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EP0312875
European procedure
Extract from the Register of European Patents
EP About this file: EP0312875
| EP0312875 - Redox battery [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 28.01.1993 Database last updated on 11.04.2026 | Most recent event Tooltip | 28.01.1993 | No opposition filed within time limit | published on 17.03.1993 [1993/11] | Applicant(s) | For all designated states SIEMENS AKTIENGESELLSCHAFT Werner-von-Siemens-Str. 1 DE-80333 München / DE | [N/P] |
| Former [1989/17] | For all designated states SIEMENS AKTIENGESELLSCHAFT Wittelsbacherplatz 2 D-80333 München / DE | Inventor(s) | 01 /
Heinzel, Angelika, Dr. Merzhauser Strasse 8 D-7800 Freiburg / DE | [1989/17] | Application number, filing date | 88116793.6 | 10.10.1988 | [1989/17] | Priority number, date | DE19873735992 | 23.10.1987 Original published format: DE 3735992 | [1989/17] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0312875 | Date: | 26.04.1989 | Language: | DE | [1989/17] | Type: | B1 Patent specification | No.: | EP0312875 | Date: | 25.03.1992 | Language: | DE | [1992/13] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 27.12.1988 | Classification | IPC: | H01M8/18, H01M4/90 | [1989/17] | CPC: |
H01M8/188 (EP,US);
H01M4/90 (EP,US);
Y02E60/50 (EP,US)
| Designated contracting states | DE, ES, FR, GB, GR, IT, NL [1989/17] | Title | German: | Redoxbatterie | [1989/17] | English: | Redox battery | [1989/17] | French: | Batterie redox | [1989/17] | Examination procedure | 24.10.1989 | Examination requested [1989/51] | 08.05.1991 | Despatch of communication of intention to grant (Approval: Yes) | 17.09.1991 | Communication of intention to grant the patent | 06.12.1991 | Fee for grant paid | 06.12.1991 | Fee for publishing/printing paid | Opposition(s) | 29.12.1992 | No opposition filed within time limit [1993/11] | Fees paid | Renewal fee | 26.10.1990 | Renewal fee patent year 03 | 20.12.1990 | 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. | Documents cited: | Search | [A] JP61269867 | [A] PATENT ABSTRACTS OF JAPAN, Band 11, Nr. 122 (E-500)[2569], 16. April 1987; & JP-A-61 269 867 (SUMITOMO ELECTRIC IND. LTD) 29-11-1986 [A] | [A] JOURNAL OF THE ELECTROCHEMICAL SOCIETY, Band 132, Nr. 2, Februar 1985, Seiten 269-273; D.Sh. CHENG et al.: "The influence of thallium on the redox reaction Cr3+/Cr2+" [A] | [A] EXTENDED ABSTRACTS, "Spring meeting", 11.-16. Mai 1980, Band 80-1, Zusammenfassung Nr. 351, Seiten 874-876, Princeton, New Jersey, US; V. JALAN et al.: "Electrocatalysts for the Cr+3/Cr+2 redox couple" [A] |