How many patents does
Managed Pressure Operations have?
patents
442
families
32
granted
83
applications
359
GB
79
US
61
WO
58
EP
37
CN
28
KR
1
RoW
178
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The report contains ten-year analysis with the following sections
- patent filing analysis
- worldwide filing analysis
- patent family analysis
- application analysis
- granted analysis
- classification analysis
- citation analysis
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Managed Pressure Operations
Top ten assignees appearing on patents
2009 - 2018
| managed pressure operations | 430 |
| managed pressure operations pte. | 4 |
2009
| managed pressure operations | 3 |
2018
| managed pressure operations | 28 |
Managed Pressure Operations
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| blow out preventer | 35 | 2011 |
| drill pipe | 25 | 2008 |
| drill pipe connector | 25 | 2009 |
| method of handling a gas influx in a riser | 20 | 2012 |
| apparatus for and method of drilling a subterranean borehole | 20 | 2009 |
| blowout preventer assembly | 20 | 2012 |
| drilling system and method of operating a drilling system | 19 | 2010 |
| method of and apparatus for drilling a subterranean borehole | 19 | 2010 |
| managed pressure drilling apparatus | 18 | 2010 |
| method of drilling a subterranean borehole | 15 | 2012 |