CS204989B2 - Method of producing cephalosporin antibiotics - Google Patents
Method of producing cephalosporin antibiotics Download PDFInfo
- Publication number
- CS204989B2 CS204989B2 CS745783A CS591678A CS204989B2 CS 204989 B2 CS204989 B2 CS 204989B2 CS 745783 A CS745783 A CS 745783A CS 591678 A CS591678 A CS 591678A CS 204989 B2 CS204989 B2 CS 204989B2
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- Czechoslovakia
- Prior art keywords
- isomer
- compound
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- hydrogen
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- 238000000034 method Methods 0.000 title claims description 28
- 229940124587 cephalosporin Drugs 0.000 title claims description 19
- 229930186147 Cephalosporin Natural products 0.000 title claims description 18
- 239000003242 anti bacterial agent Substances 0.000 title claims description 13
- 229940088710 antibiotic agent Drugs 0.000 title claims description 13
- 150000001780 cephalosporins Chemical class 0.000 title claims description 13
- 150000001875 compounds Chemical class 0.000 claims description 63
- -1 3-cephem compound Chemical class 0.000 claims description 35
- 150000003839 salts Chemical class 0.000 claims description 22
- 239000000203 mixture Substances 0.000 claims description 19
- 239000001257 hydrogen Substances 0.000 claims description 15
- 229910052739 hydrogen Inorganic materials 0.000 claims description 15
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 12
- 230000003115 biocidal effect Effects 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 claims description 9
- 125000002941 2-furyl group Chemical group O1C([*])=C([H])C([H])=C1[H] 0.000 claims description 8
- 150000002148 esters Chemical class 0.000 claims description 8
- 125000004432 carbon atom Chemical group C* 0.000 claims description 7
- 238000002360 preparation method Methods 0.000 claims description 7
- 239000007858 starting material Substances 0.000 claims description 7
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 6
- UTQNKKSJPHTPBS-UHFFFAOYSA-N 2,2,2-trichloroethanone Chemical group ClC(Cl)(Cl)[C]=O UTQNKKSJPHTPBS-UHFFFAOYSA-N 0.000 claims description 5
- 125000005982 diphenylmethyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])(*)C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 claims description 5
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 5
- 230000002252 carbamoylating effect Effects 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 4
- LMBFAGIMSUYTBN-MPZNNTNKSA-N teixobactin Chemical compound C([C@H](C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H](CCC(N)=O)C(=O)N[C@H]([C@@H](C)CC)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H]1C(N[C@@H](C)C(=O)N[C@@H](C[C@@H]2NC(=N)NC2)C(=O)N[C@H](C(=O)O[C@H]1C)[C@@H](C)CC)=O)NC)C1=CC=CC=C1 LMBFAGIMSUYTBN-MPZNNTNKSA-N 0.000 claims description 4
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 3
- 125000002252 acyl group Chemical group 0.000 claims description 3
- 125000000217 alkyl group Chemical group 0.000 claims description 3
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 3
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 claims description 3
- 125000002541 furyl group Chemical group 0.000 claims description 3
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 3
- 239000012948 isocyanate Substances 0.000 claims description 3
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- 229910052717 sulfur Inorganic materials 0.000 claims description 3
