AR011170A1 - Atropoisomeros de 2-(aril o heteroaril)-3-aril-4 (3h)-quinazolinonas y composiciones farmaceuticas que los contienen - Google Patents
Atropoisomeros de 2-(aril o heteroaril)-3-aril-4 (3h)-quinazolinonas y composiciones farmaceuticas que los contienenInfo
- Publication number
- AR011170A1 AR011170A1 ARP980100871A ARP980100871A AR011170A1 AR 011170 A1 AR011170 A1 AR 011170A1 AR P980100871 A ARP980100871 A AR P980100871A AR P980100871 A ARP980100871 A AR P980100871A AR 011170 A1 AR011170 A1 AR 011170A1
- Authority
- AR
- Argentina
- Prior art keywords
- aril
- hydrogen
- atropoisomers
- halo
- formula
- Prior art date
Links
- 239000008194 pharmaceutical composition Substances 0.000 title 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 5
- 239000001257 hydrogen Substances 0.000 abstract 5
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 5
- 125000001475 halogen functional group Chemical group 0.000 abstract 4
- 125000004191 (C1-C6) alkoxy group Chemical group 0.000 abstract 2
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 abstract 2
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 abstract 2
- 125000006700 (C1-C6) alkylthio group Chemical group 0.000 abstract 1
- AVRPFRMDMNDIDH-UHFFFAOYSA-N 1h-quinazolin-2-one Chemical class C1=CC=CC2=NC(O)=NC=C21 AVRPFRMDMNDIDH-UHFFFAOYSA-N 0.000 abstract 1
- 125000004070 6 membered heterocyclic group Chemical group 0.000 abstract 1
- 125000003118 aryl group Chemical group 0.000 abstract 1
- 125000004093 cyano group Chemical group *C#N 0.000 abstract 1
- 125000001072 heteroaryl group Chemical group 0.000 abstract 1
- 208000014674 injury Diseases 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000000626 neurodegenerative effect Effects 0.000 abstract 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 abstract 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 230000008733 trauma Effects 0.000 abstract 1
Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P21/00—Drugs for disorders of the muscular or neuromuscular system
- A61P21/02—Muscle relaxants, e.g. for tetanus or cramps
-
- 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
- A61P25/28—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
-
- 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
- C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
- C07D239/70—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings condensed with carbocyclic rings or ring systems
- C07D239/72—Quinazolines; Hydrogenated quinazolines
- C07D239/86—Quinazolines; Hydrogenated quinazolines with hetero atoms directly attached in position 4
- C07D239/88—Oxygen atoms
- C07D239/91—Oxygen atoms with aryl or aralkyl radicals attached in position 2 or 3
-
- 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
- C07D401/14—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 three or more hetero rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D405/00—Heterocyclic 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
- C07D405/02—Heterocyclic 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
- C07D405/06—Heterocyclic 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 carbon chain containing only aliphatic carbon atoms
-
- 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
- C07D413/06—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 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
- C07D417/06—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 only aliphatic carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B2200/00—Indexing scheme relating to specific properties of organic compounds
- C07B2200/07—Optical isomers
Landscapes
