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EP0171492
European procedure
Extract from the Register of European Patents
EP About this file: EP0171492
| EP0171492 - Low noise hollow fan blade and process [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 04.07.1989 Database last updated on 29.10.2024 | Most recent event Tooltip | 02.03.1990 | Lapse of the patent in a contracting state New state(s): CH, LI | published on 18.04.1990 [1990/16] | Applicant(s) | For all designated states F.B.M.- HUDSON ITALIANA S.p.A. Via R. Lambruschini 15 I-20158 Milan / IT | [1988/12] |
| Former [1986/08] | For all designated states F.B.M.- HUDSON ITALIANA S.p.A. Piazzale Lotto, 2 I-20100 Milan / IT | Inventor(s) | 01 /
Nardella, Massimiliano Viale Certosa, 46 I-20155 Milan / IT | [1986/08] | Representative(s) | Dr. Ing. A. Racheli & C. S.r.l. Viale San Michele del Carso, 4 20144 Milano / IT | [N/P] |
| Former [1986/08] | Dr. Ing. A. Racheli & C. S.r.l. Viale San Michele del Carso, 4 I-20144 Milano / IT | Application number, filing date | 85101840.8 | 20.02.1985 | [1986/08] | Priority number, date | IT19840019856 | 29.02.1984 Original published format: IT 1985684 | [1986/08] | Filing language | IT | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0171492 | Date: | 19.02.1986 | Language: | EN | [1986/08] | Type: | B1 Patent specification | No.: | EP0171492 | Date: | 24.08.1988 | Language: | EN | [1988/34] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 30.07.1985 | Classification | IPC: | F04D29/38, F01D5/18 | [1986/08] | CPC: |
F04D29/388 (EP,US);
F01D5/18 (EP,US);
F05D2260/96 (EP,US);
Y02T50/60 (EP,US)
| Designated contracting states | BE, CH, DE, FR, GB, LI, NL [1986/08] | Title | German: | Geräuscharmer Hohlflügel für Gebläse und Verfahren | [1986/08] | English: | Low noise hollow fan blade and process | [1986/08] | French: | Ailette creuse pour ventilateur à bruit réduit et procédé | [1986/08] | File destroyed: | 12.06.1999 | Examination procedure | 12.07.1986 | Examination requested [1986/39] | 12.05.1987 | Despatch of a communication from the examining division (Time limit: M04) | 29.08.1987 | Reply to a communication from the examining division | 15.10.1987 | Despatch of communication of intention to grant (Approval: Yes) | 15.02.1988 | Communication of intention to grant the patent | 13.05.1988 | Fee for grant paid | 13.05.1988 | Fee for publishing/printing paid | Opposition(s) | 25.05.1989 | No opposition filed within time limit [1989/34] | Fees paid | Renewal fee | 02.02.1987 | Renewal fee patent year 03 | 26.01.1988 | 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. | Lapses during opposition Tooltip | GB | 20.02.1989 | BE | 28.02.1989 | CH | 28.02.1989 | LI | 28.02.1989 | [1990/16] |
| Former [1990/04] | GB | 20.02.1989 | |
| BE | 28.02.1989 | ||
| Former [1989/39] | BE | 28.02.1989 | Documents cited: | Search | [A]GB1323883 (ROLLS ROYCE); | [A]NL7302368 ; | [A]DE2443726 (MUELLER & CO HELIOS APP) |