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- 238000000926 separation method Methods 0.000 claims description 2
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- SXBDXXFTJVHSAF-ZCFIWIBFSA-N (6r)-5-thia-1-azabicyclo[4.2.0]oct-3-en-8-one Chemical compound S1C=CCN2C(=O)C[C@H]21 SXBDXXFTJVHSAF-ZCFIWIBFSA-N 0.000 claims 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims 1
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- 239000011593 sulfur Substances 0.000 claims 1
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- 239000000047 product Substances 0.000 description 19
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- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 12
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- 238000002329 infrared spectrum Methods 0.000 description 10
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- VYPDUQYOLCLEGS-UHFFFAOYSA-M sodium;2-ethylhexanoate Chemical compound [Na+].CCCCC(CC)C([O-])=O VYPDUQYOLCLEGS-UHFFFAOYSA-M 0.000 description 4
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- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
- 125000002668 chloroacetyl group Chemical group ClCC(=O)* 0.000 description 1
- WRJWRGBVPUUDLA-UHFFFAOYSA-N chlorosulfonyl isocyanate Chemical compound ClS(=O)(=O)N=C=O WRJWRGBVPUUDLA-UHFFFAOYSA-N 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000012059 conventional drug carrier Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- XLJMAIOERFSOGZ-UHFFFAOYSA-M cyanate Chemical compound [O-]C#N XLJMAIOERFSOGZ-UHFFFAOYSA-M 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- QKIUAMUSENSFQQ-UHFFFAOYSA-N dimethylazanide Chemical compound C[N-]C QKIUAMUSENSFQQ-UHFFFAOYSA-N 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 125000006575 electron-withdrawing group Chemical group 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000012374 esterification agent Substances 0.000 description 1
- NBEMQPLNBYYUAZ-UHFFFAOYSA-N ethyl acetate;propan-2-one Chemical compound CC(C)=O.CCOC(C)=O NBEMQPLNBYYUAZ-UHFFFAOYSA-N 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 159000000011 group IA salts Chemical class 0.000 description 1
- 229940047650 haemophilus influenzae Drugs 0.000 description 1
- 125000004993 haloalkoxycarbonyl group Chemical group 0.000 description 1
- 238000004128 high performance liquid chromatography Methods 0.000 description 1
- 230000002779 inactivation Effects 0.000 description 1
- 150000007529 inorganic bases Chemical class 0.000 description 1
- 239000002198 insoluble material Substances 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-M iodide Chemical compound [I-] XMBWDFGMSWQBCA-UHFFFAOYSA-M 0.000 description 1
- 229940006461 iodide ion Drugs 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- QSNBIXOLKHEACL-UHFFFAOYSA-N n,n-dimethylacetamide;propan-2-one Chemical compound CC(C)=O.CN(C)C(C)=O QSNBIXOLKHEACL-UHFFFAOYSA-N 0.000 description 1
- HSZCJVZRHXPCIA-UHFFFAOYSA-N n-benzyl-n-ethylaniline Chemical compound C=1C=CC=CC=1N(CC)CC1=CC=CC=C1 HSZCJVZRHXPCIA-UHFFFAOYSA-N 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000007911 parenteral administration Methods 0.000 description 1
- 239000000312 peanut oil Substances 0.000 description 1
- 229940049954 penicillin Drugs 0.000 description 1
- 150000004965 peroxy acids Chemical class 0.000 description 1
- 239000000546 pharmaceutical excipient Substances 0.000 description 1
- 235000011007 phosphoric acid Nutrition 0.000 description 1
