PT89613A - Processo para a preparacao de sistemas de anel de cinco elementos, com substituintes de anel azaciclicos ligados - Google Patents
Processo para a preparacao de sistemas de anel de cinco elementos, com substituintes de anel azaciclicos ligadosInfo
- Publication number
- PT89613A PT89613A PT89613A PT8961389A PT89613A PT 89613 A PT89613 A PT 89613A PT 89613 A PT89613 A PT 89613A PT 8961389 A PT8961389 A PT 8961389A PT 89613 A PT89613 A PT 89613A
- Authority
- PT
- Portugal
- Prior art keywords
- azacylic
- linked
- ring
- preparation
- substitutions
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D451/00—Heterocyclic compounds containing 8-azabicyclo [3.2.1] octane, 9-azabicyclo [3.3.1] nonane, or 3-oxa-9-azatricyclo [3.3.1.0<2,4>] nonane ring systems, e.g. tropane or granatane alkaloids, scopolamine; Cyclic acetals thereof
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D413/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
- C07D413/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings
- C07D413/04—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings directly linked by a ring-member-to-ring-member bond
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
- A61P1/08—Drugs for disorders of the alimentary tract or the digestive system for nausea, cinetosis or vertigo; Antiemetics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/20—Hypnotics; Sedatives
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/28—Drugs for disorders of the nervous system for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D413/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
- C07D413/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing three or more hetero rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
- C07D417/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing three or more hetero rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D453/00—Heterocyclic compounds containing quinuclidine or iso-quinuclidine ring systems, e.g. quinine alkaloids
- C07D453/02—Heterocyclic compounds containing quinuclidine or iso-quinuclidine ring systems, e.g. quinine alkaloids containing not further condensed quinuclidine ring systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D453/00—Heterocyclic compounds containing quinuclidine or iso-quinuclidine ring systems, e.g. quinine alkaloids
- C07D453/06—Heterocyclic compounds containing quinuclidine or iso-quinuclidine ring systems, e.g. quinine alkaloids containing isoquinuclidine ring systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
- C07D487/08—Bridged systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Pharmacology & Pharmacy (AREA)
- Animal Behavior & Ethology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Neurosurgery (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Hospice & Palliative Care (AREA)
- Psychiatry (AREA)
- Anesthesiology (AREA)
- Otolaryngology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB888803317A GB8803317D0 (en) | 1988-02-12 | 1988-02-12 | Therapeutic agents |
| GB888810789A GB8810789D0 (en) | 1988-05-06 | 1988-05-06 | Therapeutic agents |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PT89613A true PT89613A (pt) | 1989-10-04 |
