Priority Date: 13.05.13 (KR 20130054062)

Apparatus for purifying organicelectroluminescent material and method for purifying organic compound

  • Application ID: EP14166693
  • Status: The patent has been granted


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This EP application has the IPC class B01 (PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL). Michalski Hüttermann & Partner is specialized in B01. Michalski Hüttermann & Partner is specialised in B01 (PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL). Here you find a list of all patent agent firms which are specialized in this IPC class. For a similar patent, they might be a good choice.


  • 13.05.2013 - Priority Date (KR 20130054062)
  • 19.11.2014 - Publication A1 (EP2803397)
  • 11.04.2018 - Publication B1 (EP2803397)

IPC Classification