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Neurology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Chemical & Material Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Biomedical Technology (AREA)
- Neurosurgery (AREA)
- Hospice & Palliative Care (AREA)
- Psychiatry (AREA)
- Pain & Pain Management (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Physical Education & Sports Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Medicinal Preparation (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Abstract
Atropoisomeros de 2-(aril o heteroaril)-3-aril-4(3H)-quinazolinonas de formula (I) donde R2 es un grupo fenilo de la formula Ph2 o un heterociclo decinco o seis miembros; elegido del grupo formado por los grupos de formula (II), (III) o (IV), R3es hidrogeno, halo, -CN, -NO2, CF3, alquilo(C1-C6) o alcoxi(C1-C6); R5 es hidrogeno, alquilo(C1-C6), halo, CF3, alcoxi(C1-C6) o alquiltio (C1-C6); R6 es hidrogeno o halo; R7 es hidrogeno o halo; R8 es hidrogeno ohalo. Se refiere a atropoisomeros de3-aril-4(3H)-quinazolinonas de la formula (I), descriptos más adelante, a sus sales farmacéuticamente aceptables y acomposiciones farmacéuticas y procedimientos para el tratamiento de afecciones neurodegenerativas y relacionadas con traumas del SNC.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US3890597P | 1997-02-28 | 1997-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AR011170A1 true AR011170A1 (es) | 2000-08-02 |
Family
ID=21902563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ARP980100871A AR011170A1 (es) | 1997-02-28 | 1998-02-26 | Atropoisomeros de 2-(aril o heteroaril)-3-aril-4 (3h)-quinazolinonas y composiciones farmaceuticas que los contienen |
Country Status (40)
| Country | Link |
|---|---|
| US (1) | US6306864B1 (es) |
| EP (1) | EP0968194B1 (es) |
| JP (1) | JP2000509731A (es) |
| KR (1) | KR100358636B1 (es) |
| CN (1) | CN1248248A (es) |
| AP (1) | AP859A (es) |
| AR (1) | AR011170A1 (es) |
| AT (1) | ATE267817T1 (es) |
| AU (1) | AU744028B2 (es) |
| BG (1) | BG103689A (es) |
| BR (1) | BR9807872A (es) |
| CA (1) | CA2282277C (es) |
| DE (1) | DE69824157T2 (es) |
| DK (1) | DK0968194T3 (es) |
| DZ (1) | DZ2440A1 (es) |
| EA (1) | EA001963B1 (es) |
| ES (1) | ES2219866T3 (es) |
| GT (1) | GT199800038A (es) |
| HR (1) | HRP980106A2 (es) |
| HU (1) | HUP0000914A3 (es) |
| ID (1) | ID22711A (es) |
| IL (1) | IL130900A0 (es) |
| IS (1) | IS1952B (es) |
| MA (1) | MA24484A1 (es) |
| NO (1) | NO313630B1 (es) |
| NZ (1) | NZ336628A (es) |
| OA (1) | OA11089A (es) |
| PA (1) | PA8447001A1 (es) |
| PE (1) | PE58399A1 (es) |
| PL (1) | PL335418A1 (es) |
| PT (1) | PT968194E (es) |
| SK (1) | SK113299A3 (es) |
| TN (1) | TNSN98035A1 (es) |
| TR (1) | TR199902093T2 (es) |
| TW (1) | TW504508B (es) |
| UA (1) | UA61097C2 (es) |
| UY (1) | UY24897A1 (es) |
| WO (1) | WO1998038173A1 (es) |
| YU (1) | YU41299A (es) |
| ZA (1) | ZA981666B (es) |
Families Citing this family (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SK284108B6 (sk) | 1996-05-15 | 2004-09-08 | Pfizer Inc. | 2,3-Disubstituované 4(3H)-chinazolinóny, ich použitie a farmaceutické kompozície s ich obsahom |
| US6323208B1 (en) | 1997-09-05 | 2001-11-27 | Pfizer Inc | Atropisomers of 2,3-disubstituted-(5.6)-heteroaryl fused-pyrimidin-4-ones |
| JPH11279158A (ja) * | 1998-02-09 | 1999-10-12 | Pfizer Prod Inc | キナゾリン―４―オン誘導体の製造方法 |
| SI3029041T1 (sl) * | 2000-04-25 | 2020-08-31 | Icos Corporation | Inhibitorji humane delta fosfatidil-inozitol 3-kinaze |
| US6667300B2 (en) | 2000-04-25 | 2003-12-23 | Icos Corporation | Inhibitors of human phosphatidylinositol 3-kinase delta |
| ES2320973T3 (es) | 2000-06-12 | 2009-06-01 | EISAI R&D MANAGEMENT CO., LTD. | Compuestos de 1,2-dihidropiridina, procedimiento para su preparacion y uso de los mismos. |
