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EP0005394
European procedure
Extract from the Register of European Patents
EP About this file: EP0005394
| EP0005394 - Catalyst comprising a magnesium compound and a transition metal halide, process for the preparation of said catalyst, catalytic system comprising said catalyst and polymerisation process using said catalytic system [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 15.11.1984 Database last updated on 07.06.2024 | Most recent event Tooltip | 12.11.1999 | Lapse of the patent in a contracting state | published on 29.12.1999 [1999/52] | Applicant(s) | For all designated states Société Chimique des Charbonnages Tour Aurore Place des Reflets Cédex no 5 92080 Paris la Défense 2 / FR | [N/P] |
| Former [1980/11] | For all designated states Société Chimique des Charbonnages Tour Aurore Place des Reflets Cédex no 5 F-92080 Paris la Défense 2 / FR | ||
| Former [1980/11] | For all designated states Société Chimique des Charbonnages Tour Aurore Place des Reflets Cedex no 5 F-92080 Paris La Defense / FR | Inventor(s) | 01 /
Bujadoux, Karel 31 Avenue Van Pelt F-62300 Lens / FR | [N/P] | Representative(s) | Dubost, Thierry Avenue Brugmann 30 1060 Bruxelles / BE | [N/P] |
| Former [1984/02] | Dubost, Thierry SOCIETE CHIMIQUE DES CHARBONNAGES Service Propriété Industrielle B.P. 57 F-62670 Mazingarbe / FR | Application number, filing date | 79400263.4 | 25.04.1979 | Priority number, date | FR19780013416 | 05.05.1978 Original published format: FR 7813416 | Filing language | FR | Procedural language | FR | Publication | Type: | A3 Search report | No.: | EP0005394 | Date: | Status: | (deleted) | [N/P] | Type: | A2 Application without search report | No.: | EP0005394 | Date: | 14.11.1979 | Language: | FR | [N/P] | Type: | B1 Patent specification | No.: | EP0005394 | Date: | 11.01.1984 | Language: | FR | [1984/02] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 25.09.1979 | Classification | IPC: | C08F10/00, C08F4/62 | [1984/02] | CPC: |
C08F10/00 (EP,US)
| C-Set: |
C08F10/00, C08F4/634 (EP,US)
| Designated contracting states | BE, CH, DE, GB, IT, LU, NL, SE | Title | German: | Eine Magnesiumverbindung und ein Übergangsmetallhalogenid enthaltender Katalysator, Verfahren zur Herstellung dieses Katalysators, diesen Katalysator enthaltendes katalytisches System und dieses katalytische System verwendendes Polymerisationsverfahren | English: | Catalyst comprising a magnesium compound and a transition metal halide, process for the preparation of said catalyst, catalytic system comprising said catalyst and polymerisation process using said catalytic system | French: | Catalyseur comprenant un composé de magnésium et un halogénure de métal de transition, procédé de préparation dudit catalyseur, système catalytique comprenant ledit catalyseur et procédé de polymérisation utilisant ledit système catalytique | Examination procedure | 11.01.1980 | Examination requested [1980/07] | 10.02.1981 | Despatch of a communication from the examining division (Time limit: M04) | 30.05.1981 | Reply to a communication from the examining division | 05.10.1981 | Despatch of a communication from the examining division (Time limit: M04) | 29.01.1982 | Reply to a communication from the examining division | 22.07.1982 | Despatch of a communication from the examining division (Time limit: M02) | 25.09.1982 | Reply to a communication from the examining division | 10.06.1983 | Despatch of communication of intention to grant (Approval: ) | 30.06.1983 | Communication of intention to grant the patent | 08.07.1983 | Fee for grant paid | 08.07.1983 | Fee for publishing/printing paid | Opposition(s) | 12.10.1984 | No opposition filed within time limit [1985/03] | Fees paid | Renewal fee | 08.04.1981 | Renewal fee patent year 03 | 13.04.1982 | Renewal fee patent year 04 | 15.04.1983 | 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. | Lapses during opposition Tooltip | LU | 30.04.1984 | [1999/52] | Documents cited: | Search | [XD]FR1220307 (BAYER AG); | [X]GB1157925 (BRITISH PETROLEUM CO [GB]); | [X]US3478008 (LEDBETTER HARVEY D) |