Priority Date: 12.03.13 (DK 20130070147)

A roof window system comprising a roof window and a ventilation assembly, and method of operating the ventilation assembly in the roof window

  • Application ID: EP14159238
  • Status: Request for examination was made


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This EP application has the IPC class E04, E06, and F24. We found, that Sperling Fischer & Heyner, Riederer Hasler & Partner Patentanwälte AG, Patentanwälte Dr. Keller & Schwertfeger, Kroher & Strobel Rechts- und Patentanwälte PartmbB, Vonnemann Kloiber & Kollegen and 20 others are specialized in this combination either. For a similar patent, they might be a good choice.


  • 12.03.2013 - Priority Date (DK 20130070147)
  • 01.10.2014 - Publication A2 (EP2784240)
  • 26.10.2016 - Publication A3 (EP2784240)

IPC Classification