FI95465B - Förfarande för framställning av terapeutiskt användbara N-substituerade arylpiperidinderivat - Google Patents
Förfarande för framställning av terapeutiskt användbara N-substituerade arylpiperidinderivat Download PDFInfo
- Publication number
- FI95465B FI95465B FI903829A FI903829A FI95465B FI 95465 B FI95465 B FI 95465B FI 903829 A FI903829 A FI 903829A FI 903829 A FI903829 A FI 903829A FI 95465 B FI95465 B FI 95465B
- Authority
- FI
- Finland
- Prior art keywords
- methoxyphenyl
- piperidinyl
- preparation
- product
- process according
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D221/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00
- C07D221/02—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00 condensed with carbocyclic rings or ring systems
- C07D221/20—Spiro-condensed ring systems
-
- 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
- A61P25/18—Antipsychotics, i.e. neuroleptics; Drugs for mania or schizophrenia
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/06—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D211/08—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms
- C07D211/10—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with radicals containing only carbon and hydrogen atoms attached to ring carbon atoms
- C07D211/14—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with radicals containing only carbon and hydrogen atoms attached to ring carbon atoms with hydrocarbon or substituted hydrocarbon radicals attached to the ring nitrogen atom
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/06—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D211/08—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms
- C07D211/18—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D221/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00
- C07D221/02—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00 condensed with carbocyclic rings or ring systems
- C07D221/22—Bridged ring systems
- C07D221/24—Camphidines
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
- C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
- C07D401/06—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
-
- 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
- C07D417/02—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 two hetero rings
- C07D417/10—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 two hetero rings linked by a carbon chain containing aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
- C07D471/04—Ortho-condensed systems
Landscapes
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Chemical & Material Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Medicinal Chemistry (AREA)
- Psychiatry (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Neurosurgery (AREA)
- Hydrogenated Pyridines (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Claims (10)
1. Förfarande för framställning av terapeutiskt användbara N-substituerade arylpiperidinföreningar med 5 formeIn I Arsv—^ Λ N-(CH2)n-R (I) io N—' väri Ar är metoxifenyl eller naftyl, n är ett heltal 2 -4 och R Mr 2-amino-4-tiazolylfenyl, 5-oxindolyl, 2-metyl- 4-oxo-4H-pyrido[l,2-a]pyrimidin-3-yl eller 1,8,8-trimetyl-15 2,4-dioxo-3-azabicyklo[3.2.l]oktan-3-yl, förutsatt att Ar är alltid i 4-ställning av piperidinringen, när n är nägot annat heltal än tvä, och farmaceutiskt godtagbara syraad-ditionssalter därav, kännetecknat därav, att man omsätter en arylpiperidinförening med formeln II 20 Ar)c^ ( NH (II) \_/ 25 väri Ar betecknar sanuna som ovan, med ett aralkyl- eller aryloxialkyl- eller heterocyklylalkyleterderivat eller med en motsvarande halogenid med formeln
30 Q( CH2 )nR • « väri R och n betecknar samma som ovan och Q är p-toluen-sulfonyloxi eller en halogenatom som valts bland klor och brom; och därefter, ifali behövligt, omvandlar den resul-35 terande fria organiska basföreningen med formeln I tili ett farmaceutiskt godtagbart syraadditionssalt därav. 95465
2. Förfarande enligt patentkrav 1, känne-t e c k n a t därav, att arylpiperidinutgängsmaterialet behandlas med ätminstone en ekvivalent molmängd av reak-tanten Q(CH2)nR. 5
3. Förfarande enligt patentkrav 1, känne- t e c k n a t därav, att omsättningen utförs i ett för reaktionen inert, polärt, organiskt lösningsmedel under väsentligen vattenfria förhällanden i närvaro av ätminsto-ne en ekvivalent mängd av en lämplig standardbas. 10
4. Förfarande enligt patentkrav 1, känne- t e c k n a t därav, att omsättningen utförs vid en tem-peratur av ca 50 - ca 150 eC under en tid av ätminstone ca 2 timmar.
5. Förfarande enligt patentkrav 3, känne- 15 tecknat därav, att lösningsmedlet är aceton eller metylisobutylketon ooh standardbasen är kalium- eller nat-riumkarbonat.
6. Förfarande enligt patentkrav 1, känne-tecknat därav, att den framställda föreningen är ' 20 4-{{4-{2-[4-(2-metoxifenyl)-l-piperidinyl]etyl}fenyl}}- tiazol-2-amin.