- 239000002798 polar solvent Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920005990 polystyrene resin Polymers 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- ZUFQCVZBBNZMKD-UHFFFAOYSA-M potassium 2-ethylhexanoate Chemical compound [K+].CCCCC(CC)C([O-])=O ZUFQCVZBBNZMKD-UHFFFAOYSA-M 0.000 description 1
- 230000003389 potentiating effect Effects 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- MFDFERRIHVXMIY-UHFFFAOYSA-N procaine Chemical compound CCN(CC)CCOC(=O)C1=CC=C(N)C=C1 MFDFERRIHVXMIY-UHFFFAOYSA-N 0.000 description 1
- 229960004919 procaine Drugs 0.000 description 1
- 229940036310 program Drugs 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- SCPYDCQAZCOKTP-UHFFFAOYSA-N silanol Chemical compound [SiH3]O SCPYDCQAZCOKTP-UHFFFAOYSA-N 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- URDOHUPGIOGTKV-WUCQATPYSA-M sodium (6R)-3-(carbamoyloxymethyl)-7-[[2-(furan-2-yl)-2-methoxyiminoacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate Chemical compound C(N)(=O)OCC=1CS[C@H]2N(C=1C(=O)[O-])C(C2NC(C(=NOC)C=1OC=CC=1)=O)=O.[Na+] URDOHUPGIOGTKV-WUCQATPYSA-M 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- URDOHUPGIOGTKV-BWTUWSSMSA-M sodium;(6r,7r)-3-(carbamoyloxymethyl)-7-[[2-(furan-2-yl)-2-methoxyiminoacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate Chemical compound [Na+].N([C@@H]1C(N2C(=C(COC(N)=O)CS[C@@H]21)C([O-])=O)=O)C(=O)C(=NOC)C1=CC=CO1 URDOHUPGIOGTKV-BWTUWSSMSA-M 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000012258 stirred mixture Substances 0.000 description 1
- AAMCVENDCXWDPJ-UHFFFAOYSA-N sulfanyl acetate Chemical class CC(=O)OS AAMCVENDCXWDPJ-UHFFFAOYSA-N 0.000 description 1
- 239000000375 suspending agent Substances 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 125000005931 tert-butyloxycarbonyl group Chemical group [H]C([H])([H])C(OC(*)=O)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- NYBWUHOMYZZKOR-UHFFFAOYSA-N tes-adt Chemical class C1=C2C(C#C[Si](CC)(CC)CC)=C(C=C3C(SC=C3)=C3)C3=C(C#C[Si](CC)(CC)CC)C2=CC2=C1SC=C2 NYBWUHOMYZZKOR-UHFFFAOYSA-N 0.000 description 1
- 235000019364 tetracycline Nutrition 0.000 description 1
- 150000003522 tetracyclines Chemical class 0.000 description 1
- 229940040944 tetracyclines Drugs 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 125000005270 trialkylamine group Chemical group 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000008215 water for injection Substances 0.000 description 1
- 150000003952 β-lactams Chemical class 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D501/14—Compounds having a nitrogen atom directly attached in position 7
- C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
- C07D501/20—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
- C07D501/24—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with hydrocarbon radicals, substituted by hetero atoms or hetero rings, attached in position 3
- C07D501/26—Methylene radicals, substituted by oxygen atoms; Lactones thereof with the 2-carboxyl group
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/04—Antibacterial agents
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Communicable Diseases (AREA)
- Pharmacology & Pharmacy (AREA)
- Oncology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Cephalosporin Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3964573A GB1453049A (en) | 1973-08-21 | 1973-08-21 | Cephalosporing antibiotics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS204989B2 true CS204989B2 (en) | 1981-04-30 |