| PT89613B PT89613B (pt) | 1994-05-31 |
Family
ID=26293485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT89613A PT89613B (pt) | 1988-02-12 | 1989-02-03 | Processo para a preparacao de sistemas de anel de cinco elementos, com substituintes de anel azaciclicos ligados |
Country Status (15)
| Country | Link |
|---|---|
| US (2) | US4952587A (pt) |
| EP (1) | EP0328200B1 (pt) |
| JP (1) | JP2505875B2 (pt) |
| KR (1) | KR890013011A (pt) |
| AU (1) | AU614027B2 (pt) |
| CA (1) | CA1337199C (pt) |
| DE (1) | DE68911162T2 (pt) |
| DK (1) | DK61689A (pt) |
| ES (1) | ES2061928T3 (pt) |
| FI (1) | FI890657A7 (pt) |
| IE (1) | IE890431L (pt) |
| IL (1) | IL89165A0 (pt) |
| NO (1) | NO890594L (pt) |
| NZ (1) | NZ227841A (pt) |
| PT (1) | PT89613B (pt) |
Families Citing this family (67)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8717446D0 (en) * | 1987-07-23 | 1987-08-26 | Merck Sharp & Dohme | Chemical compounds |
| NZ225999A (en) * | 1987-09-10 | 1992-04-28 | Merck Sharp & Dohme | Azacyclic- or azabicyclic-substituted thiadiazole derivatives and pharmaceutical compositions |
| US5264444A (en) * | 1989-02-22 | 1993-11-23 | Novo Nordisk A/S | Piperidine compounds and use |
| US5043345A (en) * | 1989-02-22 | 1991-08-27 | Novo Nordisk A/S | Piperidine compounds and their preparation and use |
| US5260311A (en) * | 1989-02-22 | 1993-11-09 | Novo Nordisk A/S | Piperidine compounds and their use |
| US5328925A (en) * | 1989-02-22 | 1994-07-12 | Novo Nordisk A/S | Piperidine compounds and their use |
| IL96891A0 (en) * | 1990-01-17 | 1992-03-29 | Merck Sharp & Dohme | Indole-substituted five-membered heteroaromatic compounds,their preparation and pharmaceutical compositions containing them |
| US5527813A (en) * | 1990-08-21 | 1996-06-18 | Novo Nordisk A/S | Heterocyclic compounds and their preparation and use |
| DK198590D0 (da) * | 1990-08-21 | 1990-08-21 | Novo Nordisk As | Heterocykliske forbindelser, deres fremstilling og anvendelse |
| US5418240A (en) * | 1990-08-21 | 1995-05-23 | Novo Nordisk A/S | Heterocyclic compounds and their preparation and use |
| DK198490D0 (da) * | 1990-08-21 | 1990-08-21 | Novo Nordisk As | Heterocykliske forbindelser, deres fremstilling og anvendelse |
| US5376668A (en) * | 1990-08-21 | 1994-12-27 | Novo Nordisk A/S | Heterocyclic compounds |
| USRE35822E (en) * | 1990-08-21 | 1998-06-09 | Novo Nordisk A/S | Heterocyclic compounds |
| DK198390D0 (da) * | 1990-08-21 | 1990-08-21 | Novo Nordisk As | Heterocykliske forbindelser, deres fremstilling og anvendelse |
| HU209451B (en) * | 1990-11-05 | 1994-06-28 | Gyogyszerkutato Intezet | Process for the production of 1-azabicyclo-alkan -derivatives and pharmaceutical preparations containing the same |
| AU9102991A (en) * | 1990-11-29 | 1992-06-25 | Rhone-Poulenc Rorer International (Holdings) Inc. | 2,6-methano-2h-1-benzoxocincarboxamides as 5-ht3-antagonists |
| EP0494774A1 (en) * | 1991-01-11 | 1992-07-15 | MERCK SHARP & DOHME LTD. | Indazole-substituted fivemembered heteroaromatic compounds |
| US5317103A (en) * | 1991-01-15 | 1994-05-31 | Merck Sharp & Dohme Limited | Indole-substituted five-membered heteroaromatic compounds as 5-HT1 agonists |
