Priority Date: 18.03.10 (US 20100315076P)

DROPPED CALL RE-ESTABLISHMENT SYSTEM WITH INTER-NETWORK CAPABILITIES

  • Application ID: EP11756936
  • Status: APPLICATION WITHDRAWN

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Specialization

This EP application has the IPC class H04 (ELECTRIC COMMUNICATION TECHNIQUE). Williams Powell is specialised in H04 (ELECTRIC COMMUNICATION TECHNIQUE). 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

  • 18.03.2010 - Priority Date (US 20100315076P)
  • 22.09.2011 - Publication A1 (WO2011116101)
  • 23.01.2013 - Publication A1 (EP2548403)

IPC Classification