| CZ302653B6 (cs) | 2000-08-18 | 2011-08-17 | Ajinomoto Co., Inc. | Fenylalaninové deriváty, alfa-4-integrinový antagonist, terapeutické cinidlo nebo preventivní cinidlo a farmaceutický prostredek obsahující tyto deriváty |
| GB0129260D0 (en) | 2001-12-06 | 2002-01-23 | Eisai London Res Lab Ltd | Pharmaceutical compositions and their uses |
| US6939968B2 (en) * | 2002-12-23 | 2005-09-06 | Bristol-Myers Squibb Company | Atropisomers of 3-substituted-4-arylquinolin-2-one derivatives |
| CN1832941A (zh) * | 2003-08-08 | 2006-09-13 | 尤利塞斯药品公司 | 作为抗菌剂的卤代喹唑啉基硝基呋喃类化合物 |
| US20080146562A1 (en) * | 2003-08-08 | 2008-06-19 | Ulysses Pharmaceutical Products Inc., | Halogenated quinazolinyl nitrofurans as antibacterial agents |
| GB0325390D0 (en) * | 2003-10-30 | 2003-12-03 | Novartis Ag | Organic compounds |
| ZA200605587B (en) | 2003-12-22 | 2008-02-27 | Ajinomoto Kk | Novel phenylalanine derivative |
| WO2005113556A1 (en) | 2004-05-13 | 2005-12-01 | Icos Corporation | Quinazolinones as inhibitors of human phosphatidylinositol 3-kinase delta |
| MY148809A (en) | 2004-07-06 | 2013-05-31 | Eisai R&D Man Co Ltd | Crystals of 1,2-dihydropyridine compound and their production process |
| GB0416730D0 (en) * | 2004-07-27 | 2004-09-01 | Novartis Ag | Organic compounds |
| AU2006311883A1 (en) | 2005-11-04 | 2007-05-18 | Hydra Biosciences, Inc. | Compounds for modulating TRPV3 function |
| KR101129868B1 (ko) | 2006-10-04 | 2012-04-12 | 화이자 프로덕츠 인코포레이티드 | 칼슘 수용체 길항제로서의 피리도［4,3-ｄ］피리미딘-4(3Ｈ)-온 유도체 |
| WO2008140750A1 (en) * | 2007-05-10 | 2008-11-20 | Hydra Biosciences Inc. | Compounds for modulating trpv3 function |
| CN101429166B (zh) * | 2007-11-07 | 2013-08-21 | 上海特化医药科技有限公司 | 喹唑啉酮衍生物及其制备方法和用途 |
| EP2355828B1 (en) | 2008-11-13 | 2018-05-30 | Gilead Calistoga LLC | Therapies for hematologic malignancies |
| US9492449B2 (en) | 2008-11-13 | 2016-11-15 | Gilead Calistoga Llc | Therapies for hematologic malignancies |
| EP2411391A1 (en) | 2009-03-24 | 2012-02-01 | Gilead Calistoga LLC | Atropisomers of2-purinyl-3-tolyl-quinazolinone derivatives and methods of use |
| US8691829B2 (en) | 2009-07-21 | 2014-04-08 | Gilead Calistoga Llc | Treatment of liver disorders with PI3K inhibitors |
| EA201691327A1 (ru) | 2012-03-05 | 2017-03-31 | Джилид Калистога Ллс | Полиморфные формы (s)-2-(1-(9h-пурин-6-иламино)пропил)-5-фтор-3-фенилхиназолин-4(3h)-она |
| CN103275086B (zh) * | 2013-05-30 | 2015-04-15 | 温州大学 | 一种6-取代喹唑啉并喹唑啉酮化合物及其合成方法和用途 |
| JP2017500319A (ja) | 2013-12-20 | 2017-01-05 | ギリアード カリストガ エルエルシー | （ｓ）−２−（１−（９ｈ−プリン−６−イルアミノ）プロピル）−５−フルオロ−３−フェニルキナゾリン−４（３ｈ）−オンの塩酸塩の多形形態 |
| KR20160095161A (ko) | 2013-12-20 | 2016-08-10 | 길리아드 칼리스토가 엘엘씨 | 포스파티딜이노시톨 3-키나제 억제제의 가공 방법 |
| US9533909B2 (en) | 2014-03-31 | 2017-01-03 | Corning Incorporated | Methods and apparatus for material processing using atmospheric thermal plasma reactor |
| AU2015274696B2 (en) | 2014-06-13 | 2018-09-27 | Gilead Sciences, Inc. | Phosphatidylinositol 3-kinase inhibitors |
| DE102014217021A1 (de) * | 2014-08-27 | 2016-03-03 | Skf Lubrication Systems Germany Ag | Gehäuse für eine Vorrichtung zum dosierten Verteilen eines Mediums sowie eine Dosiereinrichtung zur Verwendung in dem Gehäuse |
| WO2020124090A1 (en) | 2018-12-14 | 2020-06-18 | Eisai R&D Management Co., Ltd. | Aqueous based pharmaceutical formulations of 1,2-dihydropyridine compounds |
| CN118702672A (zh) | 2020-01-29 | 2024-09-27 | 卡玛瑞制药有限公司 | 用于治疗皮肤病症的化合物和组合物 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1195321B (de) * | 1962-03-16 | 1965-06-24 | Troponwerke Dinklage & Co | Verfahren zur Herstellung von substituierten Chinazolon-(4)-derivaten |
