FI67541C - Foerfarande foer framstaellning av 2-hydroximetyl-3-hydroxi-6-(1-hydroxi-2-t-butylaminoetyl)pyridin och syraadditionssalter daerav genom hydrogenolys av motsvarande bensylidenacetal - Google Patents
Foerfarande foer framstaellning av 2-hydroximetyl-3-hydroxi-6-(1-hydroxi-2-t-butylaminoetyl)pyridin och syraadditionssalter daerav genom hydrogenolys av motsvarande bensylidenacetal Download PDFInfo
- Publication number
- FI67541C FI67541C FI781329A FI781329A FI67541C FI 67541 C FI67541 C FI 67541C FI 781329 A FI781329 A FI 781329A FI 781329 A FI781329 A FI 781329A FI 67541 C FI67541 C FI 67541C
- Authority
- FI
- Finland
- Prior art keywords
- hydroxy
- butylaminoethyl
- water
- process according
- acid
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 27
- 239000002253 acid Substances 0.000 claims description 26
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical group OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 24
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 21
- VQDBNKDJNJQRDG-UHFFFAOYSA-N Pirbuterol Chemical compound CC(C)(C)NCC(O)C1=CC=C(O)C(CO)=N1 VQDBNKDJNJQRDG-UHFFFAOYSA-N 0.000 claims description 20
- 150000003839 salts Chemical class 0.000 claims description 19
- 239000003054 catalyst Substances 0.000 claims description 16
- 239000012141 concentrate Substances 0.000 claims description 15
- 238000007327 hydrogenolysis reaction Methods 0.000 claims description 14
- 125000000649 benzylidene group Chemical group [H]C(=[*])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 claims description 12
- 239000002904 solvent Substances 0.000 claims description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 9
- 229910052739 hydrogen Inorganic materials 0.000 claims description 9
- 239000001257 hydrogen Substances 0.000 claims description 9
- 125000006239 protecting group Chemical group 0.000 claims description 9
- 239000011541 reaction mixture Substances 0.000 claims description 9
- -1 1-hydroxy-2-t-butylaminoethyl Chemical group 0.000 claims description 8
- 238000002360 preparation method Methods 0.000 claims description 8
- 229910052763 palladium Inorganic materials 0.000 claims description 6
- QSXMZJGGEWYVCN-UHFFFAOYSA-N Pirbuterol acetate Chemical compound CC(O)=O.CC(C)(C)NCC(O)C1=CC=C(O)C(CO)=N1 QSXMZJGGEWYVCN-UHFFFAOYSA-N 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 5
- UKVIEHSSVKSQBA-UHFFFAOYSA-N methane;palladium Chemical group C.[Pd] UKVIEHSSVKSQBA-UHFFFAOYSA-N 0.000 claims description 4
- DXUULPVLTDUCAV-UHFFFAOYSA-N C1(=CC=CC=C1)C1OCC2=C(O1)N=CC(=C2)C(CNC(C)(C)C)O Chemical compound C1(=CC=CC=C1)C1OCC2=C(O1)N=CC(=C2)C(CNC(C)(C)C)O DXUULPVLTDUCAV-UHFFFAOYSA-N 0.000 claims description 3
- 239000012442 inert solvent Substances 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 description 19
- 229960005414 pirbuterol Drugs 0.000 description 18
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 14
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 8
- 239000012535 impurity Substances 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- 159000000021 acetate salts Chemical class 0.000 description 6
- 229960000583 acetic acid Drugs 0.000 description 6
- 230000007062 hydrolysis Effects 0.000 description 6
- 238000006460 hydrolysis reaction Methods 0.000 description 6
- 150000007522 mineralic acids Chemical class 0.000 description 6
- HEVMDQBCAHEHDY-UHFFFAOYSA-N (Dimethoxymethyl)benzene Chemical compound COC(OC)C1=CC=CC=C1 HEVMDQBCAHEHDY-UHFFFAOYSA-N 0.000 description 5
- 238000007086 side reaction Methods 0.000 description 5
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical group CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- JLNTWVDSQRNWFU-UHFFFAOYSA-N OOOOOOO Chemical compound OOOOOOO JLNTWVDSQRNWFU-UHFFFAOYSA-N 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000012065 filter cake Substances 0.000 description 4
- 239000000706 filtrate Substances 0.000 description 4
- 229960004994 pirbuterol acetate Drugs 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 3
- 239000005909 Kieselgur Substances 0.000 description 3
