A YIELDING SPIRAL BOLT APPENDAGE FOR A ROCK BOLT

  • Application ID: EP10847636
  • Status: APPLICATION DEEMED TO BE WITHDRAWN

Attorney

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Specialization

This EP application has the IPC class E21 (EARTH OR ROCK DRILLING; MINING). Cunow Patentanwalts KG is specialized in E21. Cunow Patentanwalts KG is specialised in 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

  • 22.09.2011 - Publication A1 (WO2011113131)
  • 23.01.2013 - Publication A1 (EP2547867)

IPC Classification