| DE1670416A1 (de) * | 1966-12-30 | 1971-02-11 | Chem Fab Von Heyden Gmbh Muenc | Verfahren zur Herstellung von aminosubstituierten Chinazolinonderivaten |
| US3748325A (en) * | 1970-04-06 | 1973-07-24 | Karamchand Premchand Private | Process for the preparation of quinazolinone derivatives |
| US4183931A (en) * | 1977-09-08 | 1980-01-15 | Research Corporation | 2-Ketoalkyl-4(3H)-quinazolinones |
| GB9022785D0 (en) * | 1990-10-19 | 1990-12-05 | Merck Sharp & Dohme | Therapeutic agents |
| WO1992013535A1 (en) * | 1991-02-06 | 1992-08-20 | Research Corporation Technologies, Inc. | Anticonvulsant substituted quinazolones |
| US5777271A (en) * | 1996-01-18 | 1998-07-07 | Commscope, Inc. | Cable having an at least partially oxidized armor layer |
| SK284108B6 (sk) * | 1996-05-15 | 2004-09-08 | Pfizer Inc. | 2,3-Disubstituované 4(3H)-chinazolinóny, ich použitie a farmaceutické kompozície s ich obsahom |
-
1998
- 1998-02-06 IL IL13090098A patent/IL130900A0/xx unknown
- 1998-02-06 US US09/367,960 patent/US6306864B1/en not_active Expired - Fee Related
- 1998-02-06 NZ NZ336628A patent/NZ336628A/xx unknown
- 1998-02-06 PT PT98900978T patent/PT968194E/pt unknown
- 1998-02-06 WO PCT/IB1998/000150 patent/WO1998038173A1/en not_active Ceased
- 1998-02-06 KR KR1019997007887A patent/KR100358636B1/ko not_active Expired - Fee Related
- 1998-02-06 EA EA199900693A patent/EA001963B1/ru not_active IP Right Cessation
- 1998-02-06 JP JP10537448A patent/JP2000509731A/ja active Pending
- 1998-02-06 BR BR9807872A patent/BR9807872A/pt not_active Application Discontinuation
- 1998-02-06 TR TR1999/02093T patent/TR199902093T2/xx unknown
- 1998-02-06 CN CN98802638A patent/CN1248248A/zh active Pending
- 1998-02-06 EP EP98900978A patent/EP0968194B1/en not_active Expired - Lifetime
- 1998-02-06 PL PL98335418A patent/PL335418A1/xx unknown
- 1998-02-06 HU HU0000914A patent/HUP0000914A3/hu unknown
- 1998-02-06 AU AU56768/98A patent/AU744028B2/en not_active Ceased
- 1998-02-06 ES ES98900978T patent/ES2219866T3/es not_active Expired - Lifetime
- 1998-02-06 DE DE69824157T patent/DE69824157T2/de not_active Expired - Fee Related
- 1998-02-06 SK SK1132-99A patent/SK113299A3/sk unknown
- 1998-02-06 YU YU41299A patent/YU41299A/sh unknown
- 1998-02-06 ID IDW990937A patent/ID22711A/id unknown
- 1998-02-06 AT AT98900978T patent/ATE267817T1/de not_active IP Right Cessation
- 1998-02-06 DK DK98900978T patent/DK0968194T3/da active
- 1998-02-06 CA CA002282277A patent/CA2282277C/en not_active Expired - Fee Related
- 1998-02-17 PA PA19988447001A patent/PA8447001A1/es unknown
- 1998-02-19 GT GT199800038A patent/GT199800038A/es unknown
- 1998-02-20 UY UY24897A patent/UY24897A1/es not_active Application Discontinuation
- 1998-02-23 PE PE1998000126A patent/PE58399A1/es not_active Application Discontinuation
- 1998-02-25 DZ DZ980050A patent/DZ2440A1/xx active
- 1998-02-25 MA MA24978A patent/MA24484A1/fr unknown
- 1998-02-25 TN TNTNSN98035A patent/TNSN98035A1/fr unknown
- 1998-02-25 TW TW087102714A patent/TW504508B/zh not_active IP Right Cessation
- 1998-02-26 AP APAP/P/1998/001199A patent/AP859A/en active
- 1998-02-26 AR ARP980100871A patent/AR011170A1/es not_active Application Discontinuation
- 1998-02-27 HR HR60/038,905A patent/HRP980106A2/hr not_active Application Discontinuation
- 1998-02-27 ZA ZA9801666A patent/ZA981666B/xx unknown
- 1998-06-02 UA UA99084849A patent/UA61097C2/uk unknown
-
1999
- 1999-07-30 IS IS5140A patent/IS1952B/is unknown
- 1999-08-20 OA OA9900187A patent/OA11089A/en unknown
- 1999-08-24 BG BG103689A patent/BG103689A/bg unknown
- 1999-08-27 NO NO19994177A patent/NO313630B1/no not_active IP Right Cessation
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