- 150000001298 alcohols Chemical class 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 3
- 239000012467 final product Substances 0.000 description 3
- 239000012458 free base Substances 0.000 description 3
- 239000012362 glacial acetic acid Substances 0.000 description 3
- 238000005984 hydrogenation reaction Methods 0.000 description 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 3
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- HUMNYLRZRPPJDN-UHFFFAOYSA-N benzaldehyde Chemical compound O=CC1=CC=CC=C1 HUMNYLRZRPPJDN-UHFFFAOYSA-N 0.000 description 2
- 238000009903 catalytic hydrogenation reaction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000000543 intermediate Substances 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 description 1
- PFCXYKDOJQERJW-UHFFFAOYSA-N 2,6-bis(hydroxymethyl)pyridin-3-ol Chemical compound OCC1=CC=C(O)C(CO)=N1 PFCXYKDOJQERJW-UHFFFAOYSA-N 0.000 description 1
- PAGTXDLKXRBHFL-UHFFFAOYSA-N 2-(hydroxymethyl)-6-methylpyridin-3-ol Chemical compound CC1=CC=C(O)C(CO)=N1 PAGTXDLKXRBHFL-UHFFFAOYSA-N 0.000 description 1
- FTXAZAFAVPUWBX-UHFFFAOYSA-N 2-(tert-butylamino)-1-(2-phenyl-4h-[1,3]dioxino[5,4-b]pyridin-6-yl)ethanol Chemical compound O1CC2=NC(C(O)CNC(C)(C)C)=CC=C2OC1C1=CC=CC=C1 FTXAZAFAVPUWBX-UHFFFAOYSA-N 0.000 description 1
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 1
- DVFNRPWGCHEBCT-UHFFFAOYSA-N 6-(2-amino-1-hydroxy-3,3-dimethylbutyl)-2-(hydroxymethyl)pyridin-3-ol Chemical compound OCC1=NC(=CC=C1O)C(C(C(C)(C)C)N)O DVFNRPWGCHEBCT-UHFFFAOYSA-N 0.000 description 1
- RGDIVQXXGQMZBY-UHFFFAOYSA-N 6-[2-(tert-butylamino)ethyl]-2-(hydroxymethyl)pyridin-3-ol Chemical compound OCC1=NC(=CC=C1O)CCNC(C)(C)C RGDIVQXXGQMZBY-UHFFFAOYSA-N 0.000 description 1
- NDKPYWBMBAPIOV-SEPHDYHBSA-N C(C)O.C(\C=C\C(=O)O)(=O)O.C(C)O Chemical group C(C)O.C(\C=C\C(=O)O)(=O)O.C(C)O NDKPYWBMBAPIOV-SEPHDYHBSA-N 0.000 description 1
- FKLJPTJMIBLJAV-UHFFFAOYSA-N Compound IV Chemical compound O1N=C(C)C=C1CCCCCCCOC1=CC=C(C=2OCCN=2)C=C1 FKLJPTJMIBLJAV-UHFFFAOYSA-N 0.000 description 1
- 102100035861 Cytosolic 5'-nucleotidase 1A Human genes 0.000 description 1
- 101000802744 Homo sapiens Cytosolic 5'-nucleotidase 1A Proteins 0.000 description 1
- XIDFCZTVVCWBGN-UHFFFAOYSA-N Pirbuterol hydrochloride Chemical compound Cl.Cl.CC(C)(C)NCC(O)C1=CC=C(O)C(CO)=N1 XIDFCZTVVCWBGN-UHFFFAOYSA-N 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- 239000007868 Raney catalyst Substances 0.000 description 1
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical compound [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 description 1
- 229910000564 Raney nickel Inorganic materials 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 150000001336 alkenes Chemical group 0.000 description 1
- 239000000538 analytical sample Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- UKXSKSHDVLQNKG-UHFFFAOYSA-N benzilic acid Chemical compound C=1C=CC=CC=1C(O)(C(=O)O)C1=CC=CC=C1 UKXSKSHDVLQNKG-UHFFFAOYSA-N 0.000 description 1
- AGEZXYOZHKGVCM-UHFFFAOYSA-N benzyl bromide Chemical compound BrCC1=CC=CC=C1 AGEZXYOZHKGVCM-UHFFFAOYSA-N 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229940124630 bronchodilator Drugs 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000006264 debenzylation reaction Methods 0.000 description 1
- MHDVGSVTJDSBDK-UHFFFAOYSA-N dibenzyl ether Chemical compound C=1C=CC=CC=1COCC1=CC=CC=C1 MHDVGSVTJDSBDK-UHFFFAOYSA-N 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000001530 fumaric acid Substances 0.000 description 1
- 125000005456 glyceride group Chemical group 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- 150000002688 maleic acid derivatives Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- MUMZUERVLWJKNR-UHFFFAOYSA-N oxoplatinum Chemical compound [Pt]=O MUMZUERVLWJKNR-UHFFFAOYSA-N 0.000 description 1
- 229910003445 palladium oxide Inorganic materials 0.000 description 1
- JQPTYAILLJKUCY-UHFFFAOYSA-N palladium(ii) oxide Chemical compound [O-2].[Pd+2] JQPTYAILLJKUCY-UHFFFAOYSA-N 0.000 description 1
