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Extract from the Register of European Patents

EP About this file: EP1496561

EP1496561 - A laminate useful as a membrane-electrode assembly for fuel cells, production process therefor and a fuel cell provided with the laminate [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  17.05.2013
Database last updated on 25.09.2024
Most recent event   Tooltip17.05.2013Application deemed to be withdrawnpublished on 19.06.2013  [2013/25]
Applicant(s)For all designated states
Tokuyama Corporation
1-1 Mikage-cho
Shunan-shi, Yamaguchi 745-0053 / JP
[N/P]
Former [2005/02]For all designated states
Tokuyama Corporation
1-1 Mikage-cho
Shunan-shi, Yamaguchi 745-0053 / JP
Inventor(s)01 / Fukuta, Kenji
Tokuyama Corp. 1-1, Mikage-cho
Shunan-shi, Yamaguchi 745-0053 / JP
02 / Sadasue, Kazuyuki
Tokuyama Corp. 1-1, Mikage-cho
Shunan-shi, Yamaguchi 745-0053 / JP
03 / Isomura, Takenori
Tokuyama Corp. 1-1, Mikage-cho
Shunan-shi, Yamaguchi 745-0053 / JP
04 / Sakata, Kanji
Tokuyama Corp. 1-1, Mikage-cho
Shunan-shi, Yamaguchi 745-0053 / JP
 [2005/02]
Representative(s)Benson, John Everett, et al
J A Kemp
14 South Square
Gray's Inn
London WC1R 5JJ / GB
[N/P]
Former [2010/26]Benson, John Everett, et al
J. A. Kemp & Co. 14 South Square Gray's Inn
London WC1R 5JJ / GB
Former [2008/29]Cresswell, Thomas Anthony
J.A. KEMP & CO. 14 South Square Gray's Inn London
WC1R 5JJ / GB
Former [2005/02]Cresswell, Thomas Anthony
J.A. KEMP & CO. 14 South Square Gray's Inn
London WC1R 5JJ / GB
Application number, filing date04254135.909.07.2004
[2005/02]
Priority number, dateJP2003019549911.07.2003         Original published format: JP 2003195499
JP2003020448331.07.2003         Original published format: JP 2003204483
[2005/02]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP1496561
Date:12.01.2005
Language:EN
[2005/02]
Type: A3 Search report 
No.:EP1496561
Date:28.03.2007
[2007/13]
Search report(s)(Supplementary) European search report - dispatched on:EP23.02.2007
ClassificationIPC:H01M8/10
[2005/02]
CPC:
H01M8/1004 (EP,US); H01M8/02 (KR); H01M4/86 (KR);
H01M4/925 (EP,US); H01M8/1011 (EP,US); H01M8/1051 (EP,US);
H01M8/1053 (EP,US); H01M8/1072 (EP,US); H01M2300/0082 (EP,US);
H01M4/921 (EP,US); Y02E60/50 (EP,US); Y02P70/50 (EP,US) (-)
Designated contracting statesAT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HU,   IE,   IT,   LI,   LU,   MC,   NL,   PL,   PT,   RO,   SE,   SI,   SK,   TR [2005/02]
TitleGerman:Ein Laminat zur Verwendung als Membranelektrodenanordnung für Brennstoffzellen, dessen Herstellungsverfahren und eine das Laminat enthaltende Brennstoffzelle[2005/02]
English:A laminate useful as a membrane-electrode assembly for fuel cells, production process therefor and a fuel cell provided with the laminate[2005/02]
French:Un laminé utilisé comme assemblage membrane-électrode pour piles à combustible, son procédé de fabrication et pile à combustible comprenant un tel laminé[2005/02]
Examination procedure14.09.2007Examination requested  [2007/44]
22.11.2007Despatch of a communication from the examining division (Time limit: M06)
08.05.2008Reply to a communication from the examining division
19.02.2010Despatch of a communication from the examining division (Time limit: M04)
24.06.2010Reply to a communication from the examining division
22.08.2012Despatch of a communication from the examining division (Time limit: M04)
03.01.2013Application deemed to be withdrawn, date of legal effect  [2013/25]
07.02.2013Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [2013/25]
Divisional application(s)The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  22.11.2007
Fees paidRenewal fee
12.07.2006Renewal fee patent year 03
13.07.2007Renewal fee patent year 04
14.07.2008Renewal fee patent year 05
10.07.2009Renewal fee patent year 06
14.07.2010Renewal fee patent year 07
12.07.2011Renewal fee patent year 08
13.07.2012Renewal fee patent year 09
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Documents cited:Search[A]US6444343  (PRAKASH G K SURYA [US], et al) [A] 1-7 * column 1, line 1 - line 13 * * column 2, line 12 - line 48 * * column 3, line 16 - line 27 * * column 6, line 38 - line 52 * * column 8, line 48 - line 60 *;
 [XA]US6523699  (AKITA HIROSHI [JP], et al) [X] 1,4-7 [A] 2,3;
 [A]WO03026051  (SEKISUI CHEMICAL CO LTD [JP], et al) [A] 1-7 * the whole document *;
 [XA]WO03033566  (MITSUI CHEMICALS INC [JP], et al) [X] 1,2,4-7 [A] 3;
 [A]JP2003157862  (TOKUYAMA CORP) [A] 1-7 * the whole document *;
 [PAL]US2004053113  (NISHIKAWA OSAMU [JP], et al) [PAL] 1-7 * figures 2,4 * * paragraph [0001] * * paragraph [0009] - paragraph [0011] * * paragraphs [0014] , [0028] , [0029] , [0032] * * paragraph [0042] - paragraph [0045] * * paragraph [0077] - paragraph [0101] * * paragraph [0104] * * paragraph [0111] - paragraph [0113] * * paragraphs [0120] , [0170] ** paragraph [0184] - paragraph [0189] *;
 [L]EP1457511  (MITSUI CHEMICALS INC [JP]) [L] * paragraphs [0200] , [0205] * * paragraph [0228] - paragraph [0231] * * paragraph [0241] * * paragraph [0254] - paragraph [0261] * * paragraph [0306] *
by applicantUS6523699
 WO03026051
 WO03033566
 JP2003157862
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.