Piston device comprising a valve controlling the inlet of the piston device

  • Application ID: EP13306720
  • Status: The patent has been granted


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This EP application has the IPC class B29 (WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL) and B65 (CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL). We found, that Patentanwaltskanzlei Dr. Steiniger, Dr. Emil Benatov & Partners - Bulgarian Patent Attorney & Licensed Appraiser, BOHEST AG, Frei Patentanwaltsb├╝ro, Rentsch Partner AG and 95 others are specialized in this combination either. For a similar patent, they might be a good choice.


  • 17.06.2015 - Publication A1 (EP2883800)
  • 16.08.2017 - Publication B1 (EP2883800)

IPC Classification