Priority Date: 21.12.11 (EP 20110194954)

AN ANNULAR BARRIER WITH A SELF-ACTUATED DEVICE

  • Application ID: EP12813834
  • Status: EXAMINATION IN PROGRESS

Applicant

Technology company logo small
Technology Company

Attorney

Employment test 11 - 50 employees
Company dna hoffmann dragsted as
operating since 2008
Headquarter in Copenhagen and 2 offices
active in Legal Services, IP Consulting, and IP Portfolio Processing

Specialization

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

  • 21.12.2011 - Priority Date (EP 20110194954)
  • 27.06.2013 - Publication A1 (WO2013092805)
  • 29.10.2014 - Publication A1 (EP2795049)

IPC Classification