Assignee
WINTERHAWK WELL ABANDONMENT LTD
CA·3 granted patents·1 pending application·1 citations·filing 2016–2021
Technology mixE21B4
Top patents by PatentIndex Score
4 records- 0160US10329869B2Well abandonment tool and method of useWINTERHAWK WELL ABANDONMENT LTD·Filed 2016·Granted Jun 25, 2019·1 cites·25 claims
- 0251US11634967B2Method for well remediation and repairWINTERHAWK WELL ABANDONMENT LTD·Filed 2021·Granted Apr 25, 2023·0 cites·19 claims
- 0344US11585178B2Casing expander for well abandonmentWINTERHAWK WELL ABANDONMENT LTD·Filed 2018·Granted Feb 21, 2023·0 cites·19 claims
- 0435US2019153806A1Diagnostic tool for well abandonment toolWINTERHAWK WELL ABANDONMENT LTD·Filed 2017·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →