TCO AS

Organization

Bergen, NO

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
Method for pulling tubulars using a pressure wave
- Patent number 12,312,894
- Issue date May 27, 2025
- TCO AS
- Geir Arne Melhus
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tensile release mechanism
- Patent number 12,305,472
- Issue date May 20, 2025
- TCO AS
- Adrian Caruana
- E21 - EARTH DRILLING MINING
Information Patent Grant
Plug assembly with sloped walls
- Patent number 12,305,471
- Issue date May 20, 2025
- TCO AS
- Tommy Eriksen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fail open valve
- Patent number 12,271,211
- Issue date Apr 8, 2025
- TCO AS
- Adrian Caruana
- G05 - CONTROLLING REGULATING
Information Patent Grant
Metal bellows for downhole use
- Patent number 12,253,175
- Issue date Mar 18, 2025
- TCO AS
- Adrian Caruana
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Plug assembly
- Patent number 11,851,968
- Issue date Dec 26, 2023
- TCO AS
- Tommy Eriksen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Self calibrating toe valve
- Patent number 11,512,559
- Issue date Nov 29, 2022
- TCO AS
- Jan Tore Tveranger
- E21 - EARTH DRILLING MINING
Information Patent Grant
Plug assembly
- Patent number 11,441,382
- Issue date Sep 13, 2022
- TCO AS
- Tommy Eriksen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Holding and crushing device for barrier plug
- Patent number 11,365,598
- Issue date Jun 21, 2022
- TCO AS
- Viggo Brandsdal
- E21 - EARTH DRILLING MINING
Information Patent Grant
Self-calibrating device for activating downhole tools and/or operat...
- Patent number 11,346,182
- Issue date May 31, 2022
- TCO AS
- Jan Tore Tveranger
- E21 - EARTH DRILLING MINING
Information Patent Grant
Plug assembly
- Patent number 11,332,999
- Issue date May 17, 2022
- TCO AS
- Tommy Eriksen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Gun for oriented perforation
- Patent number 11,168,546
- Issue date Nov 9, 2021
- TCO AS
- Geir Arne Melhus
- E21 - EARTH DRILLING MINING
Information Patent Grant
Self calibrating toe valve
- Patent number 10,920,525
- Issue date Feb 16, 2021
- TCO AS
- Jan Tore Tveranger
- E21 - EARTH DRILLING MINING
Information Patent Grant
Self-calibrating device for activating downhole tools and/or operat...
- Patent number 10,890,050
- Issue date Jan 12, 2021
- TCO AS
- Jan Tore Tveranger
- E21 - EARTH DRILLING MINING
Information Patent Grant
Holding and crushing device for barrier plug
- Patent number 10,883,328
- Issue date Jan 5, 2021
- TCO AS
- Viggo Brandsdal
- E21 - EARTH DRILLING MINING
Information Patent Grant
Injection device
- Patent number 10,711,571
- Issue date Jul 14, 2020
- TCO AS
- Keith Donald Woodford
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and system for plugging a subterranean well
- Patent number 10,697,268
- Issue date Jun 30, 2020
- TCO AS
- Geir Arne Melhus
- E21 - EARTH DRILLING MINING
Information Patent Grant
Destruction mechanism for a dissolvable sealing device
- Patent number 10,655,413
- Issue date May 19, 2020
- TCO AS
- Viggo Brandsdal
- E21 - EARTH DRILLING MINING
Information Patent Grant
Flow system
- Patent number 10,538,992
- Issue date Jan 21, 2020
- TCO AS
- Keith Woodford
- E21 - EARTH DRILLING MINING
Information Patent Grant
Puncher tool
- Patent number 9,765,600
- Issue date Sep 19, 2017
- TCO AS
- Melhus Geir
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus for flow regulation
- Patent number 9,316,330
- Issue date Apr 19, 2016
- TCO AS
- Keith Donald Woodford
