FR2459247A1 - Complexe de cis-ascorbate de platine (ii) amine - Google Patents
Complexe de cis-ascorbate de platine (ii) amine Download PDFInfo
- Publication number
- FR2459247A1 FR2459247A1 FR8013508A FR8013508A FR2459247A1 FR 2459247 A1 FR2459247 A1 FR 2459247A1 FR 8013508 A FR8013508 A FR 8013508A FR 8013508 A FR8013508 A FR 8013508A FR 2459247 A1 FR2459247 A1 FR 2459247A1
- Authority
- FR
- France
- Prior art keywords
- ascorbate
- compound according
- cis
- platinum
- hydrogen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000011668 ascorbic acid Substances 0.000 title claims abstract description 49
- 229940072107 ascorbate Drugs 0.000 title claims abstract description 47
- HRGDZIGMBDGFTC-UHFFFAOYSA-N platinum(2+) Chemical compound [Pt+2] HRGDZIGMBDGFTC-UHFFFAOYSA-N 0.000 title description 8
- 150000001875 compounds Chemical class 0.000 claims abstract description 30
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 20
- 150000001412 amines Chemical class 0.000 claims abstract description 11
- 239000003446 ligand Substances 0.000 claims abstract description 11
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 5
- 229910052739 hydrogen Inorganic materials 0.000 claims description 13
- 239000001257 hydrogen Substances 0.000 claims description 13
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 9
- 125000000217 alkyl group Chemical group 0.000 claims description 9
- SSJXIUAHEKJCMH-UHFFFAOYSA-N cyclohexane-1,2-diamine Chemical compound NC1CCCCC1N SSJXIUAHEKJCMH-UHFFFAOYSA-N 0.000 claims description 4
- 150000004985 diamines Chemical class 0.000 claims description 4
- 241000124008 Mammalia Species 0.000 claims description 3
- 201000011510 cancer Diseases 0.000 claims description 3
- 101100037762 Caenorhabditis elegans rnh-2 gene Proteins 0.000 claims description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 2
- 241001331845 Equus asinus x caballus Species 0.000 claims 1
- 239000004480 active ingredient Substances 0.000 claims 1
- 125000003282 alkyl amino group Chemical group 0.000 claims 1
- 229940079593 drug Drugs 0.000 claims 1
- 239000003814 drug Substances 0.000 claims 1
- 239000008194 pharmaceutical composition Substances 0.000 claims 1
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 abstract description 73
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 abstract description 48
- 235000010323 ascorbic acid Nutrition 0.000 abstract description 42
- 229910052697 platinum Inorganic materials 0.000 abstract description 17
- 229910001868 water Inorganic materials 0.000 abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 12
- 230000000259 anti-tumor effect Effects 0.000 abstract description 10
- 241001465754 Metazoa Species 0.000 abstract description 4
- 231100000053 low toxicity Toxicity 0.000 abstract description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 46
- 241000699670 Mus sp. Species 0.000 description 18
- 239000000243 solution Substances 0.000 description 16
- 206010028980 Neoplasm Diseases 0.000 description 15
- 230000000694 effects Effects 0.000 description 12
- 239000000203 mixture Substances 0.000 description 12
- -1 platinum (II) ascorbate complexes Chemical class 0.000 description 12
- 239000000047 product Substances 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 10
- 238000001914 filtration Methods 0.000 description 9
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 8
- 150000003839 salts Chemical class 0.000 description 8
- 230000004083 survival effect Effects 0.000 description 7
- 239000012736 aqueous medium Substances 0.000 description 6
- 210000004027 cell Anatomy 0.000 description 6
- 238000002329 infrared spectrum Methods 0.000 description 6
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 description 6
- 235000010378 sodium ascorbate Nutrition 0.000 description 6
- PPASLZSBLFJQEF-RKJRWTFHSA-M sodium ascorbate Substances [Na+].OC[C@@H](O)[C@H]1OC(=O)C(O)=C1[O-] PPASLZSBLFJQEF-RKJRWTFHSA-M 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 5
- 239000007864 aqueous solution Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 5
- 229960005055 sodium ascorbate Drugs 0.000 description 5
- 239000011780 sodium chloride Substances 0.000 description 5
- PPASLZSBLFJQEF-RXSVEWSESA-M sodium-L-ascorbate Chemical compound [Na+].OC[C@H](O)[C@H]1OC(=O)C(O)=C1[O-] PPASLZSBLFJQEF-RXSVEWSESA-M 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 206010003445 Ascites Diseases 0.000 description 4
- 241000699666 Mus <mouse, genus> Species 0.000 description 4
- 229910002651 NO3 Inorganic materials 0.000 description 4