Family
ID=10410683
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS745783A CS204988B2 (en) | 1973-08-21 | 1974-08-20 | Process for preparing cephalosporine antibiotics |
| CS745783A CS204989B2 (en) | 1973-08-21 | 1974-08-20 | Method of producing cephalosporin antibiotics |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS745783A CS204988B2 (en) | 1973-08-21 | 1974-08-20 | Process for preparing cephalosporine antibiotics |
Country Status (32)
| Country | Link |
|---|---|
| JP (2) | JPS562077B2 (en, 2012) |
| AR (2) | AR212076A1 (en, 2012) |
| AT (1) | AT340042B (en, 2012) |
| AU (1) | AU473550B2 (en, 2012) |
| BE (1) | BE819004R (en, 2012) |
| BG (2) | BG25801A3 (en, 2012) |
| CA (1) | CA1057283A (en, 2012) |
| CH (2) | CH613975A5 (en, 2012) |
| CS (2) | CS204988B2 (en, 2012) |
| CY (1) | CY945A (en, 2012) |
| DD (1) | DD114417A5 (en, 2012) |
| DE (2) | DE2439880C3 (en, 2012) |
| DK (1) | DK147683C (en, 2012) |
| ES (2) | ES429388A1 (en, 2012) |
| FI (1) | FI65623C (en, 2012) |
| FR (1) | FR2241318B2 (en, 2012) |
| GB (1) | GB1453049A (en, 2012) |
| GT (1) | GT198302370A (en, 2012) |
| HK (1) | HK17378A (en, 2012) |
| HU (1) | HU170000B (en, 2012) |
| IE (1) | IE39764B1 (en, 2012) |
| IL (1) | IL45505A (en, 2012) |
| KE (1) | KE2816A (en, 2012) |
| LU (2) | LU88269I2 (en, 2012) |
| MY (1) | MY7800188A (en, 2012) |
| NL (1) | NL154741B (en, 2012) |
| NO (1) | NO152751C (en, 2012) |
| PL (2) | PL98962B1 (en, 2012) |
| RO (2) | RO64129A (en, 2012) |
| SU (1) | SU633483A3 (en, 2012) |
| YU (2) | YU36737B (en, 2012) |
| ZA (1) | ZA745331B (en, 2012) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1555471A (en) * | 1975-06-19 | 1979-11-14 | Glaxo Lab Ltd | 7 carbamoylalkoxyimino acetamido 3 em 4 carboxylic acidsand derivatives thereof |
| CA1093549A (en) * | 1976-02-16 | 1981-01-13 | Michael Gregson | Cephalosporin antibiotics |
| FR2345153A1 (fr) * | 1976-03-25 | 1977-10-21 | Roussel Uclaf | Nouvelles alcoyloximes derivees de l'acide 7-amino thiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments |
| GB1576625A (en) * | 1976-04-12 | 1980-10-08 | Fujisawa Pharmaceutical Co | Syn isomer 3,7 disubstituted 3 cephem 4 carboxylic acid compounds and processes for the preparation thereof |
| FI771866A7 (en, 2012) * | 1976-06-28 | 1977-12-29 | Fujisawa Pharmaceutical Co | |
| GB1598568A (en) * | 1977-04-19 | 1981-09-23 | Glaxo Lab Ltd | Esters of(6r,7r)-3-carbamoyloxymethyl-7-((z)-2-(fur-2-yl)-2-methoxyiminoacetamido)-ceph-3-em-4-carboxylic acid |
| IT1162442B (it) * | 1978-01-17 | 1987-04-01 | Glaxo Group Ltd | Procedimento per preparare il sale sodico di cefurossima in forma cristallina |
| DE2804040C3 (de) * | 1978-01-31 | 1981-03-19 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von Cephemverbindungen |
| US4341777A (en) * | 1979-09-10 | 1982-07-27 | Glaxo Group Limited | Cephalosporin antibiotic |
| IT1190734B (it) * | 1982-03-11 | 1988-02-24 | Opos Biochimica Srl | Procedimento per la preparazione di cefuroxima e intermedi impiegati in tale procedimento |
| GB8320520D0 (en) * | 1983-07-29 | 1983-09-01 | Glaxo Group Ltd | Chemical process |
| GB8400024D0 (en) * | 1984-01-03 | 1984-02-08 | Glaxo Group Ltd | Cephalosporin antibiotics |
| GB8810394D0 (en) * | 1988-05-03 | 1988-06-08 | Glaxo Group Ltd | Chemical process |
| WO2000053609A1 (en) * | 1999-03-09 | 2000-09-14 | Ranbaxy Laboratories Limited | Process for the preparation of cefuroxime |