- QNGNSVIICDLXHT-UHFFFAOYSA-N para-ethylbenzaldehyde Natural products CCC1=CC=C(C=O)C=C1 QNGNSVIICDLXHT-UHFFFAOYSA-N 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 229910003446 platinum oxide Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 150000003222 pyridines Chemical class 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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
- C07D213/62—Oxygen or sulfur atoms
- C07D213/63—One oxygen atom
- C07D213/65—One oxygen atom attached in position 3 or 5
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US79281477A | 1977-05-02 | 1977-05-02 | |
| US79281477 | 1977-05-02 | ||
| US88369078A | 1978-03-06 | 1978-03-06 | |
| US88369078 | 1978-03-06 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI781329A7 FI781329A7 (fi) | 1978-11-03 |
| FI67541B FI67541B (fi) | 1984-12-31 |
| FI67541C true FI67541C (fi) | 1985-04-10 |
Family
ID=27121337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI781329A FI67541C (fi) | 1977-05-02 | 1978-04-28 | Foerfarande foer framstaellning av 2-hydroximetyl-3-hydroxi-6-(1-hydroxi-2-t-butylaminoetyl)pyridin och syraadditionssalter daerav genom hydrogenolys av motsvarande bensylidenacetal |
Country Status (10)
| Country | Link |
|---|---|
| AR (1) | AR214005A1 (da) |
| CA (1) | CA1074322A (da) |
| CH (1) | CH631445A5 (da) |
| DK (1) | DK152672C (da) |
| FI (1) | FI67541C (da) |
| IT (1) | IT1112681B (da) |
| LU (1) | LU79564A1 (da) |
| NL (1) | NL175412C (da) |
| PT (1) | PT67968B (da) |
| YU (1) | YU40330B (da) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014108449A1 (en) | 2013-01-08 | 2014-07-17 | Atrogi Ab | A screening method, a kit, a method of treatment and a compound for use in a method of treatment |
| GB201714736D0 (en) | 2017-09-13 | 2017-10-25 | Atrogi Ab | New compounds and uses |
| GB201714734D0 (en) | 2017-09-13 | 2017-10-25 | Atrogi Ab | New compounds and uses |
| GB201714745D0 (en) | 2017-09-13 | 2017-10-25 | Atrogi Ab | New compounds and uses |
| GB201714740D0 (en) | 2017-09-13 | 2017-10-25 | Atrogi Ab | New compounds and uses |
| GB201903832D0 (en) | 2019-03-20 | 2019-05-01 | Atrogi Ab | New compounds and methods |
| GB202205895D0 (en) | 2022-04-22 | 2022-06-08 | Atrogi Ab | New medical uses |
| EP4651867A1 (en) | 2023-01-20 | 2025-11-26 | Atrogi AB | Beta 2-adrenergic receptor agonists for treatment or prevention of muscle wasting |
| GB202302225D0 (en) | 2023-02-16 | 2023-04-05 | Atrogi Ab | New medical uses |
| GB202303229D0 (en) | 2023-03-06 | 2023-04-19 | Atrogi Ab | New medical uses |
| GB202403169D0 (en) | 2024-03-05 | 2024-04-17 | Atrogi Ab | New medical uses |
| WO2025238248A1 (en) | 2024-05-17 | 2025-11-20 | Atrogi Ab | USE OF β2-ADRENERGIC RECEPTOR AGONISTS IN TREATING MUSCLE WASTING |
-
1978
- 1978-04-14 AR AR271784A patent/AR214005A1/es active
- 1978-04-18 YU YU913/78A patent/YU40330B/xx unknown
- 1978-04-28 CH CH466578A patent/CH631445A5/fr not_active IP Right Cessation
- 1978-04-28 LU LU79564A patent/LU79564A1/xx unknown
- 1978-04-28 IT IT22863/78A patent/IT1112681B/it active Protection Beyond IP Right Term
- 1978-04-28 FI FI781329A patent/FI67541C/fi not_active IP Right Cessation
- 1978-04-28 NL NLAANVRAGE7804582,A patent/NL175412C/xx not_active IP Right Cessation
- 1978-04-28 PT PT67968A patent/PT67968B/pt unknown
- 1978-05-01 DK DK188178A patent/DK152672C/da not_active IP Right Cessation
- 1978-05-01 CA CA302,314A patent/CA1074322A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AR214005A1 (es) | 1979-04-11 |
| PT67968A (en) | 1978-05-01 |
| DK152672B (da) | 1988-04-11 |
| DK188178A (da) | 1978-11-03 |
| CA1074322A (en) | 1980-03-25 |
| FI67541B (fi) | 1984-12-31 |
| LU79564A1 (fr) | 1979-11-07 |
| NL175412C (nl) | 1984-11-01 |
| NL175412B (nl) | 1984-06-01 |
| FI781329A7 (fi) | 1978-11-03 |
| PT67968B (en) | 1979-11-14 |
| CH631445A5 (en) | 1982-08-13 |
| YU91378A (en) | 1982-10-31 |
| IT1112681B (it) | 1986-01-20 |
| NL7804582A (nl) | 1978-11-06 |
| YU40330B (en) | 1985-12-31 |
| DK152672C (da) | 1988-08-22 |
| IT7822863A0 (it) | 1978-04-28 |
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