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 125000004432 carbon atom Chemical group C* 0.000 description 4
- 229940012017 ethylenediamine Drugs 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- 231100000816 toxic dose Toxicity 0.000 description 4
- 150000000994 L-ascorbates Chemical class 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 125000004429 atom Chemical group 0.000 description 3
- 239000013641 positive control Substances 0.000 description 3
- 239000011541 reaction mixture Substances 0.000 description 3
- 230000035484 reaction time Effects 0.000 description 3
- 229910001961 silver nitrate Inorganic materials 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 241000894007 species Species 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- QUSNBJAOOMFDIB-UHFFFAOYSA-N Ethylamine Chemical compound CCN QUSNBJAOOMFDIB-UHFFFAOYSA-N 0.000 description 2
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 description 2
- 238000005481 NMR spectroscopy Methods 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 229960005070 ascorbic acid Drugs 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- XXBOARRUKJZXRP-UHFFFAOYSA-N ethane-1,2-diamine;platinum(2+) Chemical compound [Pt+2].NCCN XXBOARRUKJZXRP-UHFFFAOYSA-N 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000002054 inoculum Substances 0.000 description 2
- 239000002609 medium Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- WGYKZJWCGVVSQN-UHFFFAOYSA-N propylamine Chemical compound CCCN WGYKZJWCGVVSQN-UHFFFAOYSA-N 0.000 description 2
- 239000012429 reaction media Substances 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- FDMXADMEKAUMIV-NSCUHMNNSA-N (e)-prop-1-ene-1,2-diamine Chemical compound C\C(N)=C/N FDMXADMEKAUMIV-NSCUHMNNSA-N 0.000 description 1
- BMVXCPBXGZKUPN-UHFFFAOYSA-N 1-hexanamine Chemical compound CCCCCCN BMVXCPBXGZKUPN-UHFFFAOYSA-N 0.000 description 1
- 101710134784 Agnoprotein Proteins 0.000 description 1
- 241000272814 Anser sp. Species 0.000 description 1
- 101100017544 Bacillus subtilis (strain 168) hmp gene Proteins 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 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 1
- JVTAAEKCZFNVCJ-UHFFFAOYSA-M Lactate Chemical compound CC(O)C([O-])=O JVTAAEKCZFNVCJ-UHFFFAOYSA-M 0.000 description 1
- 208000028018 Lymphocytic leukaemia Diseases 0.000 description 1
- 239000004260 Potassium ascorbate Substances 0.000 description 1
- 206010039491 Sarcoma Diseases 0.000 description 1
- 208000006268 Sarcoma 180 Diseases 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- DSVGQVZAZSZEEX-UHFFFAOYSA-N [C].[Pt] Chemical compound [C].[Pt] DSVGQVZAZSZEEX-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000003973 alkyl amines Chemical class 0.000 description 1
- 238000010171 animal model Methods 0.000 description 1
- 150000001449 anionic compounds Chemical class 0.000 description 1
- 239000002246 antineoplastic agent Substances 0.000 description 1
- 125000003289 ascorbyl group Chemical group [H]O[C@@]([H])(C([H])([H])O*)[C@@]1([H])OC(=O)C(O*)=C1O* 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000002512 chemotherapy Methods 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- YMHQVDAATAEZLO-UHFFFAOYSA-N cyclohexane-1,1-diamine Chemical compound NC1(N)CCCCC1 YMHQVDAATAEZLO-UHFFFAOYSA-N 0.000 description 1
- ZYZCZCHRQQZTHI-UHFFFAOYSA-N cyclohexane-1,1-diamine;platinum Chemical compound [Pt].NC1(N)CCCCC1 ZYZCZCHRQQZTHI-UHFFFAOYSA-N 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000012470 diluted sample Substances 0.000 description 1
- 239000000539 dimer Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 125000003844 furanonyl group Chemical group 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011081 inoculation Methods 0.000 description 1
- 229910001412 inorganic anion Inorganic materials 0.000 description 1
- JJWLVOIRVHMVIS-UHFFFAOYSA-N isopropylamine Chemical compound CC(C)N JJWLVOIRVHMVIS-UHFFFAOYSA-N 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 208000003747 lymphoid leukemia Diseases 0.000 description 1
- 150000003956 methylamines Chemical class 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229930014626 natural product Natural products 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000000655 nuclear magnetic resonance spectrum Methods 0.000 description 1
- VLTRZXGMWDSKGL-UHFFFAOYSA-M perchlorate Inorganic materials [O-]Cl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-M 0.000 description 1
- 235000019275 potassium ascorbate Nutrition 0.000 description 1
