Priority Date: 20.12.12 (CN 20121556804)

ECHO CANCELLATION DEVICE AND METHOD FOR SMALL-SCALE HANDS-FREE VOICE COMMUNICATION SYSTEM

  • Application ID: EP13864322
  • Status: The patent has been granted

Applicant

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Technology Company

Attorneys

Company dna lorenz and kopf partg mbb
no operation time available
5 offices
active in Legal Services
Company dna kopf westenberger wachenhausen
no operation time available
1 office
active in Legal Services
Employment test 51 - 200 employees
Company dna maiwald patentanwalts gmbh
operating since 1995
Headquarter in Munich and 4 offices
active in Legal Services and IP Consulting

Specialization

This EP application has the IPC class H04 (ELECTRIC COMMUNICATION TECHNIQUE). Maiwald Patentanwalts GmbH is specialized in H04. 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

  • 20.12.2012 - Priority Date (CN 20121556804)
  • 26.06.2014 - Publication A1 (WO2014094359)
  • 08.04.2015 - Publication A1 (EP2858338)
  • 23.08.2017 - Publication B1 (EP2858338)

IPC Classification