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EP0004050
European procedure
Extract from the Register of European Patents
EP About this file: EP0004050
| EP0004050 - Flame-protected expandable styrene polymers useful in foam preparation [Right-click to bookmark this link] | Status | Patent maintained as amended Status updated on 26.07.1986 Database last updated on 16.07.2024 | Most recent event Tooltip | 26.07.1986 | Patent maintained (B2 publication) | published on 10.09.1986 [1986/37] | Applicant(s) | For all designated states BASF Aktiengesellschaft Carl-Bosch-Strasse 38 67063 Ludwigshafen / DE | [N/P] | Inventor(s) | 01 /
Hahn, Klaus, Dr. Burggasse 2 D-6840 Lampertheim / DE | 02 /
Naarmann, Herbert, Dr. Haardtblick 15 D-6719 Wattenheim / DE | 03 /
Penzien, Klaus, Dr. Bensheimer Ring 18 D-6710 Frankenthal / DE | 04 /
Weber, Heinz, Dr. Am Wehrhaus 26 D-6718 Gruenstadt 1 / DE | [N/P] | Application number, filing date | 79100641.4 | 05.03.1979 | Priority number, date | DE19782809979 | 08.03.1978 Original published format: DE 2809979 | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0004050 | Date: | 19.09.1979 | Language: | DE | [N/P] | Type: | B1 Patent specification | No.: | EP0004050 | Date: | 25.11.1981 | Language: | DE | [1981/47] | Type: | B2 New European patent specification | No.: | EP0004050 | Date: | 10.09.1986 | Language: | DE | [1986/37] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 13.07.1979 | Classification | IPC: | C08J9/22, C08L25/04 | [1981/47] | CPC: |
C08J9/224 (EP,US);
C08J2325/04 (EP,US);
Y10S260/24 (EP,US);
Y10S521/907 (EP,US);
Y10T428/2998 (EP,US)
| Designated contracting states | BE, DE, FR, GB, IT, NL, SE | Title | German: | Flammgeschützte treibmittelhaltige Styrolpolymerisate und ihre Verwendung zur Herstellung von Schaumstoffen | English: | Flame-protected expandable styrene polymers useful in foam preparation | French: | Polymères de styrène expansibles protégés contre les flammes et leur utilisation dans la préparation de mousses | Examination procedure | 28.12.1979 | Examination requested [1980/07] | 03.11.1980 | Despatch of a communication from the examining division (Time limit: M02) | 20.11.1980 | Reply to a communication from the examining division | 21.04.1981 | Despatch of communication of intention to grant (Approval: ) | 01.06.1981 | Communication of intention to grant the patent | 08.07.1981 | Fee for grant paid | 08.07.1981 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
09.07.1982
30.07.1982
ADMISSIBLE Hüls Aktiengesellschaft Patentabteilung/PB 15 D-45764 Marl / DE | [1985/43] |
| Former [1982/37] | |||
| Opponent(s) | 01
09.07.1982
ADMISSIBLE Hüls Aktiengesellschaft Patentabteilung/PB 15 D-45764 Marl / DE | 09.05.1983 | Invitation to proprietor to file observations on the notice of opposition | 13.07.1983 | Reply of patent proprietor to notice(s) of opposition | 10.11.1983 | Despatch of a communication from the opposition division (Time limit: M04) | 07.03.1984 | Reply to a communication from the opposition division | 21.06.1985 | Despatch of interlocutory decision in opposition | 01.07.1985 | Legal effect of interlocutory decision in opposition | 20.02.1986 | Despatch of communication that the patent will be maintained as amended | 07.05.1986 | Fee for printing new specification paid | Fees paid | Renewal fee | 17.03.1981 | Renewal fee patent year 03 |
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| Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Documents cited: | Search | GB927872 [ ] (SHELL RES LTD); | GB1170960 [ ] (MONSANTO CHEMICALS [GB]); | US3576771 [ ] (HOWELL HILDA, et al); | DE1794347 [ ] (KALK CHEMISCHE FABRIK GMBH); | US3819547 [ ] (PILLAR W, et al); | DE2525697 [ ] (HUELS CHEMISCHE WERKE AG); | DE2545223 [ ] (BASF AG); | DE2655808 [ ] (BASF AG) |