Priority Date: 10.05.13 (US 201313891495)

Loudspeaker for eliminating a frequency response dip

  • Application ID: EP14167565
  • Status: The patent has been granted



Employment test 11 - 50 employees
Company dna westphal mussgnug and partner
operating since 1952
Headquarter in Villingen-Schwenningen and 1 office
active in Legal Services


This EP application has the IPC class H04 (ELECTRIC COMMUNICATION TECHNIQUE). Westphal Mussgnug & Partner 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.


  • 10.05.2013 - Priority Date (US 201313891495)
  • 12.11.2014 - Publication A1 (EP2802156)
  • 02.01.2019 - Publication B1 (EP2802156)

IPC Classification