EP0009161 - Polyalkylpiperidine-formaldehyde polymers, process for their preparation and their use [Right-click to bookmark this link] | |||
Former [1980/07] | Polyalkylpiperidine-formaldehyde polymers, process for their preparation, their use, process for stabilizing polymers and polymers thus stabilized | ||
[1982/20] | Status | No opposition filed within time limit Status updated on 14.09.2016 Database last updated on 26.06.2024 | Most recent event Tooltip | 14.09.2016 | No opposition filed within time limit | Applicant(s) | For all designated states HOECHST AKTIENGESELLSCHAFT 65926 Frankfurt am Main / DE | [N/P] |
Former [1982/20] | For all designated states HOECHST AKTIENGESELLSCHAFT D-65926 Frankfurt am Main / DE | ||
Former [1980/07] | For all designated states HOECHST AKTIENGESELLSCHAFT Postfach 80 03 20 D-65926 Frankfurt / DE | Inventor(s) | 01 /
Wiezer, Hartmut, Dr. Hans-Fischer-Strasse 6 D-8906 Gersthofen / DE | 02 /
Korbanka, Helmut, Dr. Birkenstrasse 24 D-8901 Adelsried / DE | 03 /
Pfahler, Gerhard, Dr. Karlsbader Strasse 27 D-8900 Augsburg / DE | [1980/07] | Application number, filing date | 79103258.4 | 04.09.1979 | [1980/07] | Priority number, date | DE19782839711 | 13.09.1978 Original published format: DE 2839711 | [1980/07] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0009161 | Date: | 02.04.1980 | Language: | DE | [1980/07] | Type: | B1 Patent specification | No.: | EP0009161 | Date: | 19.05.1982 | Language: | DE | [1982/20] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 25.01.1980 | Classification | IPC: | C08G16/02, C07D211/74, C08K5/34 | [1980/07] | CPC: |
C08K5/34 (EP,US);
C07D211/74 (EP,US);
C08G16/0268 (EP,US);
C08L101/00 (EP,US)
| C-Set: |
C08L101/00, C08L2666/14 (EP,US)
| Designated contracting states | CH, DE, FR, GB, IT, NL [1980/07] | Title | German: | Polyalkylpiperidin-Formaldehyd-Polymerisate, Verfahren zu ihrer Herstellung und ihre Verwendung | [1982/20] | English: | Polyalkylpiperidine-formaldehyde polymers, process for their preparation and their use | [1982/20] | French: | Polycondensats polyalcoylpipéridine formaldéhyde, procédé pour leur préparation et leur utilisation | [1982/20] |
Former [1980/07] | Polyalkylpiperidin-Formaldehyd-Polymerisate, Verfahren zu ihrer Herstellung, ihre Verwendung, Verfahren zum Stabilisieren von Polymeren und so stabilisierte Polymere | ||
Former [1980/07] | Polyalkylpiperidine-formaldehyde polymers, process for their preparation, their use, process for stabilizing polymers and polymers thus stabilized | ||
Former [1980/07] | Polycondensats polyalcoylpipéridine formaldéhyde, procédé pour leur préparation, leur utilisation; procédé pour la stabilisation de polymères et polymères ainsi stabilisés | Examination procedure | 30.05.1980 | Examination requested [1980/17] | 03.02.1981 | Despatch of a communication from the examining division (Time limit: M04) | 06.05.1981 | Reply to a communication from the examining division | 09.07.1981 | Despatch of a communication from the examining division (Time limit: M04) | 25.07.1981 | Reply to a communication from the examining division | 22.10.1981 | Despatch of communication of intention to grant (Approval: ) | 06.11.1981 | Communication of intention to grant the patent | 28.01.1982 | Fee for grant paid | 28.01.1982 | Fee for publishing/printing paid | Opposition(s) | 21.02.1983 | No opposition filed within time limit [ N /P ] | Fees paid | Renewal fee | 07.08.1981 | 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 | [D]DE2731378 (CIBA GEIGY AG); | DE2719131 [ ] (CIBA GEIGY AG); | SU475362 [ ]; | US2540886 [ ] (ALTON HURST DEE, et al) | [ ] - HOUBEN-WEYL "Methoden der organischen Chemie", 4. Auflage, Band XIV/2, 1963, GEORG THIEME VERLAG, Stuttgart, Seiten 416 bis 423. |