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EP0036049
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Extract from the Register of European Patents
EP About this file: EP0036049
| EP0036049 - Electric-arc furnace structure and method for heating refractory materials [Right-click to bookmark this link] | Status | The application has been refused Status updated on 24.08.1984 Database last updated on 19.10.2024 | Most recent event Tooltip | 07.07.2007 | Change - inventor | published on 08.08.2007 [2007/32] | Applicant(s) | For all designated states Electro Minerals, Inc 277 Industrial Park Drive Lawrenceville, Georgia 30245 / US | [1981/38] | Inventor(s) | 01 /
Elkins, Samuel Rahn, Jr. 3277 Chase Road Chamblee Georgia 30341 / US | [1981/38] | Representative(s) | Valentine, Francis Anthony Brinsley, et al 16, Theobalds Road London WC1X 8P1 / GB | [1981/38] | Application number, filing date | 80300807.7 | 17.03.1980 | [1981/38] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0036049 | Date: | 23.09.1981 | Language: | EN | [1981/38] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 29.09.1980 | Classification | IPC: | F27B3/08, F27D1/00, F27B3/06 | [1981/38] | CPC: |
F27B17/0033 (EP);
F27B3/085 (EP);
F27D1/00 (EP);
F27B11/00 (EP);
F27D2003/0065 (EP);
F27D2003/0075 (EP);
F27D99/0073 (EP)
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| Designated contracting states | CH, DE, GB, NL, SE [1981/38] | Title | German: | Aufbau eines Elektrolichtbogenofens und Verfahren zum Brennen feuerfester Materialien | [1981/38] | English: | Electric-arc furnace structure and method for heating refractory materials | [1981/38] | French: | Structure de four électrique à arc et procédé pour le chauffage de matériaux réfractaires | [1981/38] | File destroyed: | 14.07.1990 | Examination procedure | 28.11.1981 | Examination requested [1982/06] | 21.12.1982 | Despatch of a communication from the examining division (Time limit: M04) | 27.04.1983 | Reply to a communication from the examining division | 05.09.1983 | Despatch of communication of intention to grant (Approval: ) | 30.11.1983 | Communication of intention to grant the patent | 25.04.1984 | Despatch of communication that the application is refused, reason: formalities examination [1984/43] | 05.05.1984 | Application refused, date of legal effect [1984/43] | Fees paid | Renewal fee | 10.03.1982 | Renewal fee patent year 03 | 18.02.1983 | Renewal fee patent year 04 | Penalty fee | Additional fee for renewal fee | 02.04.1984 | 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 | GB1384549 [ ]; | US2026370 [ ]; | DE2853397 [ ]; | FR555648 [ ]; | CH205077 [ ]; | US4080508 [ ] |