CS191337B2 - Method of producing piperazine and piperidine derivatives - Google Patents
Method of producing piperazine and piperidine derivativesInfo
- Publication number
- CS191337B2 CS191337B2 CS771972A CS197277A CS191337B2 CS 191337 B2 CS191337 B2 CS 191337B2 CS 771972 A CS771972 A CS 771972A CS 197277 A CS197277 A CS 197277A CS 191337 B2 CS191337 B2 CS 191337B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- piperidine derivatives
- producing piperazine
- piperazine
- producing
- piperidine
- Prior art date
Links
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
- C07D213/24—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 substituted hydrocarbon radicals attached to ring carbon atoms
- C07D213/28—Radicals substituted by singly-bound oxygen or sulphur atoms
- C07D213/30—Oxygen atoms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P37/00—Drugs for immunological or allergic disorders
- A61P37/08—Antiallergic agents
-
- 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
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
- C07C45/46—Friedel-Crafts reactions
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/76—Ketones containing a keto group bound to a six-membered aromatic ring
- C07C49/80—Ketones containing a keto group bound to a six-membered aromatic ring containing halogen
- C07C49/813—Ketones containing a keto group bound to a six-membered aromatic ring containing halogen polycyclic
-
- 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
- C07D211/46—Oxygen atoms attached in position 4 having a hydrogen atom as the second substituent in position 4
-
- 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
- C07D213/24—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 substituted hydrocarbon radicals attached to ring carbon atoms
- C07D213/26—Radicals substituted by halogen atoms or nitro radicals
-
- 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
- C07D213/24—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 substituted hydrocarbon radicals attached to ring carbon atoms
- C07D213/44—Radicals substituted by doubly-bound oxygen, sulfur, or nitrogen atoms, or by two such atoms singly-bound to the same carbon atom
- C07D213/46—Oxygen atoms
- C07D213/50—Ketonic radicals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
- C07D235/06—Benzimidazoles; Hydrogenated benzimidazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached in position 2
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
- C07D235/06—Benzimidazoles; Hydrogenated benzimidazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached in position 2
- C07D235/08—Radicals containing only hydrogen and carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
- C07D235/18—Benzimidazoles; Hydrogenated benzimidazoles with aryl radicals directly attached in position 2
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
- C07D235/24—Benzimidazoles; Hydrogenated benzimidazoles 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 in position 2
- C07D235/26—Oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
- C07D235/24—Benzimidazoles; Hydrogenated benzimidazoles 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 in position 2
- C07D235/28—Sulfur atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
- C07D295/04—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms
- C07D295/06—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms substituted by halogen atoms or nitro radicals
- C07D295/073—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms substituted by halogen atoms or nitro radicals with the ring nitrogen atoms and the substituents separated by carbocyclic rings or by carbon chains interrupted by carbocyclic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
- C07D295/04—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms
