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EP0335191
European procedure
Extract from the Register of European Patents
EP About this file: EP0335191
| EP0335191 - Blowing master batch for the preparation of polystyrene foams [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 24.03.1994 Database last updated on 26.06.2024 | Most recent event Tooltip | 24.03.1994 | No opposition filed within time limit | published on 11.05.1994 [1994/19] | Applicant(s) | For all designated states BASF Aktiengesellschaft Carl-Bosch-Strasse 38 67063 Ludwigshafen / DE | [N/P] |
| Former [1989/40] | For all designated states BASF Aktiengesellschaft Carl-Bosch-Strasse 38 D-67063 Ludwigshafen / DE | Inventor(s) | 01 /
Kress, Gerhard, Dr. Liebermannstrasse 7 D-6700 Ludwigshafen / DE | [1989/40] | Application number, filing date | 89104692.2 | 16.03.1989 | [1989/40] | Priority number, date | DE19883810342 | 26.03.1988 Original published format: DE 3810342 | [1989/40] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0335191 | Date: | 04.10.1989 | Language: | DE | [1989/40] | Type: | A3 Search report | No.: | EP0335191 | Date: | 14.03.1990 | Language: | DE | [1990/11] | Type: | B1 Patent specification | No.: | EP0335191 | Date: | 19.05.1993 | Language: | DE | [1993/20] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 23.01.1990 | Classification | IPC: | C08J9/16, C08J3/20, C08K5/09, C08K3/24, // C08L25/06 | [1989/40] | CPC: |
C08J9/0061 (EP,US);
C08J9/08 (EP,US);
C08J2201/024 (EP,US);
C08J2325/06 (EP,US);
C08J2425/00 (EP,US)
| Designated contracting states | AT, BE, CH, DE, ES, FR, GB, IT, LI, NL, SE [1989/40] | Title | German: | Treibmittel-Masterbatch für die Herstellung von Polystyrolschaumstoffen | [1989/40] | English: | Blowing master batch for the preparation of polystyrene foams | [1989/40] | French: | Mélange maître gonflant pour la fabrication de mousses de polystyrène | [1989/40] | Examination procedure | 09.02.1990 | Examination requested [1990/15] | 22.07.1991 | Despatch of a communication from the examining division (Time limit: M04) | 16.11.1991 | Reply to a communication from the examining division | 11.05.1992 | Despatch of communication of intention to grant (Approval: Yes) | 23.10.1992 | Communication of intention to grant the patent | 01.12.1992 | Fee for grant paid | 01.12.1992 | Fee for publishing/printing paid | Opposition(s) | 22.02.1994 | No opposition filed within time limit [1994/19] | Fees paid | Renewal fee | 02.01.1991 | Renewal fee patent year 03 | 19.03.1992 | Renewal fee patent year 04 | 17.03.1993 | Renewal fee patent year 05 |
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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 | [Y]JP62070429 ; | [Y]JP49107370 ; | [A]DE1504711 (PETROVICKI DR HERBERT, et al); | [A]WO8606328 (WRIGHT THOMAS C, et al) | [Y] - CHEMICAL ABSTRACTS, Band 107, 1987, Seite 63, Zusammenfassung Nr. 135564k, Columbus, Ohio, US; & JP-A-62 070 429 (DAINICHISEIKA COLOR AND CHEMICALS MfG. CO., LTD) 31-03-1987, & JP62070429 A 00000000 | [Y] - CHEMICAL ABSTRACTS, Band 82, Nr. 11, 2. Juni 1975, Seite 49, Zusammenfassung Nr. 141140a, Columbus, Ohio, US; & JP-A-49 107 370 (MITSUBISHI MONSANTO CHEMICAL CO.) 11-10-1974, & JP49107370 A 00000000 |