Priority Date: 21.08.12 (US 201261691484P)

BITUMEN RECOVERY PROCESS

  • Application ID: EP13831655
  • Status: APPLICATION DEEMED TO BE WITHDRAWN

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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

  • 21.08.2012 - Priority Date (US 201261691484P)
  • 27.02.2014 - Publication A1 (WO2014029009)
  • 01.07.2015 - Publication A1 (EP2888439)