| MXPA05005398A (es) * | 2002-11-22 | 2006-03-09 | Univ Johns Hopkins | Meta para terapia de deterioro cognitivo. |
| WO2004050663A2 (en) * | 2002-12-05 | 2004-06-17 | Orchid Chemicals & Pharmaceuticals Ltd | An improved process for the preparation of cefuroxime sodium |
| JP2008275173A (ja) * | 2008-08-04 | 2008-11-13 | Toshiba Corp | 分岐配管 |
| WO2013024373A1 (en) | 2011-08-12 | 2013-02-21 | Dhanuka Laboratories Ltd. | Pharmaceutical composition comprising cefuroxime |
| WO2013038323A1 (en) | 2011-09-13 | 2013-03-21 | Unimark Remedies Ltd. | Taste masked pharmaceutical compositions of cefuroxime axetil |
| KR101497420B1 (ko) | 2013-07-05 | 2015-03-03 | 삼성중공업 주식회사 | 증발가스 저감용 액화천연가스 수송장치 |
| CN105884799A (zh) * | 2015-09-23 | 2016-08-24 | 石药集团中诺药业（石家庄）有限公司 | 一种新的头孢呋辛钠化合物 |
-
1973
- 1973-08-21 GB GB3964573A patent/GB1453049A/en not_active Expired
-
1974
- 1974-08-13 CY CY945A patent/CY945A/xx unknown
- 1974-08-19 RO RO7479828A patent/RO64129A/ro unknown
- 1974-08-19 RO RO7486148A patent/RO69607A/ro unknown
- 1974-08-20 AT AT676374A patent/AT340042B/de not_active IP Right Cessation
- 1974-08-20 BE BE147745A patent/BE819004R/xx active
- 1974-08-20 ES ES429388A patent/ES429388A1/es not_active Expired
- 1974-08-20 PL PL1974173581A patent/PL98962B1/pl unknown
- 1974-08-20 DE DE2439880A patent/DE2439880C3/de not_active Expired
- 1974-08-20 IL IL45505A patent/IL45505A/xx unknown
- 1974-08-20 BG BG027524A patent/BG25801A3/xx unknown
- 1974-08-20 AU AU72531/74A patent/AU473550B2/en not_active Expired
- 1974-08-20 ZA ZA00745331A patent/ZA745331B/xx unknown
- 1974-08-20 NL NL747411095A patent/NL154741B/xx not_active IP Right Cessation
- 1974-08-20 BG BG031288A patent/BG23903A3/xx unknown
- 1974-08-20 CH CH1135374A patent/CH613975A5/xx not_active IP Right Cessation
- 1974-08-20 YU YU2283/74A patent/YU36737B/xx unknown
- 1974-08-20 CA CA207,441A patent/CA1057283A/en not_active Expired
- 1974-08-20 AR AR255247A patent/AR212076A1/es active
- 1974-08-20 FI FI2456/74A patent/FI65623C/fi active
- 1974-08-20 IE IE1735/74A patent/IE39764B1/xx unknown
- 1974-08-20 LU LU88269C patent/LU88269I2/xx unknown
- 1974-08-20 DD DD180622A patent/DD114417A5/xx unknown
- 1974-08-20 LU LU70765A patent/LU70765A1/xx active Protection Beyond IP Right Term
- 1974-08-20 JP JP9545674A patent/JPS562077B2/ja not_active Expired
- 1974-08-20 DK DK443274A patent/DK147683C/da active
- 1974-08-20 CS CS745783A patent/CS204988B2/cs unknown
- 1974-08-20 PL PL1974196434A patent/PL115805B1/pl unknown
- 1974-08-20 NO NO742986A patent/NO152751C/no unknown
- 1974-08-20 DE DE19742462376 patent/DE2462376A1/de active Pending
- 1974-08-20 CS CS745783A patent/CS204989B2/cs unknown
- 1974-08-21 FR FR7428750A patent/FR2241318B2/fr not_active Expired
- 1974-08-21 HU HUGA1166A patent/HU170000B/hu unknown
-
1975
- 1975-04-30 ES ES437269A patent/ES437269A1/es not_active Expired
- 1975-05-13 AR AR258764A patent/AR212156A1/es active
-
1976
- 1976-04-08 SU SU762343055A patent/SU633483A3/ru active
-
1978
- 1978-02-06 KE KE2816A patent/KE2816A/xx unknown
- 1978-03-30 HK HK173/78A patent/HK17378A/xx unknown
- 1978-09-28 CH CH1013378A patent/CH615931A5/de not_active IP Right Cessation
- 1978-12-31 MY MY1978188A patent/MY7800188A/xx unknown
-
1980
- 1980-05-28 JP JP7210780A patent/JPS5649388A/ja active Pending
-
1981
- 1981-02-05 YU YU307/81A patent/YU41231B/xx unknown
-
1983
- 1983-05-30 GT GT198302370A patent/GT198302370A/es unknown
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