| SK278998B6 (sk) * | 1991-02-01 | 1998-05-06 | Merck Sharp & Dohme Limited | Deriváty imidazolu, triazolu a tetrazolu, spôsob i |
| DE4115215A1 (de) * | 1991-05-10 | 1992-11-12 | Merck Patent Gmbh | Indolderivate |
| WO1993002677A1 (en) * | 1991-08-03 | 1993-02-18 | Smithkline Beecham Plc | 5-ht4 receptor antagonists |
| US5641791A (en) * | 1991-08-13 | 1997-06-24 | Novo Nordisk A.S | Heterocyclic compounds and their preparation and use |
| GB9122988D0 (en) * | 1991-10-30 | 1991-12-18 | Ici Plc | Heterocyclic compounds |
| GB9127279D0 (en) * | 1991-12-23 | 1992-02-19 | Ici Plc | Heterocyclic derivatives |
| JPH07502529A (ja) * | 1991-12-31 | 1995-03-16 | 藤沢薬品工業株式会社 | アセチルコリンエステラーゼ阻害およびムスカリン様のアゴニスト活性を有するオキサジアゾール誘導体 |
| WO1993014089A1 (en) * | 1992-01-13 | 1993-07-22 | Novo Nordisk A/S | Heterocyclic compounds and their preparation and use |
| US5244906A (en) * | 1992-01-23 | 1993-09-14 | Dowelanco | Insect control with substituted oxadiazole and thiadiazole compounds |
| WO1994008994A1 (en) * | 1992-10-13 | 1994-04-28 | Smithkline Beecham Plc | Heterocyclic -esters or -amides used as 5-ht4 receptor antagonists |
| US5852014A (en) * | 1992-03-12 | 1998-12-22 | Smithkline Beecham P.L.C. | Condensed indole derivatives as 5HT4 -receptor antagonists |
| GB9207396D0 (en) * | 1992-04-03 | 1992-05-13 | Merck Sharp & Dohme | Therapeutic agents |
| CA2093778A1 (en) * | 1992-04-10 | 1993-10-11 | George R. Brown | Heterocyclic compounds |
| GB9208463D0 (en) * | 1992-04-16 | 1992-06-03 | Merck Sharp & Dohme | Therapeutic agents |
| SE9201478D0 (sv) * | 1992-05-11 | 1992-05-11 | Kabi Pharmacia Ab | Heteroaromatic quinuclidinenes, their use and preparation |
| GB9211796D0 (en) * | 1992-06-04 | 1992-07-15 | Ici Plc | Heterocyclic derivatives |
| IL106445A (en) * | 1992-07-30 | 1998-01-04 | Merck Sharp & Dohme | History of 1,2,4-Trans-Triazole 4-Transform, Preparation and Pharmaceutical Preparations Containing Them |
| GB9216721D0 (en) * | 1992-08-06 | 1992-09-23 | Ici Plc | Therapeutic heterocyclic derivatives |
| GB9218334D0 (en) * | 1992-08-28 | 1992-10-14 | Ici Plc | Heterocyclic compounds |
| CA2101599A1 (en) * | 1992-08-31 | 1994-03-01 | Wilhelm Bannwarth | Tri- and tetracyclic compounds |
| ES2062921B1 (es) * | 1992-11-06 | 1995-06-16 | Merck Patent Gmbh | 3-(indol-2-carboxiamido)quinuclidinas. |
| GB9226573D0 (en) * | 1992-12-21 | 1993-02-17 | Ici Plc | Heterocyclic compounds |
| GB9314973D0 (en) * | 1993-07-20 | 1993-09-01 | Smithkline Beecham Plc | Medicaments |
| US5753683A (en) * | 1993-08-19 | 1998-05-19 | Novo Nordisk A/S | Antipsychotic method |
| NZ336596A (en) * | 1993-08-19 | 2001-02-23 | Novo Nordisk As | Oxa or thia-diazole substituted azabicyclic ring compounds for treating schizophreniform diseases |
| US5663182A (en) * | 1993-08-19 | 1997-09-02 | Bymaster; Franklin Porter | Antipsychotic method |
| EP0749966A4 (en) * | 1994-03-11 | 1997-07-02 | Yamanouchi Pharma Co Ltd | 5-HT 3 RECEPTOR AGONIST, NEW THIAZOLE DERIVATIVE AND INTERMEDIATE FOR OBTAINING IT |
| WO1995032965A1 (en) * | 1994-06-01 | 1995-12-07 | Yamanouchi Pharmaceutical Co. Ltd. | Oxadiazole derivative and medicinal composition thereof |
