Priority Date: 17.02.12 (JP 20120033272)

ECHO CANCELING APPARATUS, ECHO CANCELING METHOD, AND TELEPHONE COMMUNICATION APPARATUS

  • Application ID: EP13748795
  • Status: PATENT GRANTED

Applicants

Technology company logo small
Technology Company

Attorneys

no operation time available
3 offices
active in Legal Services
operating since 1888
1103.62
Headquarter in Amsterdam and 16 offices
active in Legal Services and IP Consulting

Specialization

This EP application has the IPC class H04 (ELECTRIC COMMUNICATION TECHNIQUE). Novagraaf and Novagraaf International S.A. are specialized in H04. Novagraaf International S.A., Novagraaf 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

  • 17.02.2012 - Priority Date (JP 20120033272)
  • 22.08.2013 - Publication A1 (WO2013121749)
  • 24.12.2014 - Publication A1 (EP2816734)
  • 10.05.2017 - Publication B1 (EP2816734)

IPC Classification