FI61489C - Foerfarande foer framstaellning av nya terapeutiskt anvaendbara 6-arylpyrrolo(1,2-a)imidatzolderivat - Google Patents
Foerfarande foer framstaellning av nya terapeutiskt anvaendbara 6-arylpyrrolo(1,2-a)imidatzolderivat Download PDFInfo
- Publication number
- FI61489C FI61489C FI760236A FI760236A FI61489C FI 61489 C FI61489 C FI 61489C FI 760236 A FI760236 A FI 760236A FI 760236 A FI760236 A FI 760236A FI 61489 C FI61489 C FI 61489C
- Authority
- FI
- Finland
- Prior art keywords
- group
- dichlorophenyl
- compound
- mixture
- solution
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D207/18—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
- C07D207/22—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member 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
- C07D207/24—Oxygen or sulfur atoms
- C07D207/26—2-Pyrrolidones
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/12—Antihypertensives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/01—Compounds containing nitro groups bound to a carbon skeleton having nitro groups bound to acyclic carbon atoms
- C07C205/03—Compounds containing nitro groups bound to a carbon skeleton having nitro groups bound to acyclic carbon atoms of an unsaturated carbon skeleton
- C07C205/04—Compounds containing nitro groups bound to a carbon skeleton having nitro groups bound to acyclic carbon atoms of an unsaturated carbon skeleton containing six-membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/07—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms
- C07C205/08—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms having nitro groups bound to acyclic carbon atoms
- C07C205/09—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms having nitro groups bound to acyclic carbon atoms of an unsaturated carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/13—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups
- C07C205/26—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups and being further substituted by halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/49—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups
- C07C205/50—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups having nitro groups and carboxyl groups bound to acyclic carbon atoms of the carbon skeleton
- C07C205/53—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups having nitro groups and carboxyl groups bound to acyclic carbon atoms of the carbon skeleton the carbon skeleton containing six-membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/49—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups
- C07C205/56—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups having nitro groups bound to carbon atoms of six-membered aromatic rings and carboxyl groups bound to acyclic carbon atoms of the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D207/18—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
- C07D207/22—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D207/18—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
- C07D207/22—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member 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
- C07D207/24—Oxygen or sulfur atoms
- C07D207/26—2-Pyrrolidones
- C07D207/273—2-Pyrrolidones 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 other ring carbon atoms
- C07D207/277—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/56—Ring systems containing three or more rings
- C07D209/96—Spiro-condensed ring systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/04—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D233/20—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with substituted hydrocarbon radicals, directly attached to ring carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/04—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D233/20—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with substituted hydrocarbon radicals, directly attached to ring carbon atoms
- C07D233/26—Radicals substituted by carbon atoms having three bonds to hetero atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
