Priority Date: 14.09.07 (US 20070993902P)

Locking of a friction coupling assembly using a return valve

  • Application ID: EP08014961
  • Status: No opposition filed within time limit

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Specialization

This EP application has the IPC class F16 (ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION 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.

Timeline

  • 14.09.2007 - Priority Date (US 20070993902P)
  • 18.03.2009 - Publication A2 (EP2037144)
  • 01.07.2009 - Publication A3 (EP2037144)
  • 14.05.2014 - Publication B1 (EP2037144)

IPC Classification