Priority Date: 01.08.12 (EP 20120305953)

Near-bit borehole opener tool and method of reaming

  • Application ID: EP13155472
  • Status: Request for examination was made



Employment test 51 - 200 employees
Company dna hoffmann eitle
operating since 1892
Headquarter in Munich and 6 offices
active in Legal Services and IP Portfolio Processing


This EP application has the IPC class E21 (EARTH OR ROCK DRILLING; MINING). Hoffmann Eitle PartmbB 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.


  • 01.08.2012 - Priority Date (EP 20120305953)
  • 05.02.2014 - Publication A2 (EP2692982)
  • 09.04.2014 - Publication A8 (EP2692982)
  • 26.07.2017 - Publication A3 (EP2692982)

IPC Classification