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Device for a fluid operated valve body and method for operation of...
- Patent number 9,234,405
- Issue date Jan 12, 2016
- TCO AS
- Viggo Brandsdal
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Plug construction comprising a hydraulic crushing body
- Patent number 9,222,322
- Issue date Dec 29, 2015
- TCO AS
- Viggo Brandsdal
- E21 - EARTH DRILLING MINING
Information Patent Grant
Device for a plug construction for conducting well tests
- Patent number 9,194,205
- Issue date Nov 24, 2015
- TCO AS
- Viggo Brandsdal
- E21 - EARTH DRILLING MINING
Information Patent Grant
Device for pressure testing of pipes
- Patent number 8,671,968
- Issue date Mar 18, 2014
- TCO AS
- Viggo Brandsdal
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Device for a test plug
- Patent number 8,397,813
- Issue date Mar 19, 2013
- TCO AS
- Viggo Brandsdal
- E21 - EARTH DRILLING MINING
Information Patent Grant
Device for plug removal
- Patent number 8,322,448
- Issue date Dec 4, 2012
- TCO AS
- Viggo Brandsdal
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and device for detonating an explosive charge
- Patent number 8,210,105
- Issue date Jul 3, 2012
- TCO AS
- Stig Ove Bjørgum
- F42 - AMMUNITION BLASTING
Information Patent Grant
Device of a test plug
- Patent number 7,712,521
- Issue date May 11, 2010
- TCO AS
- Tore Hassel Sorensen
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Tensile Release Mechanism
- Publication number 20250137344
- Publication date May 1, 2025
- TCO AS
- Adrian Caruana
- E21 - EARTH DRILLING MINING
Information Patent Application
Fail Open Valve
- Publication number 20240152165
- Publication date May 9, 2024
- TCO AS
- Adrian Caruana
- G05 - CONTROLLING REGULATING
Information Patent Application
Asymmetric Bearing Ring
- Publication number 20230400059
- Publication date Dec 14, 2023
- TCO AS
- Tommy Eriksen
- E21 - EARTH DRILLING MINING
Information Patent Application
Plug Assembly With Sloped Walls
- Publication number 20230279736
- Publication date Sep 7, 2023
- TCO AS
- Tommy Eriksen
- E21 - EARTH DRILLING MINING
Information Patent Application
Plug Assembly with Sloped Walls
- Publication number 20230243230
- Publication date Aug 3, 2023
- TCO AS
- Tommy Eriksen
- E21 - EARTH DRILLING MINING
Information Patent Application
Height Adjuster for Glass Assembly
- Publication number 20230243229
- Publication date Aug 3, 2023
- TCO AS
- Tommy Eriksen
- E21 - EARTH DRILLING MINING
Information Patent Application
Breaking Object for a Frangible Plug
- Publication number 20230193718
- Publication date Jun 22, 2023
- TCO AS
- Tommy Eriksen
- E21 - EARTH DRILLING MINING
Information Patent Application
Plug Assembly
- Publication number 20230089352
- Publication date Mar 23, 2023
- TCO AS
- Tommy Eriksen
- E21 - EARTH DRILLING MINING
Information Patent Application
Metal Bellows for Downhole Use
- Publication number 20220268360
- Publication date Aug 25, 2022
- TCO AS
- Adrian Caruana
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Method For Pulling Tubulars Using A Pressure Wave
- Publication number 20220170337
- Publication date Jun 2, 2022
- TCO AS
- Geir Arne Melhus
- E21 - EARTH DRILLING MINING
Information Patent Application
Self Calibrating Toe Valve
- Publication number 20210164326
- Publication date Jun 3, 2021
- TCO AS
- Jan Tore Tveranger
- E21 - EARTH DRILLING MINING
Information Patent Application
SELF-CALIBRATING DEVICE FOR ACTIVATING DOWNHOLE TOOLS AND/OR OPERAT...
- Publication number 20200284123
- Publication date Sep 10, 2020
- TCO AS
- Jan Tore TVERANGER
- E21 - EARTH DRILLING MINING
Information Patent Application
