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AU3377393A - Benzopyranone derivatives and analogues - Google Patents

Benzopyranone derivatives and analogues

Info

Publication number
AU3377393A
AU3377393A AU33773/93A AU3377393A AU3377393A AU 3377393 A AU3377393 A AU 3377393A AU 33773/93 A AU33773/93 A AU 33773/93A AU 3377393 A AU3377393 A AU 3377393A AU 3377393 A AU3377393 A AU 3377393A
Authority
AU
Australia
Prior art keywords
analogues
benzopyranone derivatives
benzopyranone
derivatives
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.)
Granted
Application number
AU33773/93A
Other versions
AU660067B2 (en
Inventor
Amedeo Leonardi
Gianni Motta
Carlo Riva
Rodolfo Testa
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.)
Recordati SA
Original Assignee
Recordati SA
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
Priority claimed from ITMI920408A external-priority patent/IT1254469B/en
Application filed by Recordati SA filed Critical Recordati SA
Publication of AU3377393A publication Critical patent/AU3377393A/en
Application granted granted Critical
Publication of AU660067B2 publication Critical patent/AU660067B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D307/00Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/78Benzo [b] furans; Hydrogenated benzo [b] furans
    • C07D307/79Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D307/00Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/78Benzo [b] furans; Hydrogenated benzo [b] furans
    • C07D307/79Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
    • C07D307/80Radicals substituted by oxygen atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/22Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/22Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
    • C07D311/26Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3
    • C07D311/28Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3 with aromatic rings attached in position 2 only
    • C07D311/30Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3 with aromatic rings attached in position 2 only not hydrogenated in the hetero ring, e.g. flavones
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/22Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
    • C07D311/26Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3
    • C07D311/28Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3 with aromatic rings attached in position 2 only
    • C07D311/322,3-Dihydro derivatives, e.g. flavanones
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/58Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
    • C07D311/60Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with aryl radicals attached in position 2
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D335/00Heterocyclic compounds containing six-membered rings having one sulfur atom as the only ring hetero atom
    • C07D335/04Heterocyclic compounds containing six-membered rings having one sulfur atom as the only ring hetero atom condensed with carbocyclic rings or ring systems
    • C07D335/06Benzothiopyrans; Hydrogenated benzothiopyrans
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D405/00Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
    • C07D405/02Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
    • C07D405/04Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring-member bond
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D405/00Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
    • C07D405/02Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
    • C07D405/12Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a chain containing hetero atoms as chain links
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D407/00Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen atoms as the only ring hetero atoms, not provided for by group C07D405/00
    • C07D407/02Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen atoms as the only ring hetero atoms, not provided for by group C07D405/00 containing two hetero rings
    • C07D407/12Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen atoms as the only ring hetero atoms, not provided for by group C07D405/00 containing two hetero rings linked by a chain containing hetero atoms as chain links
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D409/00Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
    • C07D409/02Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings
    • C07D409/04Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings directly linked by a ring-member-to-ring-member bond
    • 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
    • C07F9/6558Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom containing at least two different or differently substituted hetero rings neither condensed among themselves nor condensed with a common carbocyclic ring or ring system
    • C07F9/65586Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom containing at least two different or differently substituted hetero rings neither condensed among themselves nor condensed with a common carbocyclic ring or ring system at least one of the hetero rings does not contain nitrogen as ring hetero atom

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Furan Compounds (AREA)
  • Pyrane Compounds (AREA)
AU33773/93A 1992-02-25 1993-02-24 Benzopyranone derivatives and analogues Ceased AU660067B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
ITMI92A0408 1992-02-25
ITMI920408A IT1254469B (en) 1992-02-25 1992-02-25 BENZOPYRANIC AND BENZOTHIOPYRANIC DERIVATIVES
US07/888,775 US5403842A (en) 1992-02-25 1992-05-26 Benzopyran and benzothiopyran derivatives
US888775 1992-05-26

Publications (2)

Publication Number Publication Date
AU3377393A true AU3377393A (en) 1993-08-26
AU660067B2 AU660067B2 (en) 1995-06-08

Family

ID=26330842

Family Applications (2)

