How many patents does
M-I Drilling Fluids Uk have?
patents
556
families
82
granted
81
applications
475
US
103
GB
98
WO
94
EP
50
CN
14
JP
1
RoW
196
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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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M-I Drilling Fluids Uk
Top ten assignees appearing on patents
2009 - 2018
2009
| m-i drilling fluids uk | 22 |
| m-i swaco | 7 |
| stepan uk | 1 |
| m-i production chemicals uk | 1 |
M-I Drilling Fluids Uk
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| method of forming an agent and its use in desulphurisation | 18 | 2006 |
| well treatment fluid | 15 | 2009 |
| degradable non-aqueous gel systems | 14 | 2008 |
| modular tool for wellbore cleaning | 14 | 2010 |
| screen frame | 13 | 2012 |
| invert silicate fluids for wellbore strengthening | 13 | 2007 |
| particles for use in wellbore fluids | 12 | 2011 |
| methods for granular scavenger material transfer | 12 | 2009 |
| chrome free water-based wellbore fluid | 12 | 2008 |
| screen having frame members with angled surface(s) | 12 | 2013 |