- C07D303/02—Compounds containing oxirane rings
- C07D303/08—Compounds containing oxirane rings with hydrocarbon radicals, substituted by halogen atoms, nitro radicals or nitroso radicals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/26—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D307/30—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member 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
- C07D307/32—Oxygen atoms
- C07D307/33—Oxygen atoms in position 2, the oxygen atom being in its keto or unsubstituted enol form
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
- C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
- C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
- C07D333/06—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to the ring carbon atoms
- C07D333/12—Radicals substituted by halogen atoms or nitro or nitroso radicals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
- C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
- C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
- C07D333/06—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to the ring carbon atoms
- C07D333/22—Radicals substituted by doubly bound hetero atoms, or by two hetero atoms other than halogen singly bound to the same carbon atom
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
- C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
- C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
- C07D333/06—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to the ring carbon atoms
- C07D333/24—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Cardiology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB430375 | 1975-01-31 | ||
GB4303/75A GB1513742A (en) | 1975-01-31 | 1975-01-31 | 6-aryl-2,3,6,7-tetrahydro-5h-pyrrolo(1,2-a)imidazole derivatives processes for their manufacture and compositions containing them |
Publications (3)
Publication Number | Publication Date |
---|---|
FI760236A FI760236A (es) | 1976-08-01 |
FI61489B FI61489B (fi) | 1982-04-30 |
FI61489C true FI61489C (fi) | 1982-08-10 |
Family
ID=9774625
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI760236A FI61489C (fi) | 1975-01-31 | 1976-01-30 | Foerfarande foer framstaellning av nya terapeutiskt anvaendbara 6-arylpyrrolo(1,2-a)imidatzolderivat |
Country Status (22)
Country | Link |
---|---|
US (1) | US4046898A (es) |
JP (1) | JPS6221794B2 (es) |
AR (1) | AR214971A1 (es) |
AT (1) | AT350049B (es) |
BE (1) | BE838128A (es) |
CA (1) | CA1076580A (es) |
CH (3) | CH617701A5 (es) |
DE (1) | DE2603399A1 (es) |
DK (1) | DK142325B (es) |
ES (2) | ES444786A1 (es) |
FI (1) | FI61489C (es) |
FR (1) | FR2299029A1 (es) |
GB (1) | GB1513742A (es) |
IE (1) | IE42626B1 (es) |
IL (1) | IL48938A (es) |
LU (1) | LU74276A1 (es) |
MX (1) | MX3878E (es) |
NL (1) | NL7600968A (es) |
NO (1) | NO143907C (es) |
PH (1) | PH12440A (es) |
SE (1) | SE422462B (es) |
ZA (1) | ZA76414B (es) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4186205A (en) * | 1979-01-08 | 1980-01-29 | Smithkline Corporation | 2,3-Di(4-substituted phenyl)-6,7-dihydro-5H-pyrrolo[1,2-a]imidazoles |
FR2449689A1 (fr) * | 1979-02-20 | 1980-09-19 | Logeais Labor Jacques | Nouveaux derives condenses de pyrrolidine ou de piperidine, leur procede de preparation et leurs applications en therapeutique |
CH655658B (es) * | 1980-09-18 | 1986-05-15 | ||
US4462418A (en) * | 1982-02-25 | 1984-07-31 | The Al Xander Co., Inc. | Unitized pneumatic cycling and timing system |
JPS6016989A (ja) * | 1983-07-06 | 1985-01-28 | Shionogi & Co Ltd | オキソ飽和異項環カルボンアミドセフエム化合物 |
KR100970294B1 (ko) * | 2005-06-08 | 2010-07-15 | 니뽄 다바코 산교 가부시키가이샤 | 복소환 화합물 |
CN101676288A (zh) * | 2008-09-04 | 2010-03-24 | 上海交通大学 | 一类具有双环结构的咪唑类手性有机小分子化合物及其合成方法 |
CN107592862B (zh) * | 2015-05-12 | 2021-06-15 | Fmc公司 | 作为除草剂的芳基取代的双环化合物 |
KR102620213B1 (ko) | 2017-03-21 | 2024-01-03 | 에프엠씨 코포레이션 | 피롤리디논 및 이의 제조 방법 |
CN107935863A (zh) * | 2017-11-30 | 2018-04-20 | 厦门海乐景生化有限公司 | Elagolix的关键原料化合物C的合成方法 |
-
1975
