How many patents does
Tesco Corporation have?
patents
844
families
145
granted
218
applications
626
US
244
WO
132
GB
132
EP
22
CN
5
JP
2
RoW
307
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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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12,000+
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patent families
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the following tables are just extracts from the report
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Tesco Corporation
Top ten assignees appearing on patents
2009
| tesco corporation | 40 |
| tesco corporation (us) | 17 |
| resco | 1 |
Tesco Corporation
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| pipe drive sealing system and method | 22 | 2011 |
| liner drilling and cementing system utilizing a concentric inner ring | 19 | 2007 |
| method of drilling and running casing in large diameter wellbore | 19 | 2009 |
| cutting assembly | 19 | 2010 |
| circumferential cams for mechanical case running tool | 15 | 2011 |
| control line securement method and system | 15 | 2011 |
| method of circulating while retrieving downhole tool in casing | 14 | 2008 |
| power slips | 14 | 2007 |
| joint solidification tool | 14 | 2012 |
| jetted underreamer assembly | 14 | 2009 |