Priority Date: 01.03.07 (US 20070892320P)

Shoulder ring installation tools

  • Application ID: EP15155051
  • Status: The patent has been granted


Employment test 51 - 200 employees
Company dna d young and co llp
operating since 1891
Headquarter in London and 2 offices
active in Legal Services, IP Consulting, and IP Portfolio Processing


This EP application has the IPC combination E21 (EARTH OR ROCK DRILLING; MINING) and F16 (ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL). We found, that König Szynka Tilmann von Renesse Patentanwälte Partnerschaft mbB, Acapo AS, K2 IP Ltd, Bryn Aarflot AS, Habbel & Habbel Patentanwälte and 29 others are specialized in this combination either. For a similar patent, they might be a good choice.


  • 01.03.2007 - Priority Date (US 20070892320P)
  • 29.07.2015 - Publication A2 (EP2899362)
  • 23.12.2015 - Publication A3 (EP2899362)
  • 12.07.2017 - Publication B1 (EP2899362)