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EP0008486
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Extract from the Register of European Patents
EP About this file: EP0008486
| EP0008486 - Polymeric pentaerythrityl phosphonates useful as flame retardants for polyolefins and process for preparing same [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 31.08.1982 Database last updated on 09.09.2024 | Most recent event Tooltip | 07.07.2007 | Change - inventor | published on 08.08.2007 [2007/32] | Applicant(s) | For all designated states AMERICAN CYANAMID COMPANY Berdan Avenue Wayne New Jersey 06904 / US | [N/P] |
| Former [1980/05] | For all designated states AMERICAN CYANAMID COMPANY Berdan Avenue Wayne New Jersey 06904 / US | Inventor(s) | 01 /
Hoffman, Joseph Adrian 540 Rolling Hill Road Bridgewater New Jersey / US | 02 /
Oppelt, John Christian 606 Talamini Road Bridgewater New Jersey / US | 03 /
Savides, Christos 610 Ellis Parkway Piscataway New Jersey / US | [1980/05] | Representative(s) | Allam, Peter Clerk, et al Lloyd Wise Commonwealth House, 1-19 New Oxford Street London WC1A 1LW / GB | [N/P] |
| Former [1980/05] | Allam, Peter Clerk, et al LLOYD WISE, TREGEAR & CO. Norman House 105-109 Strand London WC2R 0AE / GB | Application number, filing date | 79300349.2 | 07.03.1979 | [1980/05] | Priority number, date | US19780900828 | 28.04.1978 Original published format: US 900828 | [1980/05] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0008486 | Date: | 05.03.1980 | Language: | EN | [1980/05] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 06.09.1979 | Classification | IPC: | C08G79/04, C08K5/53, C08L23/02 | [1980/05] | CPC: |
C08G79/04 (EP,US);
C08L23/12 (EP,US);
C08K3/22 (EP,US);
C08L2201/02 (EP,US);
C08L43/02 (EP,US)
| C-Set: |
C08L23/12, C08L85/02 (EP,US)
| Designated contracting states | BE, DE, FR, GB, IT, NL, SE [1980/05] | Title | German: | Polymere Pentaerythrityl-Phosphonate mit feuerhemmenden Eigenschaften für Polyolefine und Verfahren zu ihrer Herstellung | [1980/05] | English: | Polymeric pentaerythrityl phosphonates useful as flame retardants for polyolefins and process for preparing same | [1980/05] | French: | Pentaérythrityl-phosphonates polymères utilisables comme retardateurs de flamme pour polyoléfines et procédé pour leur préparation | [1980/05] | File destroyed: | 12.02.1989 | Examination procedure | 24.03.1980 | Examination requested [1980/12] | 26.01.1981 | Despatch of a communication from the examining division (Time limit: M04) | 04.05.1981 | Reply to a communication from the examining division | 09.07.1981 | Despatch of a communication from the examining division (Time limit: M04) | 21.10.1981 | Reply to a communication from the examining division | 25.11.1981 | Despatch of a communication from the examining division (Time limit: M04) | 07.05.1982 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [1982/44] | 30.08.1982 | Application deemed to be withdrawn, date of legal effect [1982/44] | Fees paid | Renewal fee | 17.12.1980 | Renewal fee patent year 03 | 28.12.1981 | Renewal fee patent year 04 |
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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 | US3159602 [ ] (HAMILTON CHESTER E, et al); | GB1006580 [ ] (PURE CHEM LTD); | US3855360 [ ] (SHIM K); | DE2630693 [ ] (CIBA GEIGY AG); | GB1515223 [ ] (CIBA GEIGY AG) |