7. Förfarande enligt patentkrav 1, känne-tecknat därav, att den framställda föreningen är 4- {{4-{4- [4-( 2-metoxifenyl )piperidinyl] -n-butyl}fenyl}}- 25 tiazol-2-amin.
8. Förfarande enligt patentkrav 1, känne-tecknat därav, att den framställda föreningen är 3-{4-[4-(2-metoxifenyl )-l-piperidinyl] -n-butyl}-l, 8,8-tri-metyl-3-azabicyclo[3.2.1]oktan-2,4-dion. 30
9. Förfarande enligt patentkrav 1, känne- V tecknat därav, att den framställda föreningen är 5- {2-[4-(2-metoxifenyl)-l-piperidinyl]etyl}oxindol.
10. Förfarande enligt patentkrav 1, känne-tecknat därav, att den framställda föreningen är 35 3-{2-[4-(1-naftyl)-l-piperidinyl]etyl}-2-metyl-4H-pyrido- [1,2-a]pyrimidin-4-on.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US8804300 | 1988-12-02 | ||
PCT/US1988/004300 WO1990006303A1 (en) | 1988-12-02 | 1988-12-02 | Arylpiperidine derivatives |
Publications (3)
Publication Number | Publication Date |
---|---|
FI903829A0 FI903829A0 (sv) | 1990-08-01 |
FI95465B true FI95465B (sv) | 1995-10-31 |
FI95465C FI95465C (sv) | 1996-02-12 |
Family
ID=22209025
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI903829A FI95465C (sv) | 1988-12-02 | 1990-08-01 | Förfarande för framställning av terapeutiskt användbara N-substituerade arylpiperidinderivat |
Country Status (20)
Country | Link |
---|---|
US (2) | US5153206A (sv) |
EP (1) | EP0372776B1 (sv) |
JP (1) | JPH0710850B2 (sv) |
KR (1) | KR910006980B1 (sv) |
AT (1) | ATE143366T1 (sv) |
AU (1) | AU633858B2 (sv) |
CA (1) | CA2004249C (sv) |
DE (1) | DE68927254T2 (sv) |
DK (1) | DK606889A (sv) |
ES (1) | ES2092475T3 (sv) |
FI (1) | FI95465C (sv) |
GR (1) | GR3021496T3 (sv) |
HU (1) | HU207310B (sv) |
IE (1) | IE75359B1 (sv) |
IL (1) | IL92466A (sv) |
NO (1) | NO175257C (sv) |
NZ (1) | NZ231612A (sv) |
PT (1) | PT92468B (sv) |
WO (1) | WO1990006303A1 (sv) |
ZA (1) | ZA899192B (sv) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5801186A (en) | 1987-11-20 | 1998-09-01 | Hoechst Marion Roussel, Inc. | 3- 4-(1-substituted-4-piperazinyl)butyl!-4-thiazolidinone and related compounds |
WO1991009594A1 (en) * | 1989-12-28 | 1991-07-11 | Virginia Commonwealth University | Sigma receptor ligands and the use thereof |
FR2664592B1 (fr) * | 1990-07-10 | 1994-09-02 | Adir | Nouveaux derives de la piperidine, de la tetrahydropyridine et de la pyrrolidine, leur procede de preparation et les compositions pharmaceutiques qui les contiennent. |
MX9100513A (es) * | 1990-08-06 | 1992-04-01 | Smith Kline French Lab | Compuestos |
GB9100505D0 (en) * | 1991-01-10 | 1991-02-20 | Shell Int Research | Piperidine derivatives |
DK0641320T3 (da) * | 1991-04-17 | 2001-08-20 | Upjohn Co | Substituerede (S)-3-phenylpiperidinderivater, deres fremstilling og deres anvendelse som dopaminautoreceptorantagonister |
NZ243065A (en) * | 1991-06-13 | 1995-07-26 | Lundbeck & Co As H | Piperidine derivatives and pharmaceutical compositions |
FR2684379B1 (fr) * | 1991-12-02 | 1995-04-28 | Synthelabo | Derives de piperidine, leur preparation et leur application en therapeutique. |
FR2690158B1 (fr) * | 1992-04-17 | 1994-07-22 | Sanofi Elf | Nouveau derive arylpiperidinique, procede pour sa preparation et compositions pharmaceutiques le contenant. |
ES2060547B1 (es) * | 1992-06-04 | 1995-06-16 | Ferrer Int | Mejoras en el objeto de la patente de invencion n/ 9201158 que se refiere a "procedimiento de obtencion de nuevos derivados de la 4-bencilpiperidina". |
FR2703354B1 (fr) * | 1993-03-31 | 1995-06-30 | Lafon Labor | Derives de 1, 2, 5, 6-tetrahydropyridine, leur procede de preparation et leurs applications en therapeutique. |
