Assignee
BISN TEC LTD
GB·33 granted patents·7 pending applications·81 citations·filing 2013–2024
Top patents by PatentIndex Score
40 records- 0196US10113386B2Apparatus for use in well abandonmentBISN TEC LTD·Filed 2016·Granted Oct 30, 2018·11 cites·6 claims
- 0294US10309187B2Downhole fishing toolBISN TEC LTD·Filed 2015·Granted Jun 4, 2019·8 cites·13 claims
- 0394US10053950B2Controlled heat source based down-hole plugging tools and applicationsBISN TEC LTD·Filed 2016·Granted Aug 21, 2018·7 cites·45 claims
- 0492US11536111B2Downhole tool deployment assembly with improved heater removability and methods of employing suchBISN TEC LTD·Filed 2018·Granted Dec 27, 2022·5 cites·31 claims
- 0592US11428067B2Heat sources and alloys for use in down-hole applicationsBISN TEC LTD·Filed 2021·Granted Aug 30, 2022·1 cites·31 claims
- 0690US11401776B2Downhole operations relating to open hole gravel packs and tools for use thereinBISN TEC LTD·Filed 2017·Granted Aug 2, 2022·4 cites·15 claims
- 0790US11053771B2Downhole fishing toolBISN TEC LTD·Filed 2019·Granted Jul 6, 2021·3 cites·10 claims
- 0890US10145203B2System and method of using heat sources and alloys in down-hole applicationsBISN TEC LTD·Filed 2013·Granted Dec 4, 2018·8 cites·11 claims
- 0988US11199067B2Thermally deformable annular packersBISN TEC LTD·Filed 2018·Granted Dec 14, 2021·4 cites·37 claims
- 1088US10161215B2Apparatus for use in well abandonmentBISN TEC LTD·Filed 2013·Granted Dec 25, 2018·7 cites·13 claims
- 1187US11753897B2Down-hole chemical heater and methods of operating suchBISN TEC LTD·Filed 2017·Granted Sep 12, 2023·3 cites·17 claims
- 1286US11525326B2Downhole fishing toolBISN TEC LTD·Filed 2021·Granted Dec 13, 2022·1 cites·20 claims
- 1386US11492870B2Methods and apparatus for use in oil and gas well completionBISN TEC LTD·Filed 2019·Granted Nov 8, 2022·2 cites·10 claims
- 1485US10941630B2Heat sources and alloys for use in down-hole applicationsBISN TEC LTD·Filed 2018·Granted Mar 9, 2021·2 cites·13 claims
- 1584US10053951B2Method and apparatus for use in well abandonmentBISN TEC LTD·Filed 2017·Granted Aug 21, 2018·3 cites·22 claims
- 1683US11867020B2Expandable eutectic alloy based downhole tool and methods of deploying suchBISN TEC LTD·Filed 2018·Granted Jan 9, 2024·3 cites·20 claims
- 1783US10801301B2Releasable alloy system and method for well managementBISN TEC LTD·Filed 2019·Granted Oct 13, 2020·2 cites·7 claims
- 1882US10370931B2Methods and apparatus for use in oil and gas well completionBISN TEC LTD·Filed 2015·Granted Aug 6, 2019·2 cites·3 claims
- 1981US10961806B2Downhole well tools and methods of using suchBISN TEC LTD·Filed 2015·Granted Mar 30, 2021·2 cites·21 claims
- 2080US11525329B2Apparatus for use in well abandonmentBISN TEC LTD·Filed 2018·Granted Dec 13, 2022·0 cites·3 claims
- 2178US12312904B2Down-hole chemical heater and methods of operating suchBISN TEC LTD·Filed 2023·Granted May 27, 2025·0 cites·13 claims
- 2278US2024228400A1Chemical heat sources for use in down-hole operationsBISN TEC LTD·Filed 2024·Application pending·0 cites
- 2375US12359528B2Expandable eutectic alloy based downhole tool and methods of deploying suchBISN TEC LTD·Filed 2023·Granted Jul 15, 2025·0 cites·18 claims
- 2474US11578556B2Well casing/tubing disposalBISN TEC LTD·Filed 2015·Granted Feb 14, 2023·2 cites·17 claims
- 2574US10329872B2Method and apparatus for use in well abandonmentBISN TEC LTD·Filed 2018·Granted Jun 25, 2019·1 cites·14 claims
- 2672US12084942B2Downhole well tools and methods of using suchBISN TEC LTD·Filed 2021·Granted Sep 10, 2024·0 cites·7 claims
- 2768US11634963B2Thermally deformable annular packersBISN TEC LTD·Filed 2021·Granted Apr 25, 2023·0 cites·34 claims
- 2867US11434716B2Releasable alloy system and method for well managementBISN TEC LTD·Filed 2020·Granted Sep 6, 2022·0 cites·14 claims
- 2965US12110259B2Chemical heat sources for use in down-hole operationsBISN TEC LTD·Filed 2017·Granted Oct 8, 2024·0 cites·8 claims
- 3059US11634966B2Combined well plug/chemical heater assemblies for use in down-hole operations and associated heater cartridgesBISN TEC LTD·Filed 2017·Granted Apr 25, 2023·0 cites·5 claims
- 3154US12123278B2Plug with composite ends and method of forming and usingBISN TEC LTD·Filed 2021·Granted Oct 22, 2024·0 cites·14 claims
- 3249US12523119B2Downhole heating tools with increased heating capacity and associated tools and methodsBISN TEC LTD·Filed 2023·Granted Jan 13, 2026·0 cites·12 claims
- 3345US12338713B2One trip system to set an alloy seal and mill throughBISN TEC LTD·Filed 2023·Granted Jun 24, 2025·0 cites·14 claims
- 3444US2024102360A1Improvements relating to downhole heater assemblies and methods of operating suchBISN TEC LTD·Filed 2021·Application pending·0 cites
- 3543US12221857B2Gas-actuated dump bailerBISN TEC LTD·Filed 2022·Granted Feb 11, 2025·0 cites·25 claims
- 3639US2025034963A1Gas-generating chemical heating mixtures and downhole tool assemblies with chemical heaters employing suchBISN TEC LTD·Filed 2022·Application pending·0 cites
- 3737US2023349264A1Methods to repair well liner hangersBISN TEC LTD·Filed 2022·Application pending·0 cites
- 3834US2025003298A1Retrievable downhole heaterBISN TEC LTD·Filed 2022·Application pending·0 cites
- 3931US2023417121A1Single trip annular seal repair method and associated equipmentBISN TEC LTD·Filed 2021·Application pending·0 cites
- 4024US2024003221A1Multi-trip annular seal repair method and associated equipmentBISN TEC LTD·Filed 2021·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →