For the Inventor, By the Inventor

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Warrington, United Kingdom

Bisn Tec Ltd.

USPTO Granted Patents = 31

CIPO Patents = 7

EPO Patents = 35

Trademarks = 2

Forward Citations = 60

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12 inventors (with patents filed for the assignee):

Paul Carragher (28 out of 30 patents)

Leo Richards (4 out of 5 patents)

Lance D Underwood (4 out of 4 patents)

4. Sylvain Bedouet (3 out of 31 patents)

5. Billy Clark (1 out of 2 patents)

6. Paul Carragher (1 out of 2 patents)

7. Andre Levchenko (1 out of 1 patent)

8. Didhiti Talapatra (1 out of 2 patents)

9. Bobby Chancellor (1 out of 2 patents)

10. Matt Naylor (1 out of 1 patent)

11. Jake Dearmon (1 out of 1 patent)

12. Matthew Naylor (1 out of 1 patent)

13. Ray Owen (3 patents)

14. Didhiti Talapatra (0 patent)

15. Bobby Chancellor (0 patent)

31 patents: Sort by Forward Citations

1. 12359528 - Expandable eutectic alloy based downhole tool and methods of deploying such (2025-07-15),

2. 12338713 - One trip system to set an alloy seal and mill through (2025-06-24),

3. 12312904 - Down-hole chemical heater and methods of operating such (2025-05-27),

4. 12221857 - Gas-actuated dump bailer (2025-02-11),

5. 12123278 - Plug with composite ends and method of forming and using (2024-10-22),

6. 12110259 - Chemical heat sources for use in down-hole operations (2024-10-08),

7. 12084942 - Downhole well tools and methods of using such (2024-09-10),

8. 11867020 - Expandable eutectic alloy based downhole tool and methods of deploying such (2024-01-09),

9. 11634966 - Combined well plug/chemical heater assemblies for use in down-hole operations and associated heater cartridges (2023-04-25),

10. 11634963 - Thermally deformable annular packers (2023-04-25),

11. 11578556 - Well casing/tubing disposal (2023-02-14),

12. 11536111 - Downhole tool deployment assembly with improved heater removability and methods of employing such (2022-12-27),

13. 11525329 - Apparatus for use in well abandonment (2022-12-13),

14. 11525326 - Downhole fishing tool (2022-12-13),

15. 11492870 - Methods and apparatus for use in oil and gas well completion (2022-11-08),

BiSN Tec Ltd. is a leading provider of innovative metal-to-metal downhole sealing solutions for the oil and gas industry. Our patented technology offers safer, more reliable, and cost-effective alternatives to traditional methods of well completion and intervention. With a focus on reducing carbon footprint and enhancing sustainability, we deliver value to our clients through our environmentally friendly and economically viable solutions. Visit our website for more information.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

31 Patents

#2 in Warrington

#576 in United Kingdom

#21,196 in the World

Warrington, United Kingdom

Bisn Tec Ltd.

Forward Citations = 60

12 inventors:

Paul Carragher (28 out of 30 patents)

Leo Richards (4 out of 5 patents)

Lance D Underwood (4 out of 4 patents)

4. Sylvain Bedouet (3 out of 31 patents)

5. Billy Clark (1 out of 2 patents)

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