DK554288A - Heterocycliske spiro-forbindelser og fremgangsmaade til fremstilling deraf - Google Patents
Heterocycliske spiro-forbindelser og fremgangsmaade til fremstilling derafInfo
- Publication number
- DK554288A DK554288A DK554288A DK554288A DK554288A DK 554288 A DK554288 A DK 554288A DK 554288 A DK554288 A DK 554288A DK 554288 A DK554288 A DK 554288A DK 554288 A DK554288 A DK 554288A
- Authority
- DK
- Denmark
- Prior art keywords
- group
- formula
- atom
- alkyl
- chem
- Prior art date
Links
- 238000000034 method Methods 0.000 title 1
- 150000003413 spiro compounds Chemical class 0.000 title 1
- 125000000217 alkyl group Chemical group 0.000 abstract 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 3
- 125000002252 acyl group Chemical group 0.000 abstract 2
- 125000004453 alkoxycarbonyl group Chemical group 0.000 abstract 2
- 125000002947 alkylene group Chemical group 0.000 abstract 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 2
- 229910052799 carbon Inorganic materials 0.000 abstract 2
- 229910052760 oxygen Inorganic materials 0.000 abstract 2
- 239000001301 oxygen Substances 0.000 abstract 2
- 125000004434 sulfur atom Chemical group 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- -1 Heterocyclic spiro compounds Chemical class 0.000 abstract 1
- 102000014415 Muscarinic acetylcholine receptor Human genes 0.000 abstract 1
- 108050003473 Muscarinic acetylcholine receptor Proteins 0.000 abstract 1
- OIPILFWXSMYKGL-UHFFFAOYSA-N acetylcholine Chemical compound CC(=O)OCC[N+](C)(C)C OIPILFWXSMYKGL-UHFFFAOYSA-N 0.000 abstract 1
- 229960004373 acetylcholine Drugs 0.000 abstract 1
- 230000003213 activating effect Effects 0.000 abstract 1
- 125000004423 acyloxy group Chemical group 0.000 abstract 1
- 125000003545 alkoxy group Chemical group 0.000 abstract 1
- 125000004414 alkyl thio group Chemical group 0.000 abstract 1
- 125000004429 atom Chemical group 0.000 abstract 1
- 150000001721 carbon Chemical group 0.000 abstract 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 abstract 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 abstract 1
- 210000003169 central nervous system Anatomy 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 125000005843 halogen group Chemical group 0.000 abstract 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract 1
- 125000003386 piperidinyl group Chemical group 0.000 abstract 1
- 125000003003 spiro group Chemical group 0.000 abstract 1
- 125000001424 substituent group Chemical group 0.000 abstract 1
- 229910052717 sulfur Inorganic materials 0.000 abstract 1
- 125000002813 thiocarbonyl group Chemical group *C(*)=S 0.000 abstract 1
- 125000003396 thiol group Chemical class [H]S* 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
- C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
- C07D491/04—Ortho-condensed systems
- C07D491/044—Ortho-condensed systems with only one oxygen atom as ring hetero atom in the oxygen-containing ring
- C07D491/048—Ortho-condensed systems with only one oxygen atom as ring hetero atom in the oxygen-containing ring the oxygen-containing ring being five-membered
-
- 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
- C07D471/10—Spiro-condensed 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
- A61P25/02—Drugs for disorders of the nervous system for peripheral neuropathies
-
- 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
- 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
- C07D211/36—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 hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D211/40—Oxygen atoms
- C07D211/44—Oxygen atoms attached in position 4
- C07D211/48—Oxygen atoms attached in position 4 having an acyclic carbon atom attached in position 4
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
- C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
- C07D491/10—Spiro-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
