IL134144A - Process for the preparation of a-droxy organic acids - Google Patents
Process for the preparation of a-droxy organic acidsInfo
- Publication number
- IL134144A IL134144A IL13414400A IL13414400A IL134144A IL 134144 A IL134144 A IL 134144A IL 13414400 A IL13414400 A IL 13414400A IL 13414400 A IL13414400 A IL 13414400A IL 134144 A IL134144 A IL 134144A
- Authority
- IL
- Israel
- Prior art keywords
- derivative
- azide
- epoxide
- reaction
- organic compound
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000002360 preparation method Methods 0.000 title description 3
- 238000006243 chemical reaction Methods 0.000 claims abstract description 27
- 150000002894 organic compounds Chemical class 0.000 claims abstract description 16
- 150000001540 azides Chemical class 0.000 claims abstract description 15
- 239000011541 reaction mixture Substances 0.000 claims abstract description 11
- -1 alkali metal azide salt Chemical class 0.000 claims abstract description 9
- IVRMZWNICZWHMI-UHFFFAOYSA-N azide group Chemical group [N-]=[N+]=[N-] IVRMZWNICZWHMI-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052783 alkali metal Inorganic materials 0.000 claims abstract description 8
- 239000002904 solvent Substances 0.000 claims abstract description 8
- 238000009835 boiling Methods 0.000 claims abstract description 5
- 150000002148 esters Chemical class 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 150000001720 carbohydrates Chemical class 0.000 claims description 5
- UKGCFMYYDATGNN-UHFFFAOYSA-N 6,6a-dihydro-1ah-indeno[1,2-b]oxirene Chemical class C12=CC=CC=C2CC2C1O2 UKGCFMYYDATGNN-UHFFFAOYSA-N 0.000 claims description 4
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 claims description 4
- 239000004593 Epoxy Chemical class 0.000 claims description 3
- PQXKWPLDPFFDJP-UHFFFAOYSA-N 2,3-dimethyloxirane Chemical class CC1OC1C PQXKWPLDPFFDJP-UHFFFAOYSA-N 0.000 claims description 2
- 229940043232 butyl acetate Drugs 0.000 claims description 2
- 150000001733 carboxylic acid esters Chemical class 0.000 claims description 2
- 150000002924 oxiranes Chemical class 0.000 claims 2
- FUZZWVXGSFPDMH-UHFFFAOYSA-M hexanoate Chemical group CCCCCC([O-])=O FUZZWVXGSFPDMH-UHFFFAOYSA-M 0.000 claims 1
- 150000002118 epoxides Chemical class 0.000 abstract description 14
- 125000000217 alkyl group Chemical group 0.000 abstract description 3
- 125000003262 carboxylic acid ester group Chemical class [H]C([H])([*:2])OC(=O)C([H])([H])[*:1] 0.000 abstract 1
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 15
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 9
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- PXIPVTKHYLBLMZ-UHFFFAOYSA-N Sodium azide Chemical compound [Na+].[N-]=[N+]=[N-] PXIPVTKHYLBLMZ-UHFFFAOYSA-N 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 8
- 239000000203 mixture Substances 0.000 description 7
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 6
- 239000011521 glass Substances 0.000 description 6
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 5
- 229940093499 ethyl acetate Drugs 0.000 description 5
- 235000019439 ethyl acetate Nutrition 0.000 description 5
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 4
- 239000002360 explosive Substances 0.000 description 4
- OISVCGZHLKNMSJ-UHFFFAOYSA-N 2,6-dimethylpyridine Chemical compound CC1=CC=CC(C)=N1 OISVCGZHLKNMSJ-UHFFFAOYSA-N 0.000 description 3
