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Patents

Developing unmatched Performance Barrier Technologies that deliver a superior seal that endures demands original thinking in materials science, engineering and manufacturing. That’s why BiSN’s, tools, systems, devices, methods, and services, are covered by one or more of the following patents or patent applications. This focus on original thinking has led to BiSN recently receiving its 100th technology patent.

Approved Patents

  1. United States (21)
  2. Canada (6)
  3. United Kingdom (27)
  4. Australia (2)
  5. Norway (20)
  6. France (9)
  7. Netherlands (4)
  8. Saudi Arabia (2)
  9. Malaysia (1)
  10. Denmark (14)
  11. Germany (6)
  12. Brazil (1)
  13. Italy (7)
  14. Brunei Darussalam (3)

United States

Patent Title
Patent Number
Heat sources and alloys for use in down-hole applications
US 11428067
Downhole operations relating to open hole gravel packs and tools for use therein
US 11401776
Apparatus for Use in Well Abandonment
US 11525329
A downhole tool deployment assembly with improved heater removability and methods of employing such
US 11536111
Releasable alloy system and method for well management
US 11434716
Downhole Fishing Tool
US 11525326
Method and apparatus for use in well abandonment
US 9708882
Controlled heat source based down-hole plugging tools and applications
US 10053950
Method and apparatus for use in well abandonment
US 10053951
Apparatus for use in well abandonment
US 10113386
System and method of using heat sources and alloys in down-hole applications
US 10145203
Apparatus for use in well abandonment
US 10161215
Downhole fishing tool
US 10309187
Method and apparatus for use in well abandonment
US 10329872
Methods and apparatus for use in oil and gas well completion
US 10370931
Releasable alloy system and method for well management
US 10801301
Heat sources and alloys for use in down-hole applications
US 10941630
Downhole well tools and methods of using such
US 10961806
Downhole fishing tool
US 11053771
Thermally deformable annular packers
US 11199067
Method and Apparatus for Use in Well Abandonment
US 11492870

Canada

Patent Title
Patent Number
Apparatus for use in well abandonment
CA 3100147
Methods and apparatus for use in oil and gas well completion
CA 2987506
Method and apparatus for use in well abandonment
CA 2836418
Heat sources and alloys for use in down-hole applications
CA 2934192
Apparatus for use in well abandonment
CA 2934194
A downhole fishing tool
CA 2987496

United Kingdom

Patent Title
Patent Number
An expandable eutectic alloy based downhole tool and methods of deploying such
GB 2568519
Methods and Apparatus for Use in Oil and Gas Well Completion
GB 3180491
Down-hole chemical heater and methods of operating such
GB 3464802
Downhole straddle tools
GB 3578749
Apparatus for use in well abandonment
GB 3179029
Apparatus for use in well abandonment
GB 3241982
A downhole tool deployment assembly with improved heater removability and methods of employing such
GB 2562811
Chemical heat sources for use in down-hole operations
GB 2563552
Well casing/tubing disposal
GB 2584809
Apparatus for use in well abandonment
GB 2935764
Method and apparatus for use in well abandonment
GB 2480869
Well casing/tubing disposal
GB 2524905
Methods and apparatus for use in oil and gas well completion
GB 2529275
Heat sources and alloys for use in down-hole operations
GB 2549982
A down-hole chemical heater
GB 2550052
Combined well plug/chemical heater assemblies for use in down-hole operations and associated heater cartridges
GB 2550624
Down-hole chemical heater and methods of operating such
GB 2551693
Improvements relating to thermally deformable annular Packers
GB 2561255
Improvements relating to thermally deformable annular packers
GB 2562208
Method and apparatus for use in well abandonment
GB 2576968
Heat sources and alloys for use in down-hole applications
GB 2935766
Well casing/tubing disposal
GB 3126616
A downhole fishing tool
GB 3126617
Method and apparatus for use in well abandonment
GB 3604732
Heat sources and alloys for use in down-hole applications
GB 3179030
Downhole well tools and methods of using such
GB 3180492
Well casing/tubing disposal
GB 3514321

