Priority Date: 15.10.13 (KR 20130122791)

Method for producing carbon paper for fuel cell gas diffusion layer by addition of conducting polymer and carbon paper for fuel cell gas diffusion layer produced by the method

  • Application ID: EP14150875
  • Status: The patent has been granted



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This EP application has the IPC combination D21 (PAPER-MAKING; PRODUCTION OF CELLULOSE) and H01 (BASIC ELECTRIC ELEMENTS). We found, that Berendt Leyh & Hering, Kransell & Wennborg KB, Botti & Ferrari SrL, Cabinet Flechner, Turun Patenttitoimisto Oy are specialized in this combination either. For a similar patent, they might be a good choice.


  • 15.10.2013 - Priority Date (KR 20130122791)
  • 22.04.2015 - Publication A1 (EP2863458)
  • 17.05.2017 - Publication B1 (EP2863458)