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Extract from the Register of European Patents

EP About this file: EP1246862

EP1246862 - METHOD FOR PRODUCING SULFONATED AROMATIC POLYMERS [Right-click to bookmark this link]
Former [2002/41]METHOD FOR PRODUCING SULFONATED AROMATIC POLYMERS AND USE OF THE PROCESS PRODUCTS FOR PRODUCING MEMBRANES
[2005/09]
StatusNo opposition filed within time limit
Status updated on  01.09.2006
Database last updated on 03.05.2025
Most recent event   Tooltip08.06.2007Lapse of the patent in a contracting state
New state(s): AT		published on 11.07.2007  [2007/28]
Applicant(s)For all designated states
Pemeas GmbH
65926 Frankfurt am Main / DE
[2004/40]
Former [2002/41]For all designated states
Celanese Ventures GmbH
65926 Frankfurt am Main / DE
Inventor(s)01 / CUI, Wei
Nelly-Sachs-Strasse 46
89134 Blaustein / DE
02 / SOCZKA-GUTH, Thomas
Rosenweg 6
89601 Schelklingen / DE
03 / FRANK, Georg
Stäudach 164
72074 Tübingen / DE
 [2002/41]
Representative(s)Mai, Oppermann & Partner i.L.
Patentanwälte
Postfach 3929
65029 Wiesbaden / DE
[N/P]
Former [2004/40]Luderschmidt, Schüler & Partner GbR
Patentanwälte, Postfach 3929
65029 Wiesbaden / DE
Application number, filing date00981353.608.12.2000
[2002/41]
WO2000EP12427
Priority number, dateDE199915928909.12.1999         Original published format: DE 19959289
[2002/41]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO0142336
Date:14.06.2001
Language:DE
[2001/24]
Type: A1 Application with search report 
No.:EP1246862
Date:09.10.2002
Language:DE
The application published by WIPO in one of the EPO official languages on 14.06.2001 takes the place of the publication of the European patent application.
[2002/41]
Type: B1 Patent specification 
No.:EP1246862
Date:26.10.2005
Language:DE
[2005/43]
Search report(s)International search report - published on:EP14.06.2001
ClassificationIPC:C08G65/48, C08G75/23, C08J5/22
[2002/41]
CPC:
C08J5/2256 (EP,US); C08G75/23 (EP,KR,US); B01D67/00091 (EP,KR,US);
B01D71/62 (EP,US); B01D71/68 (EP,US); B01D71/82 (EP,US);
C08G65/48 (EP,US); H01M8/1027 (EP,US); H01M8/103 (EP,US);
H01M8/1032 (EP,US); C08J2371/12 (EP,US); Y02E60/50 (EP);
Y02P70/50 (EP,US) (-)
Designated contracting statesAT,   BE,   CH,   CY,   DE,   DK,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE,   TR [2002/41]
TitleGerman:VERFAHREN ZUR HERSTELLUNG VON SULFONIERTEN AROMATISCHEN POLYMEREN[2005/09]
English:METHOD FOR PRODUCING SULFONATED AROMATIC POLYMERS[2005/09]
French:PROCEDE DE PRODUCTION DE POLYMERES AROMATIQUES SULFONES[2005/09]
Former [2002/41]VERFAHREN ZUR HERSTELLUNG VON SULFONIERTEN AROMATISCHEN POLYMEREN UND VERWENDUNG DER VERFAHRENSPRODUKTE ZUR HERSTELLUNG VON MEMBRANEN
Former [2002/41]METHOD FOR PRODUCING SULFONATED AROMATIC POLYMERS AND USE OF THE PROCESS PRODUCTS FOR PRODUCING MEMBRANES
Former [2002/41]PROCEDE DE PRODUCTION DE POLYMERES AROMATIQUES SULFONES ET UTILISATION DES PRODUITS DU PROCEDE POUR LA FABRICATION DE MEMBRANES
Entry into regional phase09.07.2002National basic fee paid 
09.07.2002Designation fee(s) paid 
09.07.2002Examination fee paid 
Examination procedure31.05.2001Request for preliminary examination filed
International Preliminary Examining Authority: EP
09.07.2002Examination requested  [2002/41]
13.07.2004Despatch of a communication from the examining division (Time limit: M04)
19.11.2004Reply to a communication from the examining division
07.02.2005Communication of intention to grant the patent
17.08.2005Fee for grant paid
17.08.2005Fee for publishing/printing paid
Opposition(s)27.07.2006No opposition filed within time limit [2006/40]
Fees paidRenewal fee
02.01.2003Renewal fee patent year 03
02.01.2004Renewal fee patent year 04
03.01.2005Renewal fee patent year 05
Opt-out from the exclusive  Tooltip
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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.
Lapses during opposition  TooltipFI26.10.2005
IE26.10.2005
NL26.10.2005
TR26.10.2005
AT08.12.2005
CY08.12.2005
CH31.12.2005
LI31.12.2005
LU31.12.2005
MC31.12.2005
DK26.01.2006
GR26.01.2006
ES06.02.2006
PT27.03.2006
[2007/28]
Former [2007/20]FI26.10.2005
IE26.10.2005
NL26.10.2005
TR26.10.2005
CY08.12.2005
CH31.12.2005
LI31.12.2005
LU31.12.2005
MC31.12.2005
DK26.01.2006
GR26.01.2006
ES06.02.2006
PT27.03.2006
Former [2007/09]FI26.10.2005
IE26.10.2005
NL26.10.2005
TR26.10.2005
CH31.12.2005
LI31.12.2005
LU31.12.2005
MC31.12.2005
DK26.01.2006
GR26.01.2006
ES06.02.2006
PT27.03.2006
Former [2007/03]FI26.10.2005
IE26.10.2005
NL26.10.2005
TR26.10.2005
CH31.12.2005
LI31.12.2005
MC31.12.2005
DK26.01.2006
GR26.01.2006
ES06.02.2006
PT27.03.2006
Former [2006/51]FI26.10.2005
IE26.10.2005
NL26.10.2005
TR26.10.2005
MC31.12.2005
DK26.01.2006
GR26.01.2006
ES06.02.2006
PT27.03.2006
Former [2006/40]FI26.10.2005
IE26.10.2005
NL26.10.2005
MC31.12.2005
DK26.01.2006
GR26.01.2006
ES06.02.2006
PT27.03.2006
Former [2006/38]FI26.10.2005
NL26.10.2005
DK26.01.2006
GR26.01.2006
ES06.02.2006
PT27.03.2006
Former [2006/35]FI26.10.2005
NL26.10.2005
DK26.01.2006
ES06.02.2006
PT27.03.2006
Former [2006/33]FI26.10.2005
NL26.10.2005
ES06.02.2006
PT27.03.2006
Former [2006/25]FI26.10.2005
NL26.10.2005
PT27.03.2006
Former [2006/23]FI26.10.2005
NL26.10.2005
Cited inInternational search[DY]FR2040950  (RHONE POULENC SA);
 [A]US3715323  (CRIVELLO J);
 [DY]EP0341473  (AKZO NV [NL]);
 [A]DE19526855  (BASF AG [DE]);
 [Y]WO9705191  (HOECHST AG [DE], et al);
 [A]EP0768330  (FRAUNHOFER GES FORSCHUNG [DE]);
 [A]DE19813613  (KERRES JOCHEN [DE], et al)
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.