Application Number Title Priority Date Filing Date
AU36296/93A Abandoned AU3629693A (en) 1992-02-25 1993-02-23 Heterobicyclic compounds
AU33773/93A Ceased AU660067B2 (en) 1992-02-25 1993-02-24 Benzopyranone derivatives and analogues

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AU36296/93A Abandoned AU3629693A (en) 1992-02-25 1993-02-23 Heterobicyclic compounds

Country Status (25)

Country Link
EP (1) EP0558245A1 (en)
JP (1) JPH069606A (en)
AU (2) AU3629693A (en)
BG (1) BG61946B1 (en)
CA (1) CA2090156A1 (en)
CZ (1) CZ205994A3 (en)
DZ (1) DZ1666A1 (en)
EE (1) EE03177B1 (en)
EG (1) EG20333A (en)
FI (1) FI943876A0 (en)
HR (1) HRP930210A2 (en)
HU (1) HUT72448A (en)
IL (1) IL104824A (en)
LT (1) LT3038B (en)
LV (1) LV10099B (en)
MX (1) MX9300977A (en)
NO (1) NO943140L (en)
NZ (1) NZ245995A (en)
PL (1) PL175556B1 (en)
SG (1) SG65570A1 (en)
SI (1) SI9300094A (en)
SK (1) SK280143B6 (en)
TW (1) TW382628B (en)
WO (1) WO1993017007A1 (en)
ZA (1) ZA931278B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU655106B2 (en) * 1992-03-31 1994-12-01 Les Laboratoires Servier New 3',5'-di-tert-butyl-4'-hydroxy flavones, process for the preparation thereof and pharmaceutical compositions containing them
AU666896B2 (en) * 1992-01-23 1996-02-29 Pfizer Inc. Benzopyran and related LTB4 antagonists