Australia

Patent Title
Patent Number
Chemical heat sources for use in down-hole operations
AU 2017261436
Down-hole chemical heater and methods of operating such
AU 2017270919

Norway

Patent Title
Patent Number
Methods and Apparatus for Use in Oil and Gas Well Completion
NO 3180491
An expandable eutectic alloy based downhole tool and methods of deploying such
NO 3710671
Chemical Heat Sources for Use in Down-Hole Operations
NO 3779120
Method and apparatus for use in well abandonment
NO 3862529
Well casing/tubing disposal
NO 3514321
Downhole well tools and methods of using such
NO 3180492
Apparatus for use in well abandonment
NO 3241982
Chemical heat sources for use in down-hole operations
NO 3452690
Method and apparatus for use in well abandonment
NO 2576968
Apparatus for use in well abandonment
NO 2935764
Heat sources and alloys for use in down-hole applications
NO 2935766
Well casing/tubing disposal
NO 3126616
A downhole fishing tool
NO 3126617
Method and apparatus for use in well abandonment
NO 3176360
Apparatus for use in well abandonment
NO 3179029
Heat sources and alloys for use in down-hole applications
NO 3179030
Method and apparatus for use in well abandonment
NO 3604732
Improvements relating to thermally deformable annular packers
NO 3607171
Chemical heat sources for use in down-hole operations
NO 3452690
Down-hole chemical heater and methods of operating such
NO 3464802

France

Patent Title
Patent Number
Downhole well tools and methods of using such
FR 3180492
Method and apparatus for use in well abandonment
FR 2576968
Apparatus for use in well abandonment
FR 2935764
Heat sources and alloys for use in down-hole applications
FR 2935766
Well casing/tubing disposal
FR 3126616
A downhole fishing tool
FR 3126617
Heat sources and alloys for use in down-hole applications
FR 3179030
Chemical heat sources for use in down-hole operations
FR 3452690
Well casing/tubing disposal
3514321

Netherlands

Patent Title
Patent Number
Methods and Apparatus for Use in Oil and Gas Well Completion
NL 3180491
Down-hole chemical heater and methods of operating such
NL 3464802
Chemical heat sources for use in down-hole operations
NL 3452690
Chemical heat sources for use in down-hole operations
NL 3779120

Saudi Arabia

Patent Title
Patent Number
Downhole Well Tools and Methods of Using Such
SA 517380902
Methods and Apparatus for Use in Oil and Gas Well Completion
SA 517380901

Malaysia

Patent Title
Patent Number
Chemical reaction heat sources, methods of manufacturing such and down-hole heaters employing said heat source
MY 193903

Denmark

Patent Title
Patent Number
Downhole well tools and methods of using such
DK 3578749
An expandable alloy based downhole tool and methods of deploying such
DK 3710671
HEAT SOURCES AND ALLOYS FOR USE IN BORROWTH USES
DK 3179030
DRILLING TOOLS AND METHODS FOR USING SUCH
DK 3180492
Apparatus for use in closure of wells
DK 3241982
CHEMICAL HEAT SOURCES FOR USE IN BOREHOLE USES
DK 3452690
CHEMICAL SOURCE FOR BORING HOLE AND PROCEDURE FOR OPERATING SUCH
DK 3464802
DISPOSAL OF WELL LINING OR PIPES
DK 3514321
Method and apparatus for use in giving up a well
DK 2576968
Apparatus for use in closure of wells
DK 2935764
Heat sources and alloys for use in underground borehole applications
DK 2935766
DISPOSAL OF LOW LINING OR PIPES
DK 3126616
Collection tool for use in a borehole
DK 3126617
Well casing/tubing disposal
DK 3126616

Germany

Patent Title
Patent Number
Methods and apparatus for use in oil and gas well completion
DE 3180491
A downhole fishing tool
DE 3126617
Heat sources and alloys for use in down-hole applications
DE 3179030
Downhole well tools and methods of using such
DE 3180492
Chemical heat sources for use in down-hole operations
DE 3452690
Method and apparatus for use in well abandonment
DE 2576968

