Extract from the Register of European Patents

EP About this file: EP0041402

EP0041402 - Alkaline cell [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  09.08.1985
Database last updated on 28.03.2026
Most recent event   Tooltip30.10.2009Change - representativepublished 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 date81302451.003.06.1981
[1981/49]
Priority number, dateJP1980007528604.06.1980         Original published format: JP 7528680
[1981/49]
Filing languageEN
Procedural languageEN
PublicationType: 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:EP17.09.1981
ClassificationIPC:H01M4/54, H01M6/12
[1981/49]
CPC:
H01M4/48 (EP,US); Y02E60/10 (EP)
Designated contracting statesBE,   CH,   DE,   FR,   GB,   LI [1981/49]
TitleGerman:Alkalische Zelle[1981/49]
English:Alkaline cell[1981/49]
French:Cellule de pile alcaline[1981/49]
Examination procedure15.02.1982Examination requested  [1982/17]
19.04.1983Despatch of a communication from the examining division (Time limit: M04)
11.08.1983Reply to a communication from the examining division
04.11.1983Despatch of communication of intention to grant (Approval: )
22.12.1983Despatch of a communication from the examining division (Time limit: M02)
27.12.1983Reply to a communication from the examining division
09.03.1984Communication of intention to grant the patent
24.04.1984Fee for grant paid
24.04.1984Fee for publishing/printing paid
Opposition(s)11.07.1985No opposition filed within time limit [1985/41]
Fees paidRenewal fee
10.03.1983Renewal fee patent year 03
13.03.1984Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court
See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.