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Extract from the Register of European Patents

EP About this file: EP4130343

EP4130343 - TITANIUM SUBSTRATE, METHOD FOR PRODUCING TITANIUM SUBSTRATE, ELECTRODE FOR WATER ELECTROLYSIS, AND WATER ELECTROLYSIS DEVICE [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  06.01.2023
Database last updated on 14.09.2024
FormerThe international publication has been made
Status updated on  08.06.2022
Most recent event   Tooltip08.03.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
Mitsubishi Materials Corporation
2-3, Marunouchi 3-chome
Chiyoda-ku
Tokyo 100-8117 / JP
[2023/06]
Inventor(s)01 / SANO Yosuke
c/o MITSUBISHI MATERIALS CORPORATION, Central
Research Institute, 600, Kitabukuro-cho 1-chome
Omiya-ku
Saitama-shi, Saitama 330-8508 / JP
02 / OHMORI Shinichi
c/o MITSUBISHI MATERIALS CORPORATION, Central
Research Institute, 600, Kitabukuro-cho 1-chome
Omiya-ku
Saitama-shi, Saitama 330-8508 / JP
 [2023/06]
Representative(s)Hoffmann Eitle
Patent- und Rechtsanwälte PartmbB
Arabellastraße 30
81925 München / DE
[2023/06]
Application number, filing date21774945.625.03.2021
[2023/06]
WO2021JP12678
Priority number, dateJP2020005627726.03.2020         Original published format: JP 2020056277
[2023/06]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021193857
Date:30.09.2021
Language:JA
[2021/39]
Type: A1 Application with search report 
No.:EP4130343
Date:08.02.2023
Language:EN
[2023/06]
Search report(s)International search report - published on:JP30.09.2021
ClassificationIPC:C25B11/055, C01G23/04, C25B9/00, C25B11/03
[2023/06]
CPC:
C25B1/04 (EP,US); C25B11/063 (EP,US); C25B11/02 (EP);
C25B11/031 (EP,US); C25B11/052 (EP); C25B11/077 (EP);
C25B9/23 (EP); Y02E60/36 (EP); Y02E60/50 (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,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2023/06]
TitleGerman:TITANSUBSTRAT, VERFAHREN ZUR HERSTELLUNG EINES TITANSUBSTRATS, ELEKTRODE FÜR WASSERELEKTROLYSE UND WASSERELEKTROLYSEVORRICHTUNG[2023/06]
English:TITANIUM SUBSTRATE, METHOD FOR PRODUCING TITANIUM SUBSTRATE, ELECTRODE FOR WATER ELECTROLYSIS, AND WATER ELECTROLYSIS DEVICE[2023/06]
French:SUBSTRAT EN TITANE, PROCÉDÉ DE FABRICATION DE SUBSTRAT EN TITANE, ÉLECTRODE POUR ÉLECTROLYSE DE L'EAU ET DISPOSITIF D'ÉLECTROLYSE DE L'EAU[2023/06]
Entry into regional phase22.09.2022Translation filed 
22.09.2022National basic fee paid 
22.09.2022Search fee paid 
22.09.2022Designation fee(s) paid 
22.09.2022Examination fee paid 
Examination procedure22.09.2022Examination requested  [2023/06]
Fees paidRenewal fee
15.03.2023Renewal fee patent year 03
08.03.2024Renewal fee patent year 04
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Cited inInternational search[Y]WO2018139613  (ASAHI CHEMICAL IND [JP]) [Y] 1-8 * paragraph [0057] *;
 [Y]JP2019143235  (ASAHI KASEI CORP, et al) [Y] 1-8* paragraphs [0039]-[0041], [0044] *;
 [Y]JP2019157273  (MITSUBISHI MATERIALS CORP) [Y] 1-8 * paragraphs [0009], [0011]-[0013], [0015], [0038], [0049], [0073] *
by applicantJP2003082405
 JP2003226992
 JP2006138005
 JP2010135316
 JP2010236083
 JP5831670B
 JP2019157273
 JP2020056277
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.