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IT1266582B1 (en) * 1993-07-30 1997-01-09 Recordati Chem Pharm (DI) AZACYLO-HEXANIC AND DIAZACYLO-HEPTANIC DERIVATIVES
GB9317071D0 (en) * 1993-08-17 1993-09-29 Univ Strathclyde Flavonoids
US5716950A (en) * 1994-01-14 1998-02-10 Nippon Shoji Kabushiki Kaisha Diazacycloalkanealkylsulfonamide derivatives
FR2717175B1 (en) * 1994-03-11 1996-06-14 Adir New alkylaminoindane compounds, processes for their preparation and pharmaceutical compositions containing them.
ES2101620B1 (en) * 1994-03-18 1998-04-01 Ferrer Int NEW COMPOUND DERIVED FROM CHROMENE.
IL112764A0 (en) * 1994-03-18 1995-05-26 Ferrer Int New chromene derivatives
DE69521687T2 (en) * 1994-03-30 2001-10-25 Zeria Pharmaceutical Co., Ltd. 4-INDOL-1-YL-BUTTERIC ACID DERIVATIVES, THEIR PRODUCTION AND THE USE THEREOF AS INHIBITORS FOR ALPHA1-ADRENERGIC RECEPTORS AND TESTOSTERONE 5ALPHA REDUCTASES
US5503843A (en) * 1994-04-22 1996-04-02 Flora Inc. Transdermal delivery of alpha adrenoceptor blocking agents
DE4425146A1 (en) * 1994-07-15 1996-01-18 Basf Ag Use of heterocyclic compounds
GB9417135D0 (en) * 1994-08-23 1994-10-12 Medinnova S F Method
US5723475A (en) * 1995-02-28 1998-03-03 Suntory Limited Arylpiperidine and arylpiperazine derivatives and medicament containing the same
GB9507288D0 (en) 1995-04-07 1995-05-31 Sod Conseils Rech Applic Phenoxyethylamine derivatives with high affinity for 5-HT1A receptors
US5859014A (en) * 1995-06-09 1999-01-12 Syntex (U.S.A.) Inc. Pyrimidinedione, pyrimidinetrione, triazinedione and tetrahydroquinazolinedione derivatives as α1 -adrenergic receptor antagonists
PT748800E (en) * 1995-06-09 2001-10-30 Hoffmann La Roche DERIVATIVES OF PYRIMIDINADIONA PYRIMIDINATRIONA TRIAZINADIONA AS ANTAGONISTS OF THE ALPHA-1-ADRENERGIC RECEPTOR
JPH0967367A (en) * 1995-06-23 1997-03-11 Suntory Ltd Thiopyran derivative
AU4153496A (en) * 1995-10-20 1997-05-07 Flora Inc. Transdermal delivery of alpha adrenoceptor blocking agents
IT1282705B1 (en) * 1996-02-28 1998-03-31 Recordati Chem Pharm USE OF 5-HT | A SEROTONINERGIC RECEPTOR ANTAGONISTS FOR THE TREATMENT OF URINARY INCONTINENCE
US5990114A (en) * 1996-02-28 1999-11-23 Recordati, S.A., Chemical And Pharmaceutical Company Use of 5-HT1A receptor antagonists for the treatment of urinary incontinence
US6063810A (en) * 1996-03-08 2000-05-16 Synthelabo 2-aminoethyl-benzofuran derivatives, preparation thereof and therapeutical use thereof
FR2745815B1 (en) * 1996-03-08 1998-06-26 Synthelabo BENZOFURANE DERIVATIVES, THEIR PREPARATIONS AND PHARMACEUTICAL COMPOSITIONS COMPRISING THE SAME
EP0929537A1 (en) * 1996-08-22 1999-07-21 Hoechst Marion Roussel, Inc. Troponyl piperazines as selective dopamine d4 receptor ligands
AU2002300904B2 (en) * 1997-05-12 2004-12-23 Ortho-Mcneil Pharmaceutical, Inc. Arylsubstituted piperazines useful in the treatment of benign prostatic hyperplasia
EP0984777B1 (en) 1997-05-12 2003-09-17 Ortho-Mcneil Pharmaceutical, Inc. Arylsubstituted piperazines useful in the treatement of benign prostatic hyperlasia
JP3476475B2 (en) 1997-06-04 2003-12-10 株式会社アズウェル Method for producing piperazine sulfonamide derivative and salt thereof
WO1999003833A1 (en) * 1997-07-15 1999-01-28 Sankyo Company, Limited Piperazine derivatives
US6306861B1 (en) 1999-07-30 2001-10-23 Recordati S.A. Chemical And Pharmaceutical Company Thienopyrancecarboxamide derivatives
IT1313581B1 (en) * 1999-07-30 2002-09-09 Recordati Chem Pharm TIENOPIRANCARBOSSAMIDICI DERIVATIVES.
US6387909B1 (en) 1999-07-30 2002-05-14 Recordati S.A. Chemical And Pharmaceutical Company Thienopyranecarboxamide derivatives
DE19941657A1 (en) * 1999-09-01 2001-03-08 Schwabe Willmar Gmbh & Co Cinnamic acid nitriles, process for their preparation and use
US6403594B1 (en) 1999-10-18 2002-06-11 Recordati, S.A. Chemical And Pharmaceutical Company Benzopyran derivatives
IT1314192B1 (en) * 1999-10-18 2002-12-06 Recordati Chem Pharm BENZOPYRANIC DERIVATIVES
JP2002113006A (en) 2000-10-10 2002-04-16 Toshiba Medical System Co Ltd Diagnostic device setting method and diagnostic device
CN1150176C (en) * 2002-05-22 2004-05-19 上海医药工业研究院 Aralkanone piperazine derivatives and their applications
EP1558250A4 (en) * 2002-10-30 2006-11-02 Merck & Co Inc GAMMA-AMINOAMIDE MODULATORS OF CHEMOKINE RECEPTOR ACTIVITY
US7772271B2 (en) 2004-07-14 2010-08-10 Ptc Therapeutics, Inc. Methods for treating hepatitis C
AU2005275181A1 (en) 2004-07-14 2006-02-23 Ptc Therapeutics, Inc. Methods for treating hepatitis C
US7781478B2 (en) 2004-07-14 2010-08-24 Ptc Therapeutics, Inc. Methods for treating hepatitis C
US7868037B2 (en) 2004-07-14 2011-01-11 Ptc Therapeutics, Inc. Methods for treating hepatitis C
NZ553329A (en) 2004-07-22 2010-09-30 Ptc Therapeutics Inc Thienopyridines for treating hepatitis C
JP2008530229A (en) 2005-02-17 2008-08-07 ワイス Cycloalkyl fused indole, benzothiophene, benzofuran and indene derivatives
RU2527269C2 (en) * 2008-09-29 2014-08-27 Cертрис Фармасьютикалз, Инк. Chromenone analogues as sirtuin modulators
CZ2012242A3 (en) 2012-04-10 2013-09-04 Univerzita Palackého Use of copper complexes containing 2-phenyl-3-hydroquinolin-4(1H)-one and derivatives of 1,10-fenanthrolin for preparing medicaments intended for treating tumor diseases
JP2019508400A (en) 2016-02-09 2019-03-28 ファーマケア,インク. Quinolinone lysyl oxidase-like 2 inhibitors and their use
WO2020095912A1 (en) * 2018-11-06 2020-05-14 第一三共株式会社 Benzimidazole derivative
WO2021097475A1 (en) * 2019-11-11 2021-05-20 Southwest Research Institute Recrystallized hi-6 dimethylsulfate
UY38979A (en) 2019-12-06 2021-07-30 Vertex Pharma TETRAHYDROFURANS REPLACED AS SODIUM CHANNEL MODULATORS
TW202313593A (en) 2021-06-04 2023-04-01 美商維泰克斯製藥公司 N-(hydroxyalkyl (hetero)aryl) tetrahydrofuran carboxamides as modulators of sodium channels
FI4426434T3 (en) 2021-11-02 2025-11-24 Flare Therapeutics Inc Pparg inverse agonists and uses thereof
IL316462A (en) 2022-04-22 2024-12-01 Vertex Pharma Heteroaryl compounds for pain treatment
CN115160279B (en) * 2022-07-27 2023-11-24 中国药科大学 Benzopyrone compounds, pharmaceutical compositions and applications