Brazil

Patent Title
Patent Number
Chemical heat sources for use in down-hole operations
BR 112018072670 B1

Italy

Patent Title
Patent Number
Method and apparatus for use in well abandonment
IT 2576968
Apparatus for use in well abandonment
IT 2935764
Heat sources and alloys for use in down-hole applications
IT 2935766
Well casing/tubing disposal
IT 3126616
A downhole fishing tool
IT 3126617
Heat sources and alloys for use in down-hole applications
IT 3179030
Downhole well tools and methods of using such
IT 3180492

Brunei Darussalam

Patent Title
Patent Number
Chemical heat sources for use in down-hole applications
BN/N/0101/2018
Downhole well tools and methods of operating such
BN/N/0106/2018
Combined well plug/chemical heater assemblies for use in down-hole operations and associated heater cartridges
BN/N/0105/2018

Pending Patent Applications

  1. United States (4)
  2. World Intellectual Property Organisation (3)
  3. Canada (10)
  4. United Kingdom (3)
  5. Australia (4)
  6. European Patent Control (7)
  7. Brazil (2)

United States

Application Title
Application Number
Chemical Heat Sources for use in Down-Hole Operations
US 2019144355
Down-Hole Chemical Heater and Methods of Operating Such
US 2019085659
Combined Well Plug/Chemical Heather Assemblies for Use in Down-Hole Operations and Associated Heater Cartridges
US 2020347696
An expandable alloy based downhole tool and methods of deploying such
US 2020332620

World Intellectual Property Organisation

Application Title
Application Number
Improvements relating to downhole heater assemblies and methods of operating such
WO 2022106826
Single trip annular seal repair method and associated equipment
WO 2022106848
Multi-trip annular seal repair method and associated equipment
WO 2022106849

Canada

Application Title
Application Number
Well casing/tubing disposal
CA 3167051
An expandable alloy based downhole tool and methods of deploying such
CA 3119702
Heat sources and alloys for use in down-hole applications
CA 3100139
Well casing/tubing disposal
CA 2977599
Downhole well tools and methods of using such
CA 2987546
Chemical heat sources for use in down-hole operations
CA 3062896
Combined well plug/chemical heater assemblies for use in down-hole operations and associated heater cartridges
CA 3064349
Down-hole chemical heater and methods of operating such
CA 3064355
Improvements relating to thermally deformable annular packers
CA 3093765
A downhole tool deployment assembly with improved heater removability and methods of employing such
CA 3100822

United Kingdom

Application Title
Application Number
Improvements relating to downhole heater assemblies and methods of operating such
GB 2601185
Heat sources and alloys for use in down-hole operations
GB 2549982
An expandable alloy based downhole tool and methods of deploying such
GB 2608269

Australia

Application Title
Application Number
Down-hole chemical heater and methods of operating such
AU 2022252773
Chemical heat sources for use in down-hole operations
AU 2022201007
Chemical heat sources for use in down-hole operations
AU 2022201008
Combined well plug/chemical heater assemblies for use in down-hole operations and associated heater cartridges
AU 2017270920

European Patent Control

Application Title
Application Number
An expandable eutectic alloy based downhole tool and methods of deploying such
EP 4067617
Well casing or tubing removal
EP 3779119
Chemical heat sources for use in down-hole operations
EP 3913185
Combined well plug/chemical heater assemblies for use in down-hole operations and associated heater cartridges
EP 3464799
Down-hole chemical heater and methods of operating such
EP 3789582
Downhole operations relating to open hole gravel packs and tools for use therein
EP 3500722
A downhole tool deployment assembly with improved heater removability and methods of employing such
EP 3631150

Brazil

Application Title
Application Number
Eutectic / bismuth based alloy well sealing / capping tool, chemical heaters for use in drilling wells and combined cartridges for said tool as well as for said chemical heaters
BR 112018073717
Chemical heater for use in well drilling and methods of operating the chemical heat source in such wells
BR 112018073915

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