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- 238000005481 NMR spectroscopy Methods 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000007259 addition reaction Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- JUINSXZKUKVTMD-UHFFFAOYSA-N hydrogen azide Chemical compound N=[N+]=[N-] JUINSXZKUKVTMD-UHFFFAOYSA-N 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- NWLUZGJDEZBBRH-UHFFFAOYSA-N 2-(propan-2-yloxymethyl)oxirane Chemical compound CC(C)OCC1CO1 NWLUZGJDEZBBRH-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- AWMVMTVKBNGEAK-UHFFFAOYSA-N Styrene oxide Chemical compound C1OC1C1=CC=CC=C1 AWMVMTVKBNGEAK-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 229960001040 ammonium chloride Drugs 0.000 description 2
- 235000019270 ammonium chloride Nutrition 0.000 description 2
- 235000014633 carbohydrates Nutrition 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- ZWAJLVLEBYIOTI-UHFFFAOYSA-N cyclohexene oxide Chemical compound C1CCCC2OC21 ZWAJLVLEBYIOTI-UHFFFAOYSA-N 0.000 description 2
- FWFSEYBSWVRWGL-UHFFFAOYSA-N cyclohexene oxide Natural products O=C1CCCC=C1 FWFSEYBSWVRWGL-UHFFFAOYSA-N 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 238000007086 side reaction Methods 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 150000000179 1,2-aminoalcohols Chemical class 0.000 description 1
- GGUSIXKVMSRGIH-UHFFFAOYSA-N 1-azido-2,3-dihydro-1h-inden-2-ol Chemical compound C1=CC=C2C(N=[N+]=[N-])C(O)CC2=C1 GGUSIXKVMSRGIH-UHFFFAOYSA-N 0.000 description 1
- ZGESFQWNGRLQLH-UHFFFAOYSA-N 1-azido-3-propan-2-yloxypropan-2-ol Chemical compound CC(C)OCC(O)CN=[N+]=[N-] ZGESFQWNGRLQLH-UHFFFAOYSA-N 0.000 description 1
- 238000005160 1H NMR spectroscopy Methods 0.000 description 1
- RBBIKFDLPCEOTF-UHFFFAOYSA-N 2,3,4-tri(propan-2-yl)benzenesulfonic acid Chemical compound CC(C)C1=CC=C(S(O)(=O)=O)C(C(C)C)=C1C(C)C RBBIKFDLPCEOTF-UHFFFAOYSA-N 0.000 description 1
- MALKRPRQNKEVSK-UHFFFAOYSA-N 2-azido-1-phenylethanol Chemical compound [N-]=[N+]=NCC(O)C1=CC=CC=C1 MALKRPRQNKEVSK-UHFFFAOYSA-N 0.000 description 1
- GXARJZSMOVQDPH-UHFFFAOYSA-N 2-azido-2,3-dihydro-1h-inden-1-ol Chemical compound C1=CC=C2C(O)C(N=[N+]=[N-])CC2=C1 GXARJZSMOVQDPH-UHFFFAOYSA-N 0.000 description 1
- IAMPGUPDKQOGBT-UHFFFAOYSA-N 2-azido-2-phenylethanol Chemical compound [N-]=[N+]=NC(CO)C1=CC=CC=C1 IAMPGUPDKQOGBT-UHFFFAOYSA-N 0.000 description 1
- ZZRATGGUCCHLQZ-UHFFFAOYSA-N 2-azido-3-propan-2-yloxypropan-1-ol Chemical compound CC(C)OCC(CO)N=[N+]=[N-] ZZRATGGUCCHLQZ-UHFFFAOYSA-N 0.000 description 1
- QECSGTHYJAPXMH-UHFFFAOYSA-N 2-azidocyclohexan-1-ol Chemical compound OC1CCCCC1N=[N+]=[N-] QECSGTHYJAPXMH-UHFFFAOYSA-N 0.000 description 1
- XWKFPIODWVPXLX-UHFFFAOYSA-N 2-methyl-5-methylpyridine Natural products CC1=CC=C(C)N=C1 XWKFPIODWVPXLX-UHFFFAOYSA-N 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- 229920002683 Glycosaminoglycan Polymers 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 239000001166 ammonium sulphate Substances 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 230000002785 anti-thrombosis Effects 0.000 description 1
- UAZDIGCOBKKMPU-UHFFFAOYSA-O azanium;azide Chemical compound [NH4+].[N-]=[N+]=[N-] UAZDIGCOBKKMPU-UHFFFAOYSA-O 0.000 description 1
