Priority Date: 15.08.06 (CN 200610115381)

Methods and apparatuses for forwarding data in case of a handover between GERAN/UTRAN systems using the Direct Tunnel solution

  • Application ID: EP14176466
  • Status: Examination is in progress


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This EP application has the IPC class H04 (ELECTRIC COMMUNICATION TECHNIQUE). Huawei Technologies Duesseldorf GmbH is specialized in H04. Huawei Technologies Duesseldorf GmbH 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.


  • 15.08.2006 - Priority Date (CN 200610115381)
  • 31.12.2014 - Publication A1 (EP2819350)

IPC Classification