- C07D295/12—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms substituted by singly or doubly bound nitrogen atoms
- C07D295/125—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms substituted by singly or doubly bound nitrogen atoms with the ring nitrogen atoms and the substituent nitrogen atoms attached to the same carbon chain, which is not interrupted by carbocyclic rings
- C07D295/13—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms substituted by singly or doubly bound nitrogen atoms with the ring nitrogen atoms and the substituent nitrogen atoms attached to the same carbon chain, which is not interrupted by carbocyclic rings to an acyclic saturated chain
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Veterinary Medicine (AREA)
- Pulmonology (AREA)
- Immunology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Hydrogenated Pyridines (AREA)
- Plural Heterocyclic Compounds (AREA)
- Thiazole And Isothizaole Compounds (AREA)
- Pyridine Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US67291976A | 1976-04-02 | 1976-04-02 | |
US75306276A | 1976-12-21 | 1976-12-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
CS191337B2 true CS191337B2 (en) | 1979-06-29 |
Family
ID=27100846
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CS771972A CS191337B2 (en) | 1976-04-02 | 1977-03-24 | Method of producing piperazine and piperidine derivatives |
Country Status (31)
Country | Link |
---|---|
JP (1) | JPS52122380A (en) |
AT (1) | AT357541B (en) |
AU (1) | AU515173B2 (en) |
BG (1) | BG36044A3 (en) |
CA (1) | CA1097646A (en) |
CH (1) | CH634317A5 (en) |
CS (1) | CS191337B2 (en) |
CY (1) | CY1210A (en) |
DE (1) | DE2714437A1 (en) |
DK (1) | DK153477C (en) |
EG (1) | EG12722A (en) |
ES (1) | ES456690A1 (en) |
FI (1) | FI66178C (en) |
FR (1) | FR2346350A1 (en) |
GB (1) | GB1579365A (en) |
GR (1) | GR62465B (en) |
HU (1) | HU179491B (en) |
IE (1) | IE44942B1 (en) |
IL (1) | IL51797A (en) |
IT (1) | IT1086841B (en) |
KE (1) | KE3338A (en) |
LU (1) | LU77052A1 (en) |
MY (1) | MY8400208A (en) |
NL (1) | NL190522C (en) |
NO (1) | NO146774C (en) |
NZ (1) | NZ183506A (en) |
PH (1) | PH12951A (en) |
PT (1) | PT66384B (en) |
SE (1) | SE431333B (en) |
SU (1) | SU683621A3 (en) |
YU (1) | YU39992B (en) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4181802A (en) * | 1978-05-11 | 1980-01-01 | Janssen Pharmaceutica N.V. | 1-(Heterocyclylalkyl)-1,3-dihydro-2-H-benzimidazole-2-ones |
US4254127A (en) * | 1980-04-03 | 1981-03-03 | Janssen Pharmaceutica, N.V. | 1,3-Dihydro-1-[(1-piperidinyl)alkyl]-2H-benzimidazol-2-one derivatives |
JPS57106663A (en) * | 1980-12-23 | 1982-07-02 | Kyorin Pharmaceut Co Ltd | 1,4-disubstituted piperazine derivative and its preparation |
ES8308553A1 (en) * | 1982-06-17 | 1983-09-01 | Ferrer Int | Piperazine derivatives, a process for preparing them and pharmaceutical compositions. |
DE3442757A1 (en) * | 1984-11-23 | 1986-05-28 | Wella Ag, 6100 Darmstadt | USE OF 2-NITROANILINE DERIVATIVES IN HAIR COLORING AGENTS AND NEW 2-NITROANILINE DERIVATIVES |
JPS625956A (en) * | 1985-07-02 | 1987-01-12 | Terumo Corp | Vinyl derivative and 5-lipoxygenase action inhibitor containing same |
FR2635524B1 (en) * | 1988-08-19 | 1992-04-24 | Adir | NOVEL BENZOPYRROLIDINONE DERIVATIVES, THEIR PREPARATION PROCESS AND THE PHARMACEUTICAL COMPOSITIONS CONTAINING THEM |
US5169855A (en) * | 1990-03-28 | 1992-12-08 | Du Pont Merck Pharmaceutical Company | Piperidine ether derivatives as psychotropic drugs or plant fungicides |
IT1251144B (en) * | 1991-07-30 | 1995-05-04 | Boehringer Ingelheim Italia | BENZIMIDAZOLONE DERIVATIVES |
ATE168004T1 (en) * | 1992-03-23 | 1998-07-15 | Janssen Pharmaceutica Nv | ITCH RELIEF |
EP0600318B1 (en) * | 1992-11-29 | 1998-04-08 | Clariant GmbH | Asymmetric, halogenated benzophenones and process for their preparation |