- 229940017794 potassium ascorbate Drugs 0.000 description 1
- CONVKSGEGAVTMB-RXSVEWSESA-M potassium-L-ascorbate Chemical compound [K+].OC[C@H](O)[C@H]1OC(=O)C(O)=C1[O-] CONVKSGEGAVTMB-RXSVEWSESA-M 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- GGCZERPQGJTIQP-UHFFFAOYSA-N sodium;9,10-dioxoanthracene-2-sulfonic acid Chemical compound [Na+].C1=CC=C2C(=O)C3=CC(S(=O)(=O)O)=CC=C3C(=O)C2=C1 GGCZERPQGJTIQP-UHFFFAOYSA-N 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 150000003623 transition metal compounds Chemical class 0.000 description 1
- 210000004881 tumor cell Anatomy 0.000 description 1
- 238000002211 ultraviolet spectrum Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 210000004885 white matter Anatomy 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F15/00—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table
- C07F15/0006—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table compounds of the platinum group
- C07F15/0086—Platinum compounds
- C07F15/0093—Platinum compounds without a metal-carbon linkage
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Furan Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US5084379A | 1979-06-20 | 1979-06-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2459247A1 true FR2459247A1 (fr) | 1981-01-09 |
| FR2459247B1 FR2459247B1 (enrdf_load_stackoverflow) | 1984-01-20 |
Family
ID=21967817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8013508A Granted FR2459247A1 (fr) | 1979-06-20 | 1980-06-18 | Complexe de cis-ascorbate de platine (ii) amine |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5645468A (enrdf_load_stackoverflow) |
| AU (1) | AU534866B2 (enrdf_load_stackoverflow) |
| CA (1) | CA1154785A (enrdf_load_stackoverflow) |
| DE (1) | DE3022957A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2459247A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2055377B (enrdf_load_stackoverflow) |
| IT (1) | IT1149203B (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0059911A1 (de) * | 1981-03-09 | 1982-09-15 | BASF Aktiengesellschaft | Cis-Platin(II)-Komplexe mit Saccharid-Derivaten als Liganden |
| EP0264109A1 (en) * | 1986-10-15 | 1988-04-20 | Toray Industries, Inc. | Platinum complex, process for preparing same and antitumor agent |
| EP0186085A3 (en) * | 1984-12-17 | 1988-04-20 | American Cyanamid Company | Platinum complexes |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4598091A (en) * | 1983-02-18 | 1986-07-01 | Degussa Aktiengesellschaft | (1,2-diphenyl)-ethylenediamine)-platinum (II) complex compounds |
| DE3405611A1 (de) * | 1983-02-18 | 1984-08-23 | Degussa Ag, 6000 Frankfurt | (1,2-diphenyl-ethylendiamin)-platin(ii)-komplexverbindungen |
| US4661516A (en) * | 1983-06-20 | 1987-04-28 | Research Corporation | Diaminocyclohexane platinum complexes |
| US4758588A (en) * | 1983-06-20 | 1988-07-19 | Research Corporation Technologies | Diaminocyclohexane platinum complexes |
| DE3475782D1 (en) * | 1983-06-20 | 1989-02-02 | Research Corp | Diaminocyclohexane platinum complexes, process for preparing same and pharmaceutical compositions containing same |
-
1980
- 1980-06-12 CA CA000353898A patent/CA1154785A/en not_active Expired
- 1980-06-14 JP JP7963180A patent/JPS5645468A/ja active Pending
- 1980-06-18 IT IT49002/80A patent/IT1149203B/it active
- 1980-06-18 FR FR8013508A patent/FR2459247A1/fr active Granted
- 1980-06-18 AU AU59367/80A patent/AU534866B2/en not_active Ceased
- 1980-06-18 GB GB8019974A patent/GB2055377B/en not_active Expired
- 1980-06-19 DE DE19803022957 patent/DE3022957A1/de active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0059911A1 (de) * | 1981-03-09 | 1982-09-15 | BASF Aktiengesellschaft | Cis-Platin(II)-Komplexe mit Saccharid-Derivaten als Liganden |
| EP0186085A3 (en) * | 1984-12-17 | 1988-04-20 | American Cyanamid Company | Platinum complexes |
| EP0264109A1 (en) * | 1986-10-15 | 1988-04-20 | Toray Industries, Inc. | Platinum complex, process for preparing same and antitumor agent |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2459247B1 (enrdf_load_stackoverflow) | 1984-01-20 |
| DE3022957C2 (enrdf_load_stackoverflow) | 1991-03-21 |
| CA1154785A (en) | 1983-10-04 |
| IT1149203B (it) | 1986-12-03 |
| AU534866B2 (en) | 1984-02-16 |
| IT8049002A0 (it) | 1980-06-18 |
| JPS5645468A (en) | 1981-04-25 |
| GB2055377B (en) | 1983-07-06 |
| DE3022957A1 (de) | 1981-01-22 |
| AU5936780A (en) | 1981-01-08 |
| GB2055377A (en) | 1981-03-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| ST | Notification of lapse |