- C07D495/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
- C07D495/10—Spiro-condensed systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Neurosurgery (AREA)
- Veterinary Medicine (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Public Health (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Psychiatry (AREA)
- Hospice & Palliative Care (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Hydrogenated Pyridines (AREA)
- Plural Heterocyclic Compounds (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25210487 | 1987-10-05 | ||
| JP28629787 | 1987-11-12 | ||
| JP8432788 | 1988-04-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK554288D0 DK554288D0 (da) | 1988-10-04 |
| DK554288A true DK554288A (da) | 1989-05-26 |
Family
ID=27304516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK554288A DK554288A (da) | 1987-10-05 | 1988-10-04 | Heterocycliske spiro-forbindelser og fremgangsmaade til fremstilling deraf |
Country Status (14)
Families Citing this family (46)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3853758T2 (de) * | 1987-10-05 | 1995-09-07 | Yamanouchi Pharma Co Ltd | Heterozyklische Spiroverbindungen und ihre Herstellung. |
| US5412096A (en) * | 1987-10-05 | 1995-05-02 | Yamanouchi Pharmaceutical Co., Ltd. | Hydrochloride salts of heterocyclic spiro compounds |
| US5075317A (en) * | 1989-06-21 | 1991-12-24 | Fisons Corporation | Spirofurane derivatives |
| US5594000A (en) * | 1989-06-21 | 1997-01-14 | Astra Ab | Spirofurane derivatives |
| US5534520A (en) * | 1990-04-10 | 1996-07-09 | Fisher; Abraham | Spiro compounds containing five-membered rings |
| US5852029A (en) * | 1990-04-10 | 1998-12-22 | Israel Institute For Biological Research | Aza spiro compounds acting on the cholinergic system with muscarinic agonist activity |
| US5407938A (en) * | 1990-04-10 | 1995-04-18 | Israel Institute For Biological Research | Certain 1-methyl-piperidine-4-spiro-4'-(1'-3'-oxazolines) and corresponding -(1',3' thiazolines) |
| US5073560A (en) * | 1990-07-20 | 1991-12-17 | Fisons Corporation | Spiro-isoxazolidine derivatives as cholinergic agents |
| IE914238A1 (en) * | 1990-12-19 | 1992-07-01 | Fisons Corp | Novel spirofurane derivatives |
| RU2057132C1 (ru) * | 1991-05-15 | 1996-03-27 | Яманоути Фармасьютикал Ко., Лтд. | Моногидрат (-)-(s)-2,8-диметил-3-метилен-1-окса-8-азаспиро[4,5]-декана l-тартрата и способ его получения |
| ATE169001T1 (de) * | 1993-01-28 | 1998-08-15 | Merck & Co Inc | Substituierte spiro-azaringen als tachykinine rezeptor antagonisten |
| DE69318854T2 (de) * | 1993-03-04 | 1998-10-08 | Pfizer | Spiroazacyclischderivate als substanz p antagonisten |
| JP2983141B2 (ja) * | 1993-10-06 | 1999-11-29 | 株式会社三和化学研究所 | 新規化合物及び該化合物を有効成分とする脳機能改善剤 |
| WO1998054189A1 (en) | 1997-05-30 | 1998-12-03 | Neurosearch A/S | Spiro-quinuclidine derivatives, their preparation and use |
| US6528529B1 (en) | 1998-03-31 | 2003-03-04 | Acadia Pharmaceuticals Inc. | Compounds with activity on muscarinic receptors |
| SE9900100D0 (sv) * | 1999-01-15 | 1999-01-15 | Astra Ab | New compounds |
| JP2003506468A (ja) * | 1999-08-13 | 2003-02-18 | アベンティス・クロップサイエンス・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング | 農薬としての複素環式スピロ化合物 |
| EP1328261A2 (en) * | 2000-04-12 | 2003-07-23 | Minerva Biotechnologies Corporation | Treatment of neurodegenerative disease |
| JP2003063964A (ja) * | 2001-08-28 | 2003-03-05 | Senju Pharmaceut Co Ltd | ドライアイまたはドライアイを伴なう疾病の予防治療剤 |
| CA2580329C (en) | 2004-09-13 | 2015-01-06 | Chrono Therapeutics Inc. | Biosynchronous transdermal drug delivery |
| US20090082381A1 (en) * | 2005-07-26 | 2009-03-26 | Akiharu Isowaki | Percutaneously Absorbable Ophthalmic Preparation |
| EP2258357A3 (en) | 2005-08-26 | 2011-04-06 | Braincells, Inc. | Neurogenesis with acetylcholinesterase inhibitor |
| CA2620333A1 (en) | 2005-08-26 | 2007-03-01 | Braincells, Inc. | Neurogenesis by muscarinic receptor modulation |
