How many patents does
Welltec have?
patents
2,225
families
233
granted
412
applications
1,813
EP
435
US
264
WO
214
CN
210
KR
5
RoW
1,097
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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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Welltec
Top ten assignees appearing on patents
2009 - 2018
| welltec | 1892 |
| titan specialities | 13 |
| hunting titan | 6 |
| weltec | 6 |
| welltec as (dk) | 6 |
| titan specialties | 4 |
| dkwelltec | 2 |
| well tech company | 1 |
| willtek corporation | 1 |
2009
| welltec | 36 |
Welltec
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| well completion | 30 | 2010 |
| scanning tool | 30 | 2009 |
| annular barrier and annular barrier system | 26 | 2009 |
| drilling head for reboring a stuck valve | 22 | 2007 |
| an inflow assembly | 19 | 2010 |
| an annular barrier | 19 | 2010 |
| downhole punch component | 19 | 2010 |
| setting tool | 19 | 2011 |
| a downhole injection tool | 19 | 2011 |
| pressure integrity testing system | 19 | 2011 |