- 1975-01-31 GB GB4303/75A patent/GB1513742A/en not_active Expired
-
1976
- 1976-01-22 IE IE128/76A patent/IE42626B1/en unknown
- 1976-01-26 US US05/652,060 patent/US4046898A/en not_active Expired - Lifetime
- 1976-01-26 ZA ZA414A patent/ZA76414B/xx unknown
- 1976-01-26 CA CA244,222A patent/CA1076580A/en not_active Expired
- 1976-01-27 DK DK32276AA patent/DK142325B/da not_active IP Right Cessation
- 1976-01-29 DE DE19762603399 patent/DE2603399A1/de not_active Withdrawn
- 1976-01-29 SE SE7600945A patent/SE422462B/xx unknown
- 1976-01-29 LU LU74276A patent/LU74276A1/xx unknown
- 1976-01-29 PH PH18022A patent/PH12440A/en unknown
- 1976-01-30 NL NL7600968A patent/NL7600968A/xx unknown
- 1976-01-30 JP JP51009927A patent/JPS6221794B2/ja not_active Expired
- 1976-01-30 NO NO760314A patent/NO143907C/no unknown
- 1976-01-30 ES ES444786A patent/ES444786A1/es not_active Expired
- 1976-01-30 CH CH116176A patent/CH617701A5/de not_active IP Right Cessation
- 1976-01-30 MX MX766649U patent/MX3878E/es unknown
- 1976-01-30 AT AT65176A patent/AT350049B/de not_active IP Right Cessation
- 1976-01-30 FR FR7602609A patent/FR2299029A1/fr active Granted
- 1976-01-30 FI FI760236A patent/FI61489C/fi not_active IP Right Cessation
- 1976-01-30 AR AR262104A patent/AR214971A1/es active
- 1976-01-30 BE BE163981A patent/BE838128A/xx not_active IP Right Cessation
- 1976-01-30 IL IL48938A patent/IL48938A/xx unknown
-
1977
- 1977-05-16 ES ES458821A patent/ES458821A1/es not_active Expired
-
1979
- 1979-11-09 CH CH1006579A patent/CH618439A5/de not_active IP Right Cessation
- 1979-11-09 CH CH1006479A patent/CH618438A5/de not_active IP Right Cessation
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US9359285B2 (en) | Androgen receptor modulator compounds and methods | |
US6127542A (en) | Tetracyclic derivatives, process of preparation and use | |
US4466976A (en) | Antiinflammatory and antiallergic imidazole derivatives | |
Gupton et al. | Application of 2-substituted vinamidinium salts to the synthesis of 2, 4-disubstituted pyrroles | |
US8580811B2 (en) | Androgen receptor modulator methods | |
EP1339716A1 (de) | Neue lactam-substituierte pyrazolopyridinderivate | |
FI61489C (fi) | Foerfarande foer framstaellning av nya terapeutiskt anvaendbara 6-arylpyrrolo(1,2-a)imidatzolderivat | |
JP3004566B2 (ja) | 新規な(チア)シクロアルキル〔b〕インドール類、それらの製造法及びそれらを含む医薬組成物 | |
CN109134463B (zh) | β-咔啉类5型磷酸二酯酶抑制剂及其制备方法和用途 | |
EP0455909A2 (en) | 5-[1-(Imidazol)methyl]-3,3-disubstituted-2(3H) furanone derivatives | |
US20030153558A1 (en) | 4-Pyridyl-and 2,4-pyrimidinyl-substituted pyrrole derivatives and their use in pharmacy | |
EP0431991B1 (fr) | Nouveaux dérivés de benzonaphtyridine-1,8 leur préparation et les compositions qui les contiennent | |
HU196210B (en) | Process for producing 1,3,4,9-tetrahydropyrano/3,4-b/ indole-1-acetic acid derivatives and pharmaceutics comprising such compounds | |
EP0114572A1 (de) | Substituierte Imidazo(1,5-a)pyridine | |
EP1189903B1 (fr) | NOUVEAUX DERIVES DE LA BENZO[f]NAPHTYRIDINE, LEUR PREPARATION ET LES COMPOSITIONS LES CONTENANT | |
WO1993017023A1 (fr) | Derives de pyrazolopyrimidines antagonistes des recepteurs a l'angiotensine ii | |
US4126685A (en) | 6-Aryl-pyrrolo[1,2,9]imidazole derivatives which possess anti-hypertensive activity | |
KR830001838B1 (ko) | 페닐-퀴놀리지딘의 제조방법 | |
KR790001233B1 (ko) | 헤테로싸이클 화합물의 제법 | |
US4719302A (en) | 1,7-phenanthrolines and their use as antifungal agents | |
JPS6176489A (ja) | ヘキサヒドロインドリジン化合物 | |
FR2492374A1 (fr) | Derives du pyrrole protecteurs du myocarde ayant une activite antiarythmique et antiplaquettaire, leur procede de preparation et les medicaments en contenant | |
HU183292B (en) | Process for producing pyrrol-derivatives of myocardium-protecting, antiarrhythmic and thromaocite-aggregation-inhibiting activity and pharmaceutical compositions containing them as active agents | |
FR2795729A1 (fr) | Nouveaux derives de la benzo[f]naphtyridine, leur preparation et les compositions les contenant |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: IMPERIAL CHEMICAL INDUSTRIES LIMITED |