| EP2377530A3 (en) | 2005-10-21 | 2012-06-20 | Braincells, Inc. | Modulation of neurogenesis by PDE inhibition |
| AU2006308889A1 (en) | 2005-10-31 | 2007-05-10 | Braincells, Inc. | GABA receptor mediated modulation of neurogenesis |
| US20100216734A1 (en) * | 2006-03-08 | 2010-08-26 | Braincells, Inc. | Modulation of neurogenesis by nootropic agents |
| US20070244143A1 (en) * | 2006-03-08 | 2007-10-18 | Braincells, Inc | Modulation of neurogenesis by nootropic agents |
| US20100009983A1 (en) * | 2006-05-09 | 2010-01-14 | Braincells, Inc. | 5 ht receptor mediated neurogenesis |
| EP2377531A2 (en) | 2006-05-09 | 2011-10-19 | Braincells, Inc. | Neurogenesis by modulating angiotensin |
| WO2007134077A2 (en) | 2006-05-09 | 2007-11-22 | Braincells, Inc. | 5 ht receptor mediated neurogenesis |
| ITMI20061279A1 (it) * | 2006-06-30 | 2008-01-01 | Consiglio Nazionale Ricerche | Agonisti nicotinici selettivi per il sottotipo recettoriale alfa7,procedimento per la loro preparazione e relative composizioni farmaceutiche |
| BRPI0716604A2 (pt) | 2006-09-08 | 2013-04-09 | Braincells Inc | combinaÇÕes contendo um derivado de 4-acilaminopiridina |
| US20080103165A1 (en) * | 2006-09-19 | 2008-05-01 | Braincells, Inc. | Ppar mediated modulation of neurogenesis |
| US20100184806A1 (en) | 2006-09-19 | 2010-07-22 | Braincells, Inc. | Modulation of neurogenesis by ppar agents |
| WO2008036846A2 (en) * | 2006-09-22 | 2008-03-27 | Braincells, Inc. | Combination comprising an hmg-coa reductase inhibitor and a second neurogenic agent for treating a nervous system disorder and increasing neurogenesis |
| AU2008232453B8 (en) | 2007-04-02 | 2011-07-21 | Parkinson's Institute | Methods and compositions for reduction of side effects of therapeutic treatments |
| CN102361876B (zh) * | 2009-01-26 | 2015-02-04 | 以色列生物研究所 | 二环杂环螺环化合物 |
| US9034891B2 (en) | 2009-01-26 | 2015-05-19 | Israel Institute For Biological Research | Bicyclic heterocyclic spiro compounds |
| WO2010099217A1 (en) | 2009-02-25 | 2010-09-02 | Braincells, Inc. | Modulation of neurogenesis using d-cycloserine combinations |
| WO2014011917A2 (en) | 2012-07-13 | 2014-01-16 | Pain Therapeutics, Inc. | A method of inhibiting tau phosphorylation |
| US9433604B2 (en) | 2013-10-08 | 2016-09-06 | Pain Therapeutics Inc. | Method for inhibiting growth of cancer cells |
| EP3250258A4 (en) | 2015-01-28 | 2018-09-05 | Chrono Therapeutics, Inc. | Drug delivery methods and systems |
| US11285306B2 (en) | 2017-01-06 | 2022-03-29 | Morningside Venture Investments Limited | Transdermal drug delivery devices and methods |
| CA3101966A1 (en) | 2018-05-29 | 2019-12-05 | Morningside Venture Investments Limited | Drug delivery methods and systems |
| EP3880175A4 (en) | 2018-11-16 | 2022-08-17 | Morningside Venture Investments Limited | TEMPERATURE-REGULATING TRANSDERMAL DRUG DELIVERY SYSTEM |
| CN115124545B (zh) * | 2022-08-31 | 2023-01-03 | 南京远淑医药科技有限公司 | 一种促性腺激素释放激素受体拮抗剂中间体的合成方法 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3305556A (en) * | 1962-11-23 | 1967-02-21 | Pfizer & Co C | Novel hypoglycemic agents |
| NL124853C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1963-07-19 | |||
| SU335944A1 (ru) * | 1970-12-15 | 1976-01-25 | Научно-исследовательский институт химии Саратовского государственного университета им.Н.Г.Чернышевского | Способ получени соединений р да 1-окса6-азаспиро(4,4)нонана |
| US3784551A (en) * | 1971-07-08 | 1974-01-08 | Yoshitomi Pharmaceutical | 2-oxo-1,4-dioxa-8-azaspiro (4.5) decanes and related compounds |
| GB1301254A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1971-07-08 | 1972-12-29 | ||
| US3839273A (en) * | 1971-11-13 | 1974-10-01 | Sankyo Co | N-substituted piperidine derivatives, process for preparing the same and their use as stabilizers |
| SU434735A1 (ru) * | 1972-03-01 | 1975-12-15 | Научно-исследовательский институт химии Саратовского государственного университета им.Н.Г.Чернышевского | Способ получени 7-метил-(или 2,7диметил)-2-метокси- -пропионитрил1-окса-6-азаспиро-(4,4)-нонана |
