Priority Date: 22.06.11 (FR 20110055483)

UNCOUPLING DEVICE FOR CONNECTING A DRILLING TOOL TO THE END OF A DRILLING COLUMN AND A DRILLING SYSTEM COMPRISING SUCH AN UNCOUPLING DEVICE

  • Application ID: EP12730882
  • Status: GRANT OF PATENT INTENDED

Attorney

no operation time available
689.93
1 office
active in Legal Services

Specialization

This patent has the IPC class E21 (EARTH OR ROCK DRILLING; MINING) KOB NV is specialized in E21. 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

  • 22.06.2011 - Priority Date (FR 20110055483)
  • 27.12.2012 - Publication A1 (WO2012175572)
  • 03.12.2014 - Publication A1 (EP2807328)

IPC Classification