| US5726193A (en) * | 1994-10-31 | 1998-03-10 | Eli Lilly And Company | Method for treating anxiety |
| US5612351A (en) * | 1994-11-08 | 1997-03-18 | Novo Nordisk A/S | Method of treating urinary bladder dysfunctions |
| US5733912A (en) * | 1997-02-19 | 1998-03-31 | Abbott Laboratories | 7A-heterocycle substituted hexahydro-1H-pyrrolizine compounds useful in controlling chemical synaptic transmission |
| US6107313A (en) * | 1998-10-02 | 2000-08-22 | Combichem, Inc. | Dopamine receptor antagonists |
| ID30516A (id) | 1998-12-24 | 2001-12-13 | Aventis Pharm Prod Inc | Senyawa-senyawa (aminoiminometil atau aminometil) benzoheteroaril tersubstitusi |
| AUPR118000A0 (en) * | 2000-11-02 | 2000-11-23 | Amrad Operations Pty. Limited | Therapeutic molecules and methods |
| AU2002255263B2 (en) | 2001-04-16 | 2006-12-14 | Eisai R&D Management Co., Ltd. | Novel 1H-indazole compound |
| US20040087642A1 (en) * | 2002-10-24 | 2004-05-06 | Zeldis Jerome B. | Methods of using and compositions comprising a JNK inhibitor for the treatment, prevention, management and/or modification of pain |
| DE10253426B4 (de) * | 2002-11-15 | 2005-09-22 | Elbion Ag | Neue Hydroxyindole, deren Verwendung als Inhibitoren der Phosphodiesterase 4 und Verfahren zu deren Herstellung |
| US7332508B2 (en) * | 2002-12-18 | 2008-02-19 | Novo Nordisk A/S | Substituted homopiperidine, piperidine or pyrrolidine derivatives |
| WO2005060961A2 (en) * | 2003-12-18 | 2005-07-07 | Astrazeneca Ab | Treatment of transient lower esophageal sphincter relaxations (tlesrs) and gastro-esophageal reflux disease (gerd) |
| WO2005077368A2 (en) * | 2004-02-03 | 2005-08-25 | Astrazeneca Ab | Treatment of gastro-esophageal reflux disease (gerd) |
| WO2005077373A2 (en) * | 2004-02-03 | 2005-08-25 | Astrazeneca Ab | Treatment of gastro-esophageal reflux disease (gerd) |
| TWI330635B (en) * | 2004-03-05 | 2010-09-21 | Organon Nv | (indol-3-yl)-heterocycle derivatives |
| CA2592321A1 (en) * | 2004-12-16 | 2006-06-22 | Astrazeneca Ab | Nicotinic acetylcholine receptor ligands |
| DE102007002717A1 (de) | 2007-01-18 | 2008-07-24 | Merck Patent Gmbh | Heterocyclische Indazolderivate |
| DE102007022565A1 (de) | 2007-05-14 | 2008-11-20 | Merck Patent Gmbh | Heterocyclische Indazolderivate |
| DE102008038222A1 (de) | 2008-08-18 | 2010-02-25 | Merck Patent Gmbh | Indazol-5-carbonsäurehydrazid-derivate |
| DE102008038220A1 (de) | 2008-08-18 | 2010-02-25 | Merck Patent Gmbh | Oxadiazolderivate |
| DE102008038221A1 (de) | 2008-08-18 | 2010-02-25 | Merck Patent Gmbh | 7-Azaindolderivate |
| HUP1000598A2 (en) | 2010-11-05 | 2012-09-28 | Richter Gedeon Nyrt | Indole derivatives |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3141019A (en) * | 1964-07-14 | Chaohj | ||
| US3646053A (en) * | 1970-05-18 | 1972-02-29 | American Cyanamid Co | Certain-(2-amino-4-thiazolyl)indoles |
| US4342769A (en) * | 1978-10-02 | 1982-08-03 | Schering Corporation | 2-[(Methylsulfinyl)acetyl]-3-heterocyclicindoles and derivatives thereof as immunosuppressants |
| US4203990A (en) * | 1979-04-30 | 1980-05-20 | G. D. Searle & Co. | Anti-diarrheal 2-substituted quinuclidines |
