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)

Core Competencies:

Expandable Eutectic Alloy

Downhole Chemical Heater

Gas-Actuated Dump Bailer

Thermally Deformable Packers

Combined Well Plug

Well Abandonment

Fishing Tool

Heat Sources

Well Management

Oil and Gas Completion

Open Hole Gravel Packs

Downhole Operations

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 technology company based in Warrington, UK, specializing in advanced engineering solutions and innovative product development. The organization focuses on creating cutting-edge technologies across various sectors, including telecommunications, electronics, and software development. With a commitment to research and development, Bisn Tec aims to deliver high-quality, reliable products that meet the evolving needs of its clients, fostering growth and innovation in the technology landscape.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

31 Patents

#2 in Warrington

#576 in United Kingdom

#21,238 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)

Please report any incorrect information to [email protected]

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