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US5278174A (en) * 1990-06-04 1994-01-11 Scios Nova, Inc. Sigma binding site agents

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU666896B2 (en) * 1992-01-23 1996-02-29 Pfizer Inc. Benzopyran and related LTB4 antagonists
AU655106B2 (en) * 1992-03-31 1994-12-01 Les Laboratoires Servier New 3',5'-di-tert-butyl-4'-hydroxy flavones, process for the preparation thereof and pharmaceutical compositions containing them

Also Published As

Publication number Publication date
LT3038B (en) 1994-09-25
NZ245995A (en) 1994-09-27
NO943140D0 (en) 1994-08-25
HRP930210A2 (en) 1995-06-30
SK280143B6 (en) 1999-09-10
LV10099A (en) 1994-05-10
JPH069606A (en) 1994-01-18
EG20333A (en) 1998-10-31
EE03177B1 (en) 1999-04-15
FI943876A7 (en) 1994-08-23
HUT72448A (en) 1996-04-29
AU3629693A (en) 1993-09-13
MX9300977A (en) 1993-12-01
LV10099B (en) 1995-02-20
BG98990A (en) 1995-05-31
WO1993017007A1 (en) 1993-09-02
TW382628B (en) 2000-02-21
PL175556B1 (en) 1999-01-29
IL104824A0 (en) 1993-06-10
IL104824A (en) 1999-12-22
SG65570A1 (en) 1999-06-22
SI9300094A (en) 1993-09-30
NO943140L (en) 1994-08-25
SK100794A3 (en) 1995-04-12
HU9402443D0 (en) 1994-10-28
CZ205994A3 (en) 1995-02-15
CA2090156A1 (en) 1993-08-26
FI943876A0 (en) 1994-08-23
ZA931278B (en) 1993-11-18
DZ1666A1 (en) 2002-02-17
LTIP354A (en) 1994-04-25
BG61946B1 (en) 1998-10-30
EP0558245A1 (en) 1993-09-01
AU660067B2 (en) 1995-06-08

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired