Priority Date: 16.03.12 (FR 20120052384)

DEVICE FOR INSULATING A PORTION OF A WELL

  • Application ID: EP13704731
  • Status: APPLICATION WITHDRAWN

Attorney

Employment test 201 - 500 employees
Company dna regimbeau
operating since 1931
Headquarter in Paris and 8 offices
active in Legal Services and IP Consulting

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

  • 16.03.2012 - Priority Date (FR 20120052384)
  • 19.09.2013 - Publication A1 (WO2013135415)
  • 21.01.2015 - Publication A1 (EP2825722)

IPC Classification