| EP0041402 - Alkaline cell [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 09.08.1985 Database last updated on 28.03.2026 | Most recent event Tooltip | 30.10.2009 | Change - representative | published on 02.12.2009 [2009/49] | Applicant(s) | For all designated states SONY EVEREADY INC. 22-3 Shibuya 2-Chome Shibuya-Ku, Tokyo 150 / JP | [1981/49] | Inventor(s) | 01 /
Nagaura, Toru 5-5-46, Namiki Koriyama-shi Fukushima-ken / JP | 02 /
Aita, Takayuki 42-65, Masugata Motomiya-machi, Adachi-gun Fukushima-ken / JP | [1981/49] | Representative(s) | McCall, John Douglas, et al WP Thompson Coopers Building Church Street Liverpool L1 3AB / GB | [N/P] |
| Former [2009/49] | McCall, John Douglas, et al W.P. Thompson & Co. Coopers Building Church Street Liverpool L1 3AB / GB | ||
| Former [1981/49] | McCall, John Douglas, et al W.P. THOMPSON & CO. Coopers Building Church Street Liverpool L1 3AB / GB | Application number, filing date | 81302451.0 | 03.06.1981 | [1981/49] | Priority number, date | JP19800075286 | 04.06.1980 Original published format: JP 7528680 | [1981/49] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0041402 | Date: | 09.12.1981 | Language: | EN | [1981/49] | Type: | B1 Patent specification | No.: | EP0041402 | Date: | 10.10.1984 | Language: | EN | [1984/41] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 17.09.1981 | Classification | IPC: | H01M4/54, H01M6/12 | [1981/49] | CPC: |
H01M4/48 (EP,US);
Y02E60/10 (EP)
| Designated contracting states | BE, CH, DE, FR, GB, LI [1981/49] | Title | German: | Alkalische Zelle | [1981/49] | English: | Alkaline cell | [1981/49] | French: | Cellule de pile alcaline | [1981/49] | Examination procedure | 15.02.1982 | Examination requested [1982/17] | 19.04.1983 | Despatch of a communication from the examining division (Time limit: M04) | 11.08.1983 | Reply to a communication from the examining division | 04.11.1983 | Despatch of communication of intention to grant (Approval: ) | 22.12.1983 | Despatch of a communication from the examining division (Time limit: M02) | 27.12.1983 | Reply to a communication from the examining division | 09.03.1984 | Communication of intention to grant the patent | 24.04.1984 | Fee for grant paid | 24.04.1984 | Fee for publishing/printing paid | Opposition(s) | 11.07.1985 | No opposition filed within time limit [1985/41] | Fees paid | Renewal fee | 10.03.1983 | Renewal fee patent year 03 | 13.03.1984 | Renewal fee patent year 04 |
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