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EP0426581
European procedure
Extract from the Register of European Patents
EP About this file: EP0426581
| EP0426581 - Process for the lost foam casting of metal pieces under controlled pressure [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 19.05.1994 Database last updated on 13.07.2024 | Most recent event Tooltip | 19.05.1994 | No opposition filed within time limit | published on 06.07.1994 [1994/27] | Applicant(s) | For all designated states ALUMINIUM PECHINEY Immeuble Balzac 10, place des Vosges La Défense 5 92400 Courbevoie / FR | [N/P] |
| Former [1991/19] | For all designated states ALUMINIUM PECHINEY Immeuble Balzac 10, place des Vosges La Défense 5 F-92400 Courbevoie / FR | Inventor(s) | 01 /
Garat, Michel Clos Bérard Bât.B, 4 rue Brunetière F-38500 Voiron / FR | [1991/19] | Representative(s) | Vanlaer, Marcel, et al PECHINEY Immeuble "SIS" 217, cours Lafayette 69451 Lyon Cédex 06 / FR | [N/P] |
| Former [1991/19] | Vanlaer, Marcel, et al PECHINEY 28, rue de Bonnel F-69433 Lyon Cédex 3 / FR | Application number, filing date | 90420466.6 | 29.10.1990 | [1991/19] | Priority number, date | FR19890014730 | 31.10.1989 Original published format: FR 8914730 | [1991/19] | Filing language | FR | Procedural language | FR | Publication | Type: | A1 Application with search report | No.: | EP0426581 | Date: | 08.05.1991 | Language: | FR | [1991/19] | Type: | B1 Patent specification | No.: | EP0426581 | Date: | 14.07.1993 | Language: | FR | [1993/28] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 04.03.1991 | Classification | IPC: | B22D27/13, B22C9/04 | [1991/19] | CPC: |
B22C9/046 (EP,US);
B22C9/04 (KR);
B22D27/13 (EP,US);
B22D9/00 (KR)
| Designated contracting states | AT, BE, CH, DE, DK, ES, GB, GR, IT, LI, LU, NL, SE [1991/19] | Title | German: | Verfahren zum Vollformgiessen von metallischen Gegenständen unter kontrolliertem Druck | [1991/19] | English: | Process for the lost foam casting of metal pieces under controlled pressure | [1991/19] | French: | Perfectionnement au procédé de moulage à mousse perdue et sous pression contrôlée de pièces métalliques | [1991/19] | Examination procedure | 25.05.1991 | Examination requested [1991/30] | 16.12.1992 | Despatch of communication of intention to grant (Approval: Yes) | 18.01.1993 | Communication of intention to grant the patent | 03.04.1993 | Fee for grant paid | 03.04.1993 | Fee for publishing/printing paid | Opposition(s) | 15.04.1994 | No opposition filed within time limit [1994/27] | Fees paid | Renewal fee | 09.09.1992 | 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]US3420291 (CHANDLEY GEORGE D, et al); | [A]DE2358719 (DSO METALURGIA RUDODOBIV); | [A]FR2254387 (DSO METALURGIA RUDODOBIV [BG]); | [A]EP0274964 (PECHINEY ALUMINIUM [FR]) |