Priority Date: 18.10.11 (US 201161548572P)

Rock bolt sealing system

  • Application ID: EP12188863
  • Status: EXAMINATION REQUESTED

Attorney

Employment test 11 - 50 employees
Company dna wsl patentanwalte
operating since 1949
Headquarter in Wiesbaden
active in Legal Services and IP Consulting

Specialization

This EP application has the IPC class E21 (EARTH OR ROCK DRILLING; MINING). 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

  • 18.10.2011 - Priority Date (US 201161548572P)
  • 24.04.2013 - Publication A2 (EP2584140)
  • 23.09.2015 - Publication A3 (EP2584140)

IPC Classification