| EP0038298B1 (en) * | 1980-04-10 | 1984-07-25 | Sandoz Ag | Isoxazolyl indolamines |
| FR2548666A1 (fr) * | 1983-07-08 | 1985-01-11 | Delalande Sa | Nouveaux derives du nor-tropane et du granatane, leur procede de preparation et leur application en therapeutique |
| DE3545981A1 (de) * | 1985-01-07 | 1986-07-10 | Sandoz-Patent-GmbH, 7850 Lörrach | Neue carbocyclische und heterocyclische carbonylmethylen und methylpiperidine und -pyrrolidine |
| NZ219646A (en) * | 1986-03-27 | 1990-10-26 | Merck Sharp & Dohme | Oxadiazole derivatives of azacyclics for treating cns disorders |
| ES2061502T3 (es) * | 1986-06-27 | 1994-12-16 | Beecham Group Plc | Nuevos n-heterociclos biciclicos puenteados. |
| NL8701682A (nl) * | 1986-07-30 | 1988-02-16 | Sandoz Ag | Werkwijze voor het therapeutisch toepassen van serotonine antagonisten, aktieve verbindingen en farmaceutische preparaten die deze verbindingen bevatten. |
| EP0272810A3 (en) * | 1986-11-26 | 1988-07-20 | Harbor Branch Oceanographic Institution, Inc. | Antitumor and antiviral alkaloids |
-
1989
- 1989-02-02 NZ NZ227841A patent/NZ227841A/xx unknown
- 1989-02-03 EP EP89200244A patent/EP0328200B1/en not_active Expired - Lifetime
- 1989-02-03 ES ES89200244T patent/ES2061928T3/es not_active Expired - Lifetime
- 1989-02-03 PT PT89613A patent/PT89613B/pt not_active IP Right Cessation
- 1989-02-03 DE DE68911162T patent/DE68911162T2/de not_active Expired - Fee Related
- 1989-02-03 IL IL89165A patent/IL89165A0/xx unknown
- 1989-02-03 US US07/306,007 patent/US4952587A/en not_active Expired - Lifetime
- 1989-02-09 JP JP1028813A patent/JP2505875B2/ja not_active Expired - Lifetime
- 1989-02-10 AU AU29860/89A patent/AU614027B2/en not_active Ceased
- 1989-02-10 KR KR1019890001512A patent/KR890013011A/ko not_active Withdrawn
- 1989-02-10 FI FI890657A patent/FI890657A7/fi not_active Application Discontinuation
- 1989-02-10 IE IE890431A patent/IE890431L/xx unknown
- 1989-02-10 CA CA000590772A patent/CA1337199C/en not_active Expired - Fee Related
- 1989-02-10 NO NO89890594A patent/NO890594L/no unknown
- 1989-02-10 DK DK061689A patent/DK61689A/da not_active Application Discontinuation
-
1990
- 1990-07-13 US US07/552,395 patent/US5041456A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| NZ227841A (en) | 1991-08-27 |
| DK61689D0 (da) | 1989-02-10 |
| ES2061928T3 (es) | 1994-12-16 |
| DE68911162D1 (de) | 1994-01-20 |
| JPH01268687A (ja) | 1989-10-26 |
| FI890657A0 (fi) | 1989-02-10 |
| FI890657A7 (fi) | 1989-08-13 |
| CA1337199C (en) | 1995-10-03 |
| NO890594L (no) | 1989-08-14 |
| AU614027B2 (en) | 1991-08-15 |
| IL89165A0 (en) | 1989-09-10 |
| IE890431L (en) | 1989-08-12 |
| US4952587A (en) | 1990-08-28 |
| DE68911162T2 (de) | 1994-05-26 |
| JP2505875B2 (ja) | 1996-06-12 |
| EP0328200A1 (en) | 1989-08-16 |
| NO890594D0 (no) | 1989-02-10 |
| DK61689A (da) | 1989-08-13 |
| PT89613B (pt) | 1994-05-31 |
| KR890013011A (ko) | 1989-09-20 |
| EP0328200B1 (en) | 1993-12-08 |
| AU2986089A (en) | 1989-08-17 |
| US5041456A (en) | 1991-08-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG3A | Patent granted, date of granting |
Effective date: 19931112 |
|
| MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 19950531 |