AN ELECTROMAGNETIC ACTUATOR FOR A BLOWOUT PREVENTER
- Application ID: EP13806163
- Status: █ The patent has been granted
This EP application has the IPC class E21 (EARTH OR ROCK DRILLING; MINING). Shell International B.V. is specialized in E21. Shell International B.V. is specialised in E21 (EARTH OR ROCK DRILLING; MINING). 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.
- 20.06.2012 - Priority Date (US 201261661918P)
- 27.12.2013 - Publication A1 (WO2013192154)
- 29.04.2015 - Publication A1 (EP2864579)
- 23.08.2017 - Publication B1 (EP2864579)