GB0912772D0
Methods for designing secondary cutting structures for a bottom hole assembly
Abstract
This record has no abstract on file.
Term
Projected expiry 22 July 2029.
- Priority
- Filed
- Published
- Today
- Projected expiry
154 members in 10 offices
Priority claims1
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Showing 100 of 154
1 legal event, as the office reported them to INPADOC
Events
| Event | Code | |
|---|---|---|
| Patent ceased through non-payment of renewal feeCeasedPCNP | PCNP |
Numbers
- Application
- 912772
Titles
- English
- Methods for designing secondary cutting structures for a bottom hole assembly
Classification
- CPC, 6
- E21B10/00
- G06F30/17
- E21B10/43
- E21B10/54
- E21B17/1014
- E21B44/00