US5883094A (en) * | 1995-04-24 | 1999-03-16 | Pfizer Inc. | Benzimidazolone derivatives with central dopaminergic activity |
US5889010A (en) * | 1995-05-18 | 1999-03-30 | Pfizer Inc. | Benzimidazole derivatives having dopaminergic activity |
IT1292409B1 (en) * | 1997-06-24 | 1999-02-08 | Bidachem Spa | PROCEDURE FOR THE PREPARATION OF OXATOMIDE |
GB0009479D0 (en) * | 2000-04-17 | 2000-06-07 | Cipla Limited | Antihistaminic compounds |
JP5062938B2 (en) * | 2000-09-19 | 2012-10-31 | ベーリンガー インゲルハイム ファルマ ゲゼルシャフト ミット ベシュレンクテル ハフツング ウント コンパニー コマンディトゲゼルシャフト | Novel N, N'-disubstituted benzimidazolone derivatives having affinity for serotonin receptors and dopamine receptors |
EP1364945A4 (en) * | 2001-01-30 | 2005-08-31 | Sumitomo Pharma | Benzimidazolidinone derivatives |
EP1618105A1 (en) * | 2003-05-01 | 2006-01-25 | Vernalis Research Limited | Azetidinecarboxamide derivatives and their use in the treatment of cb1 receptor mediated disorders |
MY150958A (en) * | 2005-06-16 | 2014-03-31 | Astrazeneca Ab | Compounds for the treatment of multi-drug resistant bacterial infections |
EP2024364A1 (en) * | 2006-05-26 | 2009-02-18 | Neuromed Pharmaceuticals, Ltd. | Heterocyclic compounds as calcium channel blockers |
WO2010128516A2 (en) * | 2009-05-04 | 2010-11-11 | Symed Labs Limited | Process for the preparation of flibanserin involving novel intermediates |
CN104926734B (en) * | 2015-07-07 | 2017-04-05 | 苏州立新制药有限公司 | The preparation method of flibanserin |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2882271A (en) * | 1959-04-14 | Xcixcxh | ||
US3362956A (en) * | 1965-08-19 | 1968-01-09 | Sterling Drug Inc | 1-[(heterocyclyl)-lower-alkyl]-4-substituted-piperazines |
US3369022A (en) * | 1966-11-07 | 1968-02-13 | Robins Co Inc A H | 3-piperazinoalkyl-2-benzoxazolinones |
JPS5070389A (en) * | 1973-10-30 | 1975-06-11 |
-
1977
- 1977-03-02 YU YU566/77A patent/YU39992B/en unknown
- 1977-03-04 NZ NZ183506A patent/NZ183506A/en unknown
- 1977-03-09 ES ES456690A patent/ES456690A1/en not_active Expired
- 1977-03-10 FR FR7707106A patent/FR2346350A1/en active Granted
- 1977-03-14 BG BG035664A patent/BG36044A3/en unknown
- 1977-03-14 GR GR52987A patent/GR62465B/en unknown
- 1977-03-18 CA CA274,240A patent/CA1097646A/en not_active Expired
- 1977-03-24 CS CS771972A patent/CS191337B2/en unknown
- 1977-03-25 CY CY1210A patent/CY1210A/en unknown
- 1977-03-25 GB GB12754/77A patent/GB1579365A/en not_active Expired
- 1977-03-30 EG EG180/77A patent/EG12722A/en active
- 1977-03-31 AU AU23824/77A patent/AU515173B2/en not_active Expired
- 1977-03-31 IL IL51797A patent/IL51797A/en unknown
- 1977-03-31 JP JP3556077A patent/JPS52122380A/en active Granted
- 1977-03-31 DE DE19772714437 patent/DE2714437A1/en active Granted
- 1977-03-31 LU LU77052A patent/LU77052A1/xx unknown
- 1977-03-31 IT IT48768/77A patent/IT1086841B/en active
- 1977-04-01 SU SU772468056A patent/SU683621A3/en active
- 1977-04-01 HU HU77JA782A patent/HU179491B/en unknown
- 1977-04-01 PT PT66384A patent/PT66384B/en unknown
- 1977-04-01 SE SE7703842A patent/SE431333B/en not_active IP Right Cessation
- 1977-04-01 CH CH415477A patent/CH634317A5/en not_active IP Right Cessation
- 1977-04-01 FI FI771020A patent/FI66178C/en not_active IP Right Cessation
- 1977-04-01 NL NLAANVRAGE7703564,A patent/NL190522C/en not_active IP Right Cessation
- 1977-04-01 IE IE699/77A patent/IE44942B1/en not_active IP Right Cessation
- 1977-04-01 NO NO771168A patent/NO146774C/en unknown
- 1977-04-01 DK DK145977A patent/DK153477C/en not_active IP Right Cessation
- 1977-04-01 PH PH19620A patent/PH12951A/en unknown
- 1977-04-01 AT AT230477A patent/AT357541B/en not_active IP Right Cessation
-
1983
- 1983-10-24 KE KE3338A patent/KE3338A/en unknown
-
1984
- 1984-12-30 MY MY208/84A patent/MY8400208A/en unknown
Also Published As
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