP0170228A1 (de) 1986-02-05
EP0170228B1 (de) 1988-12-28
FI78915B (fi) 1989-06-30
HUT38364A (en) 1986-05-28
AU4568685A (en) 1986-02-06
SU1475487A3 (ru) 1989-04-23
US4784993A (en) 1988-11-15
DE3567023D1 (en) 1989-02-02
ES545842A0 (es) 1986-05-16
JPS6143197A (ja) 1986-03-01
HU196419B (en) 1988-11-28
ATE39489T1 (de) 1989-01-15
DK345285D0 (da) 1985-07-30
FI78915C (fi) 1989-10-10
DD236533A5 (de) 1986-06-11
DE3428524A1 (de) 1986-02-13
IL75971A (en) 1989-05-15

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Owner name: BOEHRINGER MANNHEIM GMBH