Priority Date: 06.03.12 (WO 2012DE00217)

METHOD FOR TESTING THE TIGHTNESS OF THE ACCESS WELL OF AN UNDERGROUND CAVITY AND DEVICE FOR DECREASING CONVECTION AND DIFFUSION FLOW

  • Application ID: EP13712161
  • Status: GRANT OF PATENT INTENDED

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Specialization

This patent has the IPC combination E21 (EARTH OR ROCK DRILLING; MINING) and G01 (MEASURING; TESTING) is specialized in the combination E21 and G01. We found, that Coller IP Management Ltd, Zacco Denmark A/S, K2 IP Ltd, Bryn Aarflot AS, Patentanwälte Bungartz Tersteegen and 21 others are specialized in all of these IPC classes. For a similar patent, they might be a good choice.

Timeline

  • 06.03.2012 - Priority Date (WO 2012DE00217)
  • 12.09.2013 - Publication A2 (WO2013131914)
  • 14.01.2015 - Publication A2 (EP2823146)

IPC Classification