Priority Date: 01.04.13 (US 201313854591)

Liquid depth-operated valve assembly for use in a zero gravity environment and method

  • Application ID: EP14162042
  • Status: The patent has been granted


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This EP application has the IPC combination B64 (AIRCRAFT; AVIATION; COSMONAUTICS) and F04 (POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS). We found, that Kanzlei Daub, Schneider Feldmann AG, Rolls-Royce plc, Lorenz & Kopf PartG mbB (LKGLOBAL) are specialized in this combination either. For a similar patent, they might be a good choice.


  • 01.04.2013 - Priority Date (US 201313854591)
  • 08.10.2014 - Publication A1 (EP2787217)
  • 06.12.2017 - Publication B1 (EP2787217)

IPC Classification