Priority Date: 15.10.12 (US 201261713945P)

METHOD AND APPARATUS FOR PRODUCING SOUND PULSES WITHIN BORE HOLES

  • Application ID: EP13847095
  • Status: The patent has been granted

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Specialization

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

  • 15.10.2012 - Priority Date (US 201261713945P)
  • 24.04.2014 - Publication A1 (WO2014062528)
  • 19.08.2015 - Publication A1 (EP2906784)
  • 06.09.2017 - Publication B1 (EP2906784)

IPC Classification