ROTATING CONTROL DEVICE HAVING SEAL RESPONSIVE TO OUTER DIAMETER CHANGES

  • Application ID: EP12884551
  • Status: GRANT OF PATENT INTENDED

Applicant

Attorney

Employment test 51 - 200 employees
Company dna hoffmann eitle
operating since 1892
Headquarter in Munich and 4 offices
active in Legal Services and IP Portfolio Processing

Specialization

This patent 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) is specialized in the combination E21 and F16. We found, that König Szynka Tilmann von Renesse Patentanwälte Partnerschaft mbB, Keltie LLP, Acapo AS, K2 IP Ltd, Patentanwälte Bungartz Tersteegen and 28 others are specialized in all of these IPC classes. For a similar patent, they might be a good choice.

Timeline

  • 20.03.2014 - Publication A1 (WO2014042631)
  • 20.05.2015 - Publication A1 (EP2872732)

IPC Classification