Priority Date: 31.01.06 (JP 20060023422)

Voice conference device

  • Application ID: EP07706924
  • Status: No opposition filed within time limit


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This EP application has the IPC class G10 (MUSICAL INSTRUMENTS; ACOUSTICS) and H04 (ELECTRIC COMMUNICATION TECHNIQUE). We found, that Westphal Mussgnug & Partner, Kehl Ascherl Liebhoff & Ettmayr, Kahler Käck Mollekopf, Hofstetter Schurack & Partner Patent- und Rechtsanwaltskanzlei PartG mbB, Schoppe, Zimmermann, Stöckeler, Zinkler Schenk & Partner mbB and 9 others are specialized in this combination either. For a similar patent, they might be a good choice.


  • 31.01.2006 - Priority Date (JP 20060023422)
  • 09.08.2007 - Publication A1 (WO2007088730)
  • 24.12.2008 - Publication A2 (EP2007168)
  • 08.07.2009 - Publication A9 (EP2007168)
  • 26.06.2013 - Publication B1 (EP2007168)