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Extract from the Register of European Patents

EP About this file: EP4358196

EP4358196 - GAS DIFFUSION LAYER WITH LOW PLASTIC DEFORMABILITY AND HIGH SURFACE QUALITY AND METHOD FOR THE PRODUCTION THEREOF [Right-click to bookmark this link]
StatusThe application has been published
Status updated on  22.03.2024
Database last updated on 30.07.2024
Most recent event   Tooltip22.03.2024Publication in section I.1 EP Bulletinpublished on 24.04.2024  [2024/17]
Applicant(s)For all designated states
Carl Freudenberg KG
Höhnerweg 2-4
69469 Weinheim / DE
[2024/17]
Inventor(s)01 / BOCK, Achim
69469 Weinheim / DE
02 / KLEIN, Kristof
69469 Weinheim / DE
03 / RAKOUSKY, Christoph, Dr.
64372 Ober-Ramstadt / DE
04 / BARSCH, Hannes, Dr.
69123 Heidelberg / DE
05 / LÖBLE, Matthias, Dr.
68309 Mannheim / DE
06 / VON SPEE, Amélie
68165 Mannheim / DE
 [2024/17]
Application number, filing date23202959.511.10.2023
[2024/17]
Priority number, dateDE20221012723418.10.2022         Original published format: DE102022127234
[2024/17]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP4358196
Date:24.04.2024
Language:DE
[2024/17]
Search report(s)(Supplementary) European search report - dispatched on:EP04.03.2024
ClassificationIPC:H01M4/86, H01M4/88, H01M8/1018, // H01M8/10
[2024/17]
CPC:
H01M4/8807 (EP); H01M4/8657 (EP); H01M4/8896 (EP);
H01M8/1018 (EP); H01M2008/1095 (EP); H01M4/8882 (EP)
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,   ME,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2024/17]
Extension statesBANot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:GASDIFFUSIONSLAGE MIT GERINGER PLASTISCHER VERFORMBARKEIT UND HOHER OBERFLÄCHENGÜTE UND VERFAHREN ZU IHRER HERSTELLUNG[2024/17]
English:GAS DIFFUSION LAYER WITH LOW PLASTIC DEFORMABILITY AND HIGH SURFACE QUALITY AND METHOD FOR THE PRODUCTION THEREOF[2024/17]
French:COUCHE DE DIFFUSION GAZEUSE À FAIBLE DÉFORMABILITÉ PLASTIQUE ET À HAUTE QUALITÉ DE SURFACE ET SON PROCÉDÉ DE FABRICATION[2024/17]
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Documents cited:Search[XI]US2013029246  (AKIYAMA TAKASHI [JP]) [X] 1-7,10-14 * paragraphs [0166] - [0173] * [I] 8,9;
 [XI]US2013337366  (BLANCHET SCOTT [US], et al) [X] 1,2,10-14 * claims 1-8 * * paragraphs [0003] , [0004] , [0037] - [0040] - [0049] , [0052] - [0056] *[I] 3-9;
 [XI]WO2020165074  (AVANTIUM KNOWLEDGE CENTRE BV [NL]) [X] 1-6,10-14 * paragraphs [0052] - [0064] * * claims 1-14 * [I] 7-9;
 [XDI]EP3957789  (TORAY INDUSTRIES [JP]) [XD] 1-3,6,9-14 * claims 1-15 * [I] 4,5,7,8;
 [XI]CN114361545  (PEI SUPENG) [X] 1-3,10-14 * abstract * * claims 7,8 * [I] 4-9;
 [XI]CN114430050  (SHANDONG RONFENG SPECIAL MAT CO LTD) [X] 1-3,5,10-14 * claims 1-10 * * abstract * [I] 4,6-9
by applicantJP2007242378
 EP3276718
 EP3396753
 US2019344405
 WO2020165075
 WO2022002932
 EP3957789
    - H. FUCHSW. ALBRECHT, Vliesstoffe, Wiley-VCH, vol. 2
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.