Priority Date: 31.10.11 (JP 20110239161)

MESSAGE AUTHENTICATION METHOD IN COMMUNICATION SYSTEM AND COMMUNICATION SYSTEM

  • Application ID: EP12846706
  • Status: GRANT OF PATENT INTENDED

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Specialization

This patent has the IPC combination G09 (EDUCATING; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS) and H04 (ELECTRIC COMMUNICATION TECHNIQUE) is specialized in the combination G09 and H04. We found, that Müller Hoffmann & Partner, IPLodge bvba, Appleyard Lees Ltd, Venner Shipley LLP, Tampereen Patenttitoimisto Oy and 4 others are specialized in all of these IPC classes. For a similar patent, they might be a good choice.

Timeline

  • 31.10.2011 - Priority Date (JP 20110239161)
  • 10.05.2013 - Publication A1 (WO2013065689)
  • 10.09.2014 - Publication A1 (EP2775660)

IPC Classification