Priority Date: 14.12.11 (US 201161570508P)

LINER DRILLING USING TEMPORARILY SEALED LINER

  • Application ID: EP12857163
  • Status: APPLICATION DEEMED TO BE WITHDRAWN

Applicants

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Technology Company
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Technology Company

Attorney

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Specialization

This patent has the IPC class E21 (EARTH OR ROCK DRILLING; MINING) 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

  • 14.12.2011 - Priority Date (US 201161570508P)
  • 20.06.2013 - Publication A1 (WO2013090760)
  • 22.10.2014 - Publication A1 (EP2791459)

IPC Classification