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EP0023878
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EP About this file: EP0023878
| EP0023878 - Process for controlling the internal heat in a shaft furnace and means used therefor [Right-click to bookmark this link] | Status | The application has been refused Status updated on 27.08.1984 Database last updated on 31.08.2024 | Most recent event Tooltip | 07.07.2007 | Change - inventor | published on 08.08.2007 [2007/32] | Applicant(s) | For all designated states ARBED S.A. Avenue de la Liberté 19 L-2930 Luxembourg / LU | [1981/06] | Inventor(s) | 01 /
Metz, Paul 18 rue J.P. Brasseur Luxembourg / LU | [1981/06] | Representative(s) | Neyen, René ARBED-Recherches Service de la Propriété Industrielle route de Luxembourg 66 L-4221 Esch-sur-Alzette / LU | [1981/06] | Application number, filing date | 80630018.2 | 17.06.1980 | [1981/06] | Priority number, date | LU19790081572 | 02.08.1979 Original published format: LU 81572 | [1981/06] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0023878 | Date: | 11.02.1981 | Language: | DE | [1981/06] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 24.11.1980 | Classification | IPC: | C21B5/00 | [1981/06] | CPC: |
C21B5/003 (EP,US)
| Designated contracting states | AT, BE, DE, FR, GB, IT, NL [1981/06] | Title | German: | Verfahren zur Regelung des Wärmehaushalts in einem Schachtofen und hierzu verwendetes Mittel | [1981/06] | English: | Process for controlling the internal heat in a shaft furnace and means used therefor | [1981/06] | French: | Procédé de réglage de la chaleur interne dans un four à cuve et moyen employé à cet effet | [1981/06] | File destroyed: | 14.07.1990 | Examination procedure | 11.08.1981 | Examination requested [1981/41] | 22.04.1982 | Despatch of a communication from the examining division (Time limit: M04) | 15.07.1982 | Reply to a communication from the examining division | 14.03.1983 | Despatch of a communication from the examining division (Time limit: M04) | 11.07.1983 | Reply to a communication from the examining division | 15.05.1984 | Despatch of communication that the application is refused, reason: substantive examination [1984/44] | 25.05.1984 | Application refused, date of legal effect [1984/44] | Fees paid | Renewal fee | 16.06.1982 | Renewal fee patent year 03 | 04.06.1983 | Renewal fee patent year 04 | Penalty fee | Additional fee for renewal fee | 02.07.1984 | 05 M06 Not yet paid |
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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 | US2593257 [ ] (BRADLEY JOHN M, et al); | FR578293 [ ]; | FR1107468 [ ]; | DE1433357 [ ] (REXROTH ALFRED) |