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Extract from the Register of European Patents

EP About this file: EP2448047

EP2448047 - HYDROPHILIC POROUS LAYER FOR FUEL CELLS, GAS DIFFUSION ELECTRODE AND MANUFACTURING METHOD THEREOF, AND MEMBRANE ELECTRODE ASSEMBLY [Right-click to bookmark this link]
StatusThe application has been withdrawn
Status updated on  15.04.2016
Database last updated on 02.11.2024
Most recent event   Tooltip15.04.2016Withdrawal of applicationpublished on 18.05.2016  [2016/20]
Applicant(s)For all designated states
Nissan Motor Co., Ltd.
2, Takara-cho
Kanagawa-ku
Yokohama-shi, Kanagawa 221-0023 / JP
[N/P]
Former [2012/18]For all designated states
Nissan Motor Co., Ltd.
2, Takara-cho Kanagawa-ku
Yokohama-shi, Kanagawa 221-0023 / JP
Inventor(s)01 / IDEN, Hiroshi
c/o Intellectual Property Department of
NISSAN MOTOR CO., LTD
1-1, Morinosatoayama, Atsugi-shi
Kanagawa 243-0123 / JP
02 / OHMA, Atsushi
c/o Intellectual Property Department of
NISSAN MOTOR CO., LTD
1-1, Morinosatoayama, Atsugi-shi
Kanagawa 243-0123 / JP
03 / ONO, Yoshitaka
c/o Intellectual Property Department of
NISSAN MOTOR CO., LTD
1-1, Morinosatoayama, Atsugi-shi
Kanagawa 243-0123 / JP
04 / SATOU, Kazuyuki
c/o Intellectual Property Department of
NISSAN MOTOR CO., LTD
1-1, Morinosatoayama, Atsugi-shi
Kanagawa 243-0123 / JP
05 / SAKAI, Kei
c/o Intellectual Property Department of
NISSAN MOTOR CO., LTD
1-1, Morinosatoayama, Atsugi-shi
Kanagawa 243-0123 / JP
 [2012/18]
Representative(s)Grünecker Patent- und Rechtsanwälte PartG mbB
Leopoldstraße 4
80802 München / DE
[N/P]
Former [2012/18]Grünecker, Kinkeldey, Stockmair & Schwanhäusser
Leopoldstrasse 4
80802 München / DE
Application number, filing date10792188.425.06.2010
WO2010JP60825
Priority number, dateJP2009015301226.06.2009         Original published format: JP 2009153012
[2012/18]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2010150870
Date:29.12.2010
Language:JA
[2010/52]
Type: A1 Application with search report 
No.:EP2448047
Date:02.05.2012
Language:EN
[2012/18]
Search report(s)International search report - published on:JP29.12.2010
ClassificationIPC:H01M4/86, H01M8/00, H01M8/02, H01M8/10
[2012/18]
CPC:
H01M8/1004 (EP,US); H01M4/8605 (EP,US); H01M4/8652 (EP,US);
H01M8/0241 (EP,US); Y02E60/50 (EP,US); Y02P70/50 (EP,US)
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   SE,   SI,   SK,   SM,   TR [2012/18]
TitleGerman:HYDROPHILE PORÖSE SCHICHT FÜR BRENNSTOFFZELLEN, GASDIFFUSIONSELEKTRODE UND HERSTELLUNGSVERFAHREN DAFÜR SOWIE MEMBRANELEKTRODENBAUGRUPPE[2012/18]
English:HYDROPHILIC POROUS LAYER FOR FUEL CELLS, GAS DIFFUSION ELECTRODE AND MANUFACTURING METHOD THEREOF, AND MEMBRANE ELECTRODE ASSEMBLY[2012/18]
French:COUCHE POREUSE HYDROPHILE POUR PILE À COMBUSTIBLE, ÉLECTRODE À DIFFUSION DE GAZ ET SON PROCÉDÉ DE FABRICATION, ET ENSEMBLE MEMBRANE-ÉLECTRODE[2012/18]
Entry into regional phase26.01.2012Translation filed 
26.01.2012National basic fee paid 
26.01.2012Search fee paid 
26.01.2012Designation fee(s) paid 
26.01.2012Examination fee paid 
Examination procedure25.04.2011Request for preliminary examination filed
International Preliminary Examining Authority: JP
26.01.2012Amendment by applicant (claims and/or description)
26.01.2012Examination requested  [2012/18]
05.04.2016Application withdrawn by applicant  [2016/20]
Fees paidRenewal fee
14.06.2012Renewal fee patent year 03
10.06.2013Renewal fee patent year 04
31.03.2014Renewal fee patent year 05
10.06.2015Renewal fee patent year 06
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Cited inInternational search[X]JP2008027775  (TOYOTA MOTOR CORP);
 [X]JP2006318757  (GS YUASA CORP);
 [X]JP2004296435  (TORAY INDUSTRIES);
 [X]JPH10241701  (JAPAN STORAGE BATTERY CO LTD);
 [X]JPH08180879  (TOYOTA MOTOR CORP);
 [X]JPH07176310  (SANYO ELECTRIC CO);
 [X]JPH06203852  (SANYO ELECTRIC CO)
by applicantJP3778506B
    - JOURNAL OF THE ELECTROCHEMICAL SOCIETY, (2000), vol. 147, no. 9, pages 3171 - 3177
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.