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Extract from the Register of European Patents

EP About this file: EP1407525

EP1407525 - FLOURINATED IONOMERS AND METHOD FOR THEIR PREPARATION [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  21.07.2006
Database last updated on 14.11.2024
Most recent event   Tooltip20.06.2008Change - applicantpublished on 23.07.2008  [2008/30]
Applicant(s)For all designated states
E. I. du Pont de Nemours and Company
1007 Market Street
Wilmington, DE 19898 / US
[N/P]
Former [2008/30]For all designated states
E.I. DU PONT DE NEMOURS AND COMPANY
1007 Market Street
Wilmington DE 19898 / US
Former [2005/37]For all designated states
E. I. du Pont de Nemours and Company
1007 Market Street Wilmington
Delaware 19898 / US
Former [2004/16]For all designated states
E. I. du Pont de Nemours and Company
1007 Market Street
Wilmington, Delaware 19898 / US
Inventor(s)01 / BEKIARIAN, Paul, Gregory
2621 Kimbrough Drive
Wilmington, DE 19810 / US
02 / FARNHAM, William, Brown
123 Dewberry Drive
Hockessin, DE 19707 / US
 [2004/16]
Representative(s)Towler, Philip Dean, et al
Dehns
St Bride's House
10 Salisbury Square
London EC4Y 8JD / GB
[N/P]
Former [2004/16]Towler, Philip Dean, et al
Frank B. Dehn & Co., European Patent Attorneys, 179 Queen Victoria Street
London EC4V 4EL / GB
Application number, filing date02749843.509.07.2002
[2004/16]
WO2002US21527
Priority number, dateUS20010305128P13.07.2001         Original published format: US 305128 P
[2004/16]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report
No.:WO03007453
Date:23.01.2003
Language:EN
[2003/04]
Type: A2 Application without search report 
No.:EP1407525
Date:14.04.2004
Language:EN
The application published by WIPO in one of the EPO official languages on 23.01.2003 takes the place of the publication of the European patent application.
[2004/16]
Type: B1 Patent specification 
No.:EP1407525
Date:14.09.2005
Language:EN
[2005/37]
Search report(s)International search report - published on:EP08.05.2003
ClassificationIPC:H02J1/00
[2004/16]
CPC:
H01M8/1083 (EP,US); C08F8/44 (EP,KR,US); C08J5/18 (EP,US);
C08J5/20 (EP,US); H01M8/1023 (EP,US); H01M8/1039 (EP,US);
H01M8/1088 (EP,US); Y02E60/10 (EP); Y02E60/50 (EP);
Y02P70/50 (EP,US) (-)
C-Set:
C08F8/44, C08F214/18 (EP,US)
Designated contracting statesDE,   FR,   GB [2005/37]
Former [2004/16]AT,  BE,  BG,  CH,  CY,  CZ,  DE,  DK,  EE,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE,  SK,  TR 
Extension statesALNot yet paid
LTNot yet paid
LVNot yet paid
MKNot yet paid
RONot yet paid
SINot yet paid
TitleGerman:FLUORIERTE IONOMERE SOWIE VERFAHREN ZU IHRER HERSTELLUNG[2004/16]
English:FLOURINATED IONOMERS AND METHOD FOR THEIR PREPARATION[2004/16]
French:PROCEDE POUR FORMER DES IONOMERES FLUORES[2004/16]
Entry into regional phase21.01.2004National basic fee paid 
21.01.2004Designation fee(s) paid 
21.01.2004Examination fee paid 
Examination procedure27.01.2003Request for preliminary examination filed
International Preliminary Examining Authority: EP
21.01.2004Examination requested  [2004/16]
21.02.2005Communication of intention to grant the patent
11.05.2005Fee for grant paid
11.05.2005Fee for publishing/printing paid
Opposition(s)15.06.2006No opposition filed within time limit [2006/34]
Fees paidRenewal fee
21.01.2004Renewal fee patent year 03
13.07.2005Renewal fee patent year 04
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Cited inInternational search[A]US4661231  (MATSUI KIYOHIDE [JP], et al) [A] 1-19* claim 7 *;
 [A]US6025092  (DOYLE CHRISTOPHER MARC [US], et al) [A] 1-19 * claim 1 *
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.