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Extract from the Register of European Patents

EP About this file: EP0026362

EP0026362 - Asbestos diaphragms for electrochemical cells and their manufacture [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  29.08.1984
Database last updated on 16.09.2024
Most recent event   Tooltip29.08.1984No opposition filed within time limitpublished on 31.10.1984 [1984/44]
Applicant(s)For all designated states
SIEMENS AKTIENGESELLSCHAFT
Werner-von-Siemens-Str. 1
DE-80333 München / DE
[N/P]
Former [1981/14]For all designated states
SIEMENS AKTIENGESELLSCHAFT
Wittelsbacherplatz 2
D-80333 München / DE
Inventor(s)01 / Höhne, Karl, Dr.
Reinigerstrasse 15
D-8520 Erlangen / DE
[1981/14]
Application number, filing date80105364.608.09.1980
[1981/14]
Priority number, dateDE1979293806920.09.1979         Original published format: DE 2938069
[1981/14]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0026362
Date:08.04.1981
Language:DE
[1981/14]
Type: A3 Search report 
No.:EP0026362
Date:13.05.1981
Language:DE
[1981/19]
Type: B1 Patent specification 
No.:EP0026362
Date:19.10.1983
Language:DE
[1983/42]
Search report(s)(Supplementary) European search report - dispatched on:EP10.03.1981
ClassificationIPC:B01D13/04, H01M2/16, // C25B13/06
[1981/14]
CPC:
C25B13/04 (EP,US); H01M50/44 (EP,US); H01M2300/0014 (EP,US);
Y02E60/10 (EP); Y10T428/31652 (EP,US)
Designated contracting statesDE,   FR,   GB,   SE [1981/14]
TitleGerman:Asbestdiaphragmen für elektrochemische Zellen und deren Herstellung[1981/14]
English:Asbestos diaphragms for electrochemical cells and their manufacture[1981/14]
French:Diaphragmes d'amiante pour cellules électrochimiques et leur fabrication[1981/14]
Examination procedure15.10.1981Examination requested  [1981/52]
19.05.1982Despatch of a communication from the examining division (Time limit: M04)
06.09.1982Reply to a communication from the examining division
22.12.1982Despatch of communication of intention to grant (Approval: )
21.03.1983Communication of intention to grant the patent
30.03.1983Fee for grant paid
30.03.1983Fee for publishing/printing paid
Opposition(s)20.07.1984No opposition filed within time limit [1984/44]
Fees paidRenewal fee
23.09.1982Renewal fee patent year 03
28.09.1983Renewal fee patent year 04
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Documents cited:SearchDD109322  [ ]
ExaminationDE1596241
 DE1294941
 DE2127654
 DE2426037
 DE2609175
 DE1918595
 DE2713101
 US4065534
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.