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EP0178997
European procedure
Extract from the Register of European Patents
EP About this file: EP0178997
| EP0178997 - Process for the preparation of linear polychlorophosphazenes [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 23.03.1989 Database last updated on 03.09.2024 | Most recent event Tooltip | 23.03.1989 | No opposition filed within time limit | published on 10.05.1989 [1989/19] | Applicant(s) | For all designated states SOCIETE NATIONALE ELF AQUITAINE Tour Elf, 2, Place de la Coupole, La Défense 6 92400 Courbevoie / FR | [N/P] |
| Former [1986/17] | For all designated states SOCIETE NATIONALE ELF AQUITAINE Tour Elf, 2, Place de la Coupole, La Défense 6 F-92400 Courbevoie / FR | Inventor(s) | 01 /
de Jaeger, Roger 8, rue des Buissons Gruson F-59152 Chereng / FR | 02 /
Pagniez, Guy 2 Bois de l'Eglise Cidex 58C Pouey de Lescar F-64230 Lescar / FR | 03 /
Potin, Philippe 9 Rue des Pâquerettes F-64140 Billere / FR | [1986/17] | Representative(s) | Boillot, Marc ELF AQUITAINE, Division Propriété Industrielle, Tour Elf 92078 Paris la Défense Cédex 45 / FR | [N/P] |
| Former [1986/17] | Boillot, Marc ELF AQUITAINE Division Propriété Industrielle Tour Elf F-92078 Paris la Défense Cédex 45 / FR | Application number, filing date | 85402001.3 | 15.10.1985 | [1986/17] | Priority number, date | FR19840015892 | 17.10.1984 Original published format: FR 8415892 | [1986/17] | Filing language | FR | Procedural language | FR | Publication | Type: | A1 Application with search report | No.: | EP0178997 | Date: | 23.04.1986 | Language: | FR | [1986/17] | Type: | B1 Patent specification | No.: | EP0178997 | Date: | 18.05.1988 | Language: | FR | [1988/20] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 05.02.1986 | Classification | IPC: | C01B21/097 | [1986/17] | CPC: |
C08G79/025 (EP,US);
C01B21/0986 (EP,US)
| Designated contracting states | CH, DE, GB, LI, NL, SE [1986/17] | Title | German: | Verfahren zur Herstellung von linearen Polychlorophosphazenen | [1986/17] | English: | Process for the preparation of linear polychlorophosphazenes | [1986/17] | French: | Procédé de préparation de polychlorophosphazènes linéaires | [1986/17] | Examination procedure | 18.10.1985 | Examination requested [1986/17] | 03.02.1987 | Despatch of a communication from the examining division (Time limit: M04) | 30.05.1987 | Reply to a communication from the examining division | 28.07.1987 | Despatch of a communication from the examining division (Time limit: M02) | 28.09.1987 | Reply to a communication from the examining division | 22.10.1987 | Despatch of communication of intention to grant (Approval: Yes) | 11.11.1987 | Communication of intention to grant the patent | 16.01.1988 | Fee for grant paid | 16.01.1988 | Fee for publishing/printing paid | Opposition(s) | 21.02.1989 | No opposition filed within time limit [1989/19] | Fees paid | Renewal fee | 22.10.1987 | 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 | [A]FR2272952 (HORIZONS RESEARCH INC [US]); | [A]FR2424876 (FIRESTONE TIRE & RUBBER CO [US]); | [A]EP0026685 (INST MONDIAL PHOSPHATE [MA]); | [AP]EP0132188 (ELF AQUITAINE [FR]) |