- 229940006460 bromide ion Drugs 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 150000001719 carbohydrate derivatives Chemical class 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000002024 ethyl acetate extract Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- IYWCBYFJFZCCGV-UHFFFAOYSA-N formamide;hydrate Chemical compound O.NC=O IYWCBYFJFZCCGV-UHFFFAOYSA-N 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 150000002337 glycosamines Chemical group 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000006317 isomerization reaction Methods 0.000 description 1
- GUWHRJQTTVADPB-UHFFFAOYSA-N lithium azide Chemical compound [Li+].[N-]=[N+]=[N-] GUWHRJQTTVADPB-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000007040 multi-step synthesis reaction Methods 0.000 description 1
- JRUBGUVYQMKOMK-UHFFFAOYSA-N nickel(2+) diazide Chemical compound [Ni+2].[N-]=[N+]=[N-].[N-]=[N+]=[N-] JRUBGUVYQMKOMK-UHFFFAOYSA-N 0.000 description 1
- 150000007530 organic bases Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000003880 polar aprotic solvent Substances 0.000 description 1
- 239000003495 polar organic solvent Substances 0.000 description 1
- TZLVRPLSVNESQC-UHFFFAOYSA-N potassium azide Chemical compound [K+].[N-]=[N+]=[N-] TZLVRPLSVNESQC-UHFFFAOYSA-N 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 229940083608 sodium hydroxide Drugs 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H15/00—Compounds containing hydrocarbon or substituted hydrocarbon radicals directly attached to hetero atoms of saccharide radicals
- C07H15/02—Acyclic radicals, not substituted by cyclic structures
- C07H15/04—Acyclic radicals, not substituted by cyclic structures attached to an oxygen atom of the saccharide radical
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H5/00—Compounds containing saccharide radicals in which the hetero bonds to oxygen have been replaced by the same number of hetero bonds to halogen, nitrogen, sulfur, selenium, or tellurium
- C07H5/04—Compounds containing saccharide radicals in which the hetero bonds to oxygen have been replaced by the same number of hetero bonds to halogen, nitrogen, sulfur, selenium, or tellurium to nitrogen
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Biotechnology (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Molecular Biology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Saccharide Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP99200484 | 1999-02-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL134144A0 IL134144A0 (en) | 2001-04-30 |
| IL134144A true IL134144A (en) | 2004-02-08 |
Family
ID=8239903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL13414400A IL134144A (en) | 1999-02-19 | 2000-01-20 | Process for the preparation of a-droxy organic acids |
Country Status (23)
| Country | Link |
|---|---|
| US (1) | US6232451B1 (cs) |
| EP (1) | EP1029867B1 (cs) |
| JP (1) | JP4347488B2 (cs) |
| KR (1) | KR100649058B1 (cs) |
| CN (1) | CN1156483C (cs) |
| AR (1) | AR022615A1 (cs) |
| AT (1) | ATE265463T1 (cs) |
| AU (1) | AU769027B2 (cs) |
| BR (1) | BRPI0000481B8 (cs) |
| CA (1) | CA2296902C (cs) |
| CZ (1) | CZ298569B6 (cs) |
| DE (1) | DE60010147T2 (cs) |
| DK (1) | DK1029867T3 (cs) |
| ES (1) | ES2216810T3 (cs) |
| HU (1) | HUP0000740A3 (cs) |
| IL (1) | IL134144A (cs) |
| NO (1) | NO314265B1 (cs) |
| NZ (1) | NZ502829A (cs) |
| PL (1) | PL198390B1 (cs) |
| PT (1) | PT1029867E (cs) |
| RU (1) | RU2241714C2 (cs) |
| TR (1) | TR200000441A3 (cs) |