| SU465399A1 (ru) * | 1973-07-19 | 1975-03-30 | Научно-исследовательский институт химии при Саратовском государственном университете им.Н.Г.Чернышевского | Способ получени натриевых солей 2-метокси- -карбоксиэтил-1-окса6-азаспиро-(4,4)-нонана |
| IL48452A (en) * | 1975-11-11 | 1979-07-25 | Purdue Frederick Co | Spiro (1,3-dioxolane-4,3') quinuclidines,their preparationand pharmaceutical compositions comprising them |
| US4321379A (en) * | 1981-01-28 | 1982-03-23 | American Cyanamid Company | 4-Aryl-1-oxa-8-azaspiro[4,5]dec-3-en-2-ones |
| SU1002294A1 (ru) * | 1981-08-14 | 1983-03-07 | Ордена Трудового Красного Знамени Институт Тонкой Органической Химии Им.А.Л.Мнджояна | 2,2-Диалкил-3-тиа-8-азаспиро/5,5/ундеканы |
| EP0189370A3 (de) * | 1985-01-16 | 1988-01-27 | Sandoz Ag | Spiro-dioxolane, -dithiolane und -oxothiolane |
| US4855290A (en) * | 1985-05-10 | 1989-08-08 | State Of Israel, Represented By Prime Minister's Office, Israel Institute For Biological Research | Derivatives of quinuclidine |
| US4981858A (en) * | 1987-08-13 | 1991-01-01 | State Of Israel, Represented By The Prime Minister's Office, Israel Institute For Biological Research | Optical isomers |
| DE3853758T2 (de) * | 1987-10-05 | 1995-09-07 | Yamanouchi Pharma Co Ltd | Heterozyklische Spiroverbindungen und ihre Herstellung. |
| US5073560A (en) * | 1990-07-20 | 1991-12-17 | Fisons Corporation | Spiro-isoxazolidine derivatives as cholinergic agents |
-
1988
- 1988-09-30 DE DE3853758T patent/DE3853758T2/de not_active Expired - Lifetime
- 1988-09-30 EP EP88309095A patent/EP0311313B1/en not_active Expired - Lifetime
- 1988-09-30 ES ES88309095T patent/ES2074441T3/es not_active Expired - Lifetime
- 1988-09-30 AT AT88309095T patent/ATE122353T1/de not_active IP Right Cessation
- 1988-10-03 CA CA000579193A patent/CA1337817C/en not_active Expired - Fee Related
- 1988-10-04 JP JP63251489A patent/JPH0236183A/ja active Granted
- 1988-10-04 DK DK554288A patent/DK554288A/da not_active Application Discontinuation
- 1988-10-04 NO NO884406A patent/NO171109C/no unknown
- 1988-10-05 KR KR1019880012963A patent/KR970007947B1/ko not_active Expired - Fee Related
- 1988-10-05 US US07/254,375 patent/US4940795A/en not_active Ceased
- 1988-10-05 AU AU23449/88A patent/AU621559B2/en not_active Ceased
- 1988-10-05 CN CN88109138A patent/CN1036653C/zh not_active Expired - Fee Related
-
1990
- 1990-01-25 US US07/470,093 patent/US5041549A/en not_active Expired - Fee Related
- 1990-01-25 US US07/470,091 patent/US4996210A/en not_active Expired - Fee Related
-
1992
- 1992-07-07 US US07/909,639 patent/USRE34653E/en not_active Expired - Lifetime
-
1995
- 1995-06-30 HU HU95P/P00638P patent/HU211687A9/hu unknown
- 1995-08-02 GR GR950402111T patent/GR3016995T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO884406L (no) | 1989-04-06 |
| CA1337817C (en) | 1995-12-26 |
| ES2074441T3 (es) | 1995-09-16 |
| JPH0544948B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-07-07 |
| US4940795A (en) | 1990-07-10 |
| DE3853758D1 (de) | 1995-06-14 |
| ATE122353T1 (de) | 1995-05-15 |
| EP0311313A3 (en) | 1990-12-05 |
| EP0311313A2 (en) | 1989-04-12 |
| KR890006649A (ko) | 1989-06-15 |
| KR970007947B1 (ko) | 1997-05-19 |
| GR3016995T3 (en) | 1995-11-30 |
| AU2344988A (en) | 1989-04-06 |
| NO171109B (no) | 1992-10-19 |
| CN1033629A (zh) | 1989-07-05 |
| AU621559B2 (en) | 1992-03-19 |
| NO171109C (no) | 1993-01-27 |
| JPH0236183A (ja) | 1990-02-06 |
| US5041549A (en) | 1991-08-20 |
| NO884406D0 (no) | 1988-10-04 |
| US4996210A (en) | 1991-02-26 |
| HU211687A9 (en) | 1995-12-28 |
| EP0311313B1 (en) | 1995-05-10 |
| CN1036653C (zh) | 1997-12-10 |
| DE3853758T2 (de) | 1995-09-07 |
| DK554288D0 (da) | 1988-10-04 |
| USRE34653E (en) | 1994-07-05 |
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| Date | Code | Title | Description |
|---|---|---|---|
| AHB | Application shelved due to non-payment |