CA2166100A1 (en) * | 1993-06-23 | 1995-01-05 | Richard A. Glennon | Sigma receptor ligands and the use thereof |
DE4335718A1 (de) * | 1993-10-20 | 1995-04-27 | Merck Patent Gmbh | Cyclische Aminderivate |
US5486517A (en) * | 1994-05-10 | 1996-01-23 | Warner-Lambert Company | Benzimidazoles and imidazopyridines as central nervous system agents |
US5414010A (en) * | 1994-05-10 | 1995-05-09 | Warner-Lambert Company | Dimeric benzimidazoles as central nervous system agents |
IL114027A (en) * | 1994-06-08 | 1999-11-30 | Lundbeck & Co As H | 4-Phenyl piperazine (piperidine or tetrahydropyridine) derivatives serotinin 5-HT1A and dopamin D2 receptor ligand pharmaceutical compositions containing them |
NZ331104A (en) | 1995-12-29 | 2000-03-27 | Boehringer Ingelheim Ca Ltd | Phenyl thiazole derivatives that inhibit herpes replication by inhibiting the herpes helicase primase enzyme complex |
US6288091B1 (en) | 1995-12-29 | 2001-09-11 | Boehringer Ingelheim Ltd. | Antiherpes virus compounds and methods for their preparation and use |
BRPI9708389B8 (pt) * | 1996-03-29 | 2015-12-08 | Duphar Int Res | compostos de piperazina e piperidina, composições farmacêuticas. |
WO2000004012A1 (en) | 1998-07-17 | 2000-01-27 | Synaptic Pharmaceutical Corporation | COMPOUNDS SPECIFIC FOR THE HUMAN α1d ADRENERGIC RECEPTOR AND USES THEREOF |
WO2003049736A1 (en) | 2001-12-11 | 2003-06-19 | Sepracor, Inc. | 4-substituted piperidines, and methods of use thereof |
US7160888B2 (en) | 2003-08-22 | 2007-01-09 | Warner Lambert Company Llc | [1,8]naphthyridin-2-ones and related compounds for the treatment of schizophrenia |
DE102004036349A1 (de) * | 2004-07-27 | 2006-03-23 | Grünenthal GmbH | Substituierte 3-Phenylpiperidin-Derivate |
WO2014078568A1 (en) | 2012-11-14 | 2014-05-22 | The Johns Hopkins University | Methods and compositions for treating schizophrenia |
ES2826603T3 (es) | 2014-06-16 | 2021-05-18 | Johnson Matthey Plc | Procesos para la preparación de compuestos de arilpiperazina alquilada y arilpiperidina alquilada que incluyen productos intermedios novedosos |
MA41169A (fr) * | 2014-12-17 | 2017-10-24 | Acraf | Composés antibactériens à large spectre d'activité |
CN105214087B (zh) | 2015-10-29 | 2017-12-26 | 陈敏 | Pcsk9单克隆抗体在制备治疗炎症免疫性疾病药物中的应用 |
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US2956058A (en) * | 1957-08-19 | 1960-10-11 | Lilly Co Eli | Novel substituted piperidines and pyrrolidines |
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FR86403E (fr) * | 1959-05-01 | 1966-02-04 | May & Baker Ltd | Nouveaux dérivés de la phényl-4 pipéridine et leur préparation |
GB878284A (en) * | 1959-07-20 | 1961-09-27 | British Drug Houses Ltd | 1-o-tolyloxyethyl-4-phenyl-piperidine |
FR986M (sv) * | 1960-07-20 | 1961-12-11 | ||
FR1462199A (fr) * | 1964-05-07 | 1966-04-15 | Koninklijke Pharma Fab Nv | Préparation de nouvelles n-aralcoylpipéridines |
US3573310A (en) * | 1967-09-28 | 1971-03-30 | Miles Lab | 1-substituted derivatives of 2-indolinone |
BE759371A (fr) * | 1969-11-24 | 1971-05-24 | Bristol Myers Co | Azaspirodecanediones heterocycliques et procedes pour leur preparation |
DE2060816C3 (de) * | 1970-12-10 | 1980-09-04 | Merck Patent Gmbh, 6100 Darmstadt | 4-Phenylpiperidinderivate Verfahren zu ihrer Herstellung und pharmazeutische Zubereitungen enthaltend diese Verbindungen |
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FR2310762A1 (fr) * | 1975-05-16 | 1976-12-10 | Roussel Uclaf | Nouveaux derives n-substitues de la phenyl piperidine et leurs sels, procede de preparation et application a titre de medicaments |
