Priority Date: 11.09.12 (EP 20120006395)

Method for constructing a traffic tunnel in segment design

  • Application ID: EP13183663
  • Status: The patent has been granted


Employment test 11 - 50 employees
Company dna uexkull and stolberg
operating since 1958
Headquarter in Hamburg and 1 office
active in Legal Services


This EP application has the IPC combination E02 (HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL-SHIFTING) and E21 (EARTH OR ROCK DRILLING; MINING). We found, that Acapo AS, Bryn Aarflot AS, Durm & Partner, Weber & Heim, Hansen und Heeschen and 8 others are specialized in this combination either. For a similar patent, they might be a good choice.


  • 11.09.2012 - Priority Date (EP 20120006395)
  • 12.03.2014 - Publication A1 (EP2706147)
  • 27.06.2018 - Publication B1 (EP2706147)

IPC Classification