EP0129088 - Cathode for aqueous electrolysis [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 22.03.1988 Database last updated on 31.08.2024 | Most recent event Tooltip | 22.03.1988 | No opposition filed within time limit | published on 11.05.1988 [1988/19] | Applicant(s) | For all designated states SIGRI GmbH Werner-von-Siemens-Strasse 18 D-8901 Meitingen / DE | [1986/49] |
Former [1984/52] | For all designated states SIGRI ELEKTROGRAPHIT GMBH Werner von Siemens-Strasse 18 D-8901 Meitingen / DE | Inventor(s) | 01 /
Debrodt, Heiner, Dr.-Ing. Lindenstrasse 12 D-8851 Nordendorf / DE | [1984/52] | Application number, filing date | 84105859.7 | 23.05.1984 | [1984/52] | Priority number, date | DE19833322169 | 21.06.1983 Original published format: DE 3322169 | [1984/52] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0129088 | Date: | 27.12.1984 | Language: | DE | [1984/52] | Type: | B1 Patent specification | No.: | EP0129088 | Date: | 20.05.1987 | Language: | DE | [1987/21] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 22.10.1984 | Classification | IPC: | C25B11/06 | [1984/52] | CPC: |
C25B11/093 (EP)
| Designated contracting states | BE, CH, FR, GB, IT, LI, NL, SE [1984/52] | Title | German: | Kathode für wässrige Elektrolysen | [1984/52] | English: | Cathode for aqueous electrolysis | [1984/52] | French: | Cathode pour électrolyses aqueuses | [1984/52] | Examination procedure | 29.01.1985 | Examination requested [1985/16] | 04.02.1986 | Despatch of a communication from the examining division (Time limit: M04) | 14.05.1986 | Reply to a communication from the examining division | 30.07.1986 | Despatch of communication of intention to grant (Approval: ) | 13.11.1986 | Communication of intention to grant the patent | 14.01.1987 | Fee for grant paid | 14.01.1987 | Fee for publishing/printing paid | Opposition(s) | 23.02.1988 | No opposition filed within time limit [1988/19] | Fees paid | Renewal fee | 20.05.1986 | 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 | [AP]JP57207183 ; | [A]JP5713188 ; | [X]US3990957 (HOEKJE HOWARD H, et al); | [A]US4100049 (BRANNAN JAMES R) | [AP] - CHEMICAL ABSTRACTS, Band 98, Nr. 26, 27. Juni 1983, Seite 543, Nr. 224177z, Columbus, Ohio, US; & JP - A - 57 207 183 (TOKUYAMA SODA CO., LTD.) 18.12.1982, & JP57207183 A 00000000 | [A] - PATENTS ABSTRACTS OF JAPAN, Band 6, Nr. 78 (C-102)(956), 15. Mai 1982; & JP - A - 57 13188 (OSAKA SODA K.K.) 23.01.1982, & JP5713188 A 00000000 | Examination | EP0129734 |