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EP0424864
European procedure
Extract from the Register of European Patents
EP About this file: EP0424864
| EP0424864 - Power plant [Right-click to bookmark this link] | Status | Patent revoked Status updated on 20.06.1997 Database last updated on 29.03.2025 | Most recent event Tooltip | 27.06.2008 | Change - opposition data/opponents data or that of the opponents representative | published on 30.07.2008 [2008/31] | Applicant(s) | For all designated states Asea Brown Boveri Aktiengesellschaft Kallstadter Strasse 1 68309 Mannheim / DE | [N/P] |
| Former [1991/18] | For all designated states Asea Brown Boveri Aktiengesellschaft Kallstadter Strasse 1 D-68309 Mannheim / DE | Inventor(s) | 01 /
van den Berg, Claus Fürstenstrasse 19 W-6700 Ludwigshafen / DE | 02 /
Schemenau, Wolfgang Danziger Strasse 15 W-6941 Laudenbach / DE | 03 /
Weirich, Peter-Hanns, Dr. L8, 7 W-6800 Mannheim 1 / DE | [1991/18] | Representative(s) | Rupprecht, Klaus, et al c/o ABB Patent GmbH Postfach 10 03 51 68128 Mannheim / DE | [N/P] |
| Former [1994/40] | Rupprecht, Klaus, Dipl.-Ing., et al c/o ABB Patent GmbH, Postfach 10 03 51 D-68128 Mannheim / DE | ||
| Former [1991/18] | Rupprecht, Klaus, Dipl.-Ing. c/o ABB Patent GmbH, Postfach 10 03 51 D-68128 Mannheim / DE | Application number, filing date | 90120275.4 | 23.10.1990 | [1991/18] | Priority number, date | DE19893935852 | 27.10.1989 Original published format: DE 3935852 | [1991/18] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0424864 | Date: | 02.05.1991 | Language: | DE | [1991/18] | Type: | A3 Search report | No.: | EP0424864 | Date: | 06.11.1991 | Language: | DE | [1991/45] | Type: | B1 Patent specification | No.: | EP0424864 | Date: | 21.04.1993 | Language: | DE | [1993/16] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 19.09.1991 | Classification | IPC: | F22D1/40, F01K7/40 | [1991/18] | CPC: |
F22B37/008 (EP);
F22D1/40 (EP);
Y02E20/14 (EP)
| Designated contracting states | DE, GB, GR [1991/18] | Title | German: | Kraftwerksanlage | [1991/18] | English: | Power plant | [1991/18] | French: | Centrale thermique | [1991/18] | Examination procedure | 25.11.1991 | Examination requested [1992/04] | 06.02.1992 | Despatch of a communication from the examining division (Time limit: M04) | 25.04.1992 | Reply to a communication from the examining division | 01.06.1992 | Despatch of a communication from the examining division (Time limit: M04) | 09.09.1992 | Reply to a communication from the examining division | 08.10.1992 | Despatch of communication of intention to grant (Approval: Yes) | 21.10.1992 | Communication of intention to grant the patent | 25.11.1992 | Fee for grant paid | 25.11.1992 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
20.12.1993
10.01.1994
ADMISSIBLE Siemens Aktiengesellschaft Wittelsbacherplatz 2 80333 München / DE | [N/P] |
| Former [2008/31] | |||
| Opponent(s) | 01
20.12.1993
10.01.1994
ADMISSIBLE SIEMENS AKTIENGESELLSCHAFT Postfach 22 16 34 80506 München / DE | ||
| Former [1994/07] | |||
| Opponent(s) | 01
20.12.1993
10.01.1994
ADMISSIBLE Siemens AG Postfach 22 16 34 D-80506 München / DE | 28.02.1994 | Invitation to proprietor to file observations on the notice of opposition | 21.06.1994 | Reply of patent proprietor to notice(s) of opposition | 28.06.1994 | Communication of observations of patent proprietor (Time limit: M02) | 30.08.1994 | Reply of parties involved to observations of patent proprietor | 12.10.1995 | Date of oral proceedings | 02.11.1995 | Despatch of minutes of oral proceedings | 02.11.1995 | Despatch of communication that the patent will be revoked | 13.05.1997 | Legal effect of revocation of patent [1997/32] | Appeal following opposition | 19.12.1995 | Appeal received No. T1003/95 | 29.02.1996 | Statement of grounds filed | 13.05.1997 | Result of appeal procedure: appeal of the proprietor was rejected | 13.05.1997 | Date of oral proceedings | 26.05.1997 | Minutes of the oral proceedings despatched | Fees paid | Renewal fee | 29.08.1992 | 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]DE2658208 (PARSONS CO RALPH M); | [A]US3488960 (KIRKPATRICK ALTON); | [A]DE3627834 (SIEMENS AG [DE]) |