FR2443246A1 (fr) * | 1978-12-05 | 1980-07-04 | Pharmindustrie | Nouveaux medicaments a base de derives de la phenyl-1 (piperidyl-4)-3 propanone-1 |
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DE2950064A1 (de) * | 1979-12-13 | 1981-06-19 | Basf Ag, 6700 Ludwigshafen | Piperidinderivate von 3-hydroxythiophen-2-carbonsaeure und -estern, ihre herstellung und diese enthaltende pharmazeutische zubereitungen |
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JPS59106460A (ja) * | 1982-12-10 | 1984-06-20 | Fujisawa Pharmaceut Co Ltd | N−含有複素環化合物誘導体 |
US4458076A (en) * | 1983-05-31 | 1984-07-03 | Hoechst-Roussel Pharmaceuticals | 3-(4-Piperidinyl)-1,2-benzisothiazoles |
US4593037A (en) * | 1984-07-26 | 1986-06-03 | Pfizer Inc. | 1,3-disubstituted piperidine compounds as neuroleptic agents |
US4623728A (en) * | 1984-07-26 | 1986-11-18 | Pfizer Inc. | Intermediates for 1,3-disubstituted piperidine compounds as neuroleptic agents |
US4804663A (en) * | 1985-03-27 | 1989-02-14 | Janssen Pharmaceutica N.V. | 3-piperidinyl-substituted 1,2-benzisoxazoles and 1,2-benzisothiazoles |
GB2176474A (en) * | 1985-06-15 | 1986-12-31 | Tanabe Seiyaku Co | Thiazolidine derivatives |
MX173362B (es) * | 1987-03-02 | 1994-02-23 | Pfizer | Compuestos de piperazinil heterociclicos y procedimiento para su preparacion |
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FI95572C (sv) * | 1987-06-22 | 1996-02-26 | Eisai Co Ltd | Förfarande för framställning av ett som läkemedel användbart piperidinderivat eller dess farmaceutiska salt |
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US5086063A (en) * | 1988-03-28 | 1992-02-04 | Du Pont Merck Pharmaceutical Company | 4-aryl-4-piperidine (or pyrrolidine or hexahydroazepine) carbinols and heterocyclic analogs thereof |
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-
1988
- 1988-12-02 WO PCT/US1988/004300 patent/WO1990006303A1/en active IP Right Grant
- 1988-12-02 HU HU892324A patent/HU207310B/hu not_active IP Right Cessation
- 1988-12-02 US US07/566,435 patent/US5153206A/en not_active Expired - Lifetime
-
1989
- 1989-11-27 ES ES89312269T patent/ES2092475T3/es not_active Expired - Lifetime
- 1989-11-27 EP EP89312269A patent/EP0372776B1/en not_active Expired - Lifetime
- 1989-11-27 DE DE68927254T patent/DE68927254T2/de not_active Expired - Fee Related
- 1989-11-27 IL IL9246689A patent/IL92466A/en not_active IP Right Cessation
- 1989-11-27 AT AT89312269T patent/ATE143366T1/de not_active IP Right Cessation
- 1989-11-30 PT PT92468A patent/PT92468B/pt not_active IP Right Cessation
- 1989-11-30 IE IE381389A patent/IE75359B1/en not_active IP Right Cessation
- 1989-11-30 CA CA002004249A patent/CA2004249C/en not_active Expired - Fee Related
- 1989-11-30 JP JP1312235A patent/JPH0710850B2/ja not_active Expired - Lifetime
- 1989-12-01 KR KR1019890017770A patent/KR910006980B1/ko not_active IP Right Cessation
- 1989-12-01 DK DK606889A patent/DK606889A/da not_active Application Discontinuation
- 1989-12-01 ZA ZA899192A patent/ZA899192B/xx unknown
- 1989-12-01 NZ NZ231612A patent/NZ231612A/xx unknown
- 1989-12-04 AU AU45869/89A patent/AU633858B2/en not_active Ceased
-
1990
- 1990-08-01 NO NO903383A patent/NO175257C/no unknown
- 1990-08-01 FI FI903829A patent/FI95465C/sv not_active IP Right Cessation
-
1992
- 1992-07-29 US US07/921,878 patent/US5294619A/en not_active Expired - Lifetime
-
1996
- 1996-10-30 GR GR960402865T patent/GR3021496T3/el unknown
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