| ZA (1) | ZA200000578B (cs) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8242344B2 (en) * | 2002-06-26 | 2012-08-14 | Fingersteps, Inc. | Method and apparatus for composing and performing music |
| FR2935976B1 (fr) * | 2008-09-16 | 2010-12-17 | Sanofi Aventis | Voie courte de synthese du 1,6:2,3-dianhydro-b-d- mannopyranose. |
| FR2935975B1 (fr) * | 2008-09-16 | 2010-12-17 | Sanofi Aventis | Procede de preparation du 1,6:2,3-dianhydro-b-d- mannopyranose. |
| CN103819357B (zh) * | 2014-01-28 | 2016-03-16 | 浙江大学 | (-)-有效霉醇叠氮四乙酸酯的制备方法 |
| WO2020006476A1 (en) * | 2018-06-29 | 2020-01-02 | Georgia State University Research Foundation, Inc. | Environmentally-friendly hydroazidation of olefins |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3893997A (en) | 1974-07-01 | 1975-07-08 | Smithkline Corp | Pseudodisaccharide intermediates |
| CS191047B1 (en) * | 1977-09-05 | 1979-06-29 | Alzbeta Krutosikova | Ethylesters of 3-/5-aryl-2-furyl/-2-azidoacrylic acids and method for their preparing |
| US4582918A (en) * | 1984-09-19 | 1986-04-15 | Schering Corporation | Preparation of intermediates for (threo)-1-aryl-2-acylamido-3-fluoro-1-propanols |
| CS276874B6 (cs) * | 1990-09-11 | 1992-08-12 | Ustav Organicke Chemie A Bioch | l-(3-azido-2,3-dideoxy-Beta-D-allokofuranosylJthymin, způsob jeho přípravy a použití |
| US5206251A (en) * | 1992-04-01 | 1993-04-27 | G. D. Searle & Co. | 2- and 3- amino and azido derivatives of 1,5-iminosugars |
| JPH08332095A (ja) * | 1995-06-06 | 1996-12-17 | Chisso Corp | インデノールの製造法 |
-
2000
- 2000-01-20 IL IL13414400A patent/IL134144A/en not_active IP Right Cessation
- 2000-01-21 CA CA002296902A patent/CA2296902C/en not_active Expired - Lifetime
- 2000-02-08 ZA ZA200000578A patent/ZA200000578B/xx unknown
- 2000-02-08 AU AU14965/00A patent/AU769027B2/en not_active Expired
- 2000-02-08 US US09/499,685 patent/US6232451B1/en not_active Expired - Lifetime
- 2000-02-14 ES ES00200466T patent/ES2216810T3/es not_active Expired - Lifetime
- 2000-02-14 AT AT00200466T patent/ATE265463T1/de active
- 2000-02-14 DK DK00200466T patent/DK1029867T3/da active
- 2000-02-14 PT PT00200466T patent/PT1029867E/pt unknown
- 2000-02-14 DE DE60010147T patent/DE60010147T2/de not_active Expired - Lifetime
- 2000-02-14 NZ NZ502829A patent/NZ502829A/en not_active IP Right Cessation
- 2000-02-14 EP EP00200466A patent/EP1029867B1/en not_active Expired - Lifetime
- 2000-02-16 JP JP2000037510A patent/JP4347488B2/ja not_active Expired - Lifetime
- 2000-02-17 TR TR2000/00441A patent/TR200000441A3/tr unknown
- 2000-02-17 AR ARP000100667A patent/AR022615A1/es active IP Right Grant
- 2000-02-17 BR BRPI0000481A patent/BRPI0000481B8/pt not_active IP Right Cessation
- 2000-02-18 PL PL338501A patent/PL198390B1/pl unknown
- 2000-02-18 CN CNB001022385A patent/CN1156483C/zh not_active Expired - Lifetime
- 2000-02-18 RU RU2000104086/04A patent/RU2241714C2/ru active
- 2000-02-18 CZ CZ20000588A patent/CZ298569B6/cs not_active IP Right Cessation
- 2000-02-18 NO NO20000805A patent/NO314265B1/no not_active IP Right Cessation
- 2000-02-18 KR KR1020000007790A patent/KR100649058B1/ko not_active Expired - Lifetime
- 2000-02-18 HU HU0000740A patent/HUP0000740A3/hu unknown
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FF | Patent granted | ||
| KB | Patent renewed | ||
| KB | Patent renewed | ||
| KB | Patent renewed | ||
| KB | Patent renewed | ||
| KB | Patent renewed | ||
| EXP | Patent expired |