WELL DRILLING APPARATUS AND ASSEMBLING AND DISASSEMBLING METHOD
- Application ID: EP13731890
- Status: █ APPLICATION DEEMED TO BE WITHDRAWN
This EP application has the IPC class E21 (EARTH OR ROCK DRILLING; MINING). Barzanò & Zanardo is specialized in E21. Barzanò & Zanardo 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.
- 09.05.2012 - Priority Date (IT 2012TO00414)
- 14.11.2013 - Publication A2 (WO2013168064)
- 18.03.2015 - Publication A2 (EP2847414)