GUN FOR ORIENTED PERFORATION
- Publication number 20200157924
- Publication date May 21, 2020
- TCO AS
- Geir Arne Melhus
- E21 - EARTH DRILLING MINING
Information Patent Application
Method and System for Plugging A Subterranean Well
- Publication number 20190292875
- Publication date Sep 26, 2019
- TCO AS
- Geir Arne Melhus
- E21 - EARTH DRILLING MINING
Information Patent Application
Self Calibrating Toe Valve
- Publication number 20190195048
- Publication date Jun 27, 2019
- TCO AS
- Jan Tore Tveranger
- E21 - EARTH DRILLING MINING
Information Patent Application
HOLDING AND CRUSHING DEVICE FOR BARRIER PLUG
- Publication number 20180245421
- Publication date Aug 30, 2018
- TCO AS
- Viggo Brandsdal
- E21 - EARTH DRILLING MINING
Information Patent Application
Destruction Mechanism for a Dissolvable Sealing Device
- Publication number 20180156002
- Publication date Jun 7, 2018
- TCO AS
- Viggo Brandsdal
- E21 - EARTH DRILLING MINING
Information Patent Application
Injection Device
- Publication number 20170254177
- Publication date Sep 7, 2017
- TCO AS
- Keith Donald Woodford
- E21 - EARTH DRILLING MINING
Information Patent Application
FLOW SYSTEM
- Publication number 20160298419
- Publication date Oct 13, 2016
- TCO AS
- Keith WOODFORD
- E21 - EARTH DRILLING MINING
Information Patent Application
CRUSHABLE PLUG
- Publication number 20160281455
- Publication date Sep 29, 2016
- TCO AS
- Viggo BRANDSDAL
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD AND STRUCTURE FOR PROTECTING A CRUSHABLE PLUG IN A PIPE SECT...
- Publication number 20160024873
- Publication date Jan 28, 2016
- TCO AS
- Viggo Brandsdal
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD AND MEANS TO PROTECT SENSITIVE EEQUIPMENT FROM IMPACT DAMAGE...
- Publication number 20150369016
- Publication date Dec 24, 2015
- TCO AS
- Viggo Brandsdal
- E21 - EARTH DRILLING MINING
Information Patent Application
PUNCHER TOOL
- Publication number 20150218918
- Publication date Aug 6, 2015
- TCO AS
- Melhus Geir
- E21 - EARTH DRILLING MINING
Information Patent Application
INJECTION DEVICE
- Publication number 20140182855
- Publication date Jul 3, 2014
- TCO AS
- Keith Donald Woodford
- E21 - EARTH DRILLING MINING
Information Patent Application
APPARATUS FOR FLOW REGULATION
- Publication number 20130153044
- Publication date Jun 20, 2013
- TCO AS
- Keith Donald Woodford
- E21 - EARTH DRILLING MINING
Information Patent Application
PLUG CONSTRUCTION COMPRISING A HYDRAULIC CRUSHING BODY
- Publication number 20110000676
- Publication date Jan 6, 2011
- TCO AS
- Viggo Brandsdal
- E21 - EARTH DRILLING MINING

Trademarklast 30 trademarks

Information Trademark
77808588 - TCO
- Serial number 77808588
- Registration number 3767320
- Filing date Aug 19, 2009
- TCO AS
- 6 - Common metals and their alloys
Information Trademark
77808590 - TDP
- Serial number 77808590
- Registration number 3767321
- Filing date Aug 19, 2009
- TCO AS
- 6 - Common metals and their alloys

Organization

Patents Grantslast 30 patents

Method for pulling tubulars using a pressure wave

Tensile release mechanism

Plug assembly with sloped walls

Fail open valve

Metal bellows for downhole use

Plug assembly

Self calibrating toe valve

Plug assembly

Holding and crushing device for barrier plug

Self-calibrating device for activating downhole tools and/or operat...

Plug assembly

Gun for oriented perforation

Self calibrating toe valve

Self-calibrating device for activating downhole tools and/or operat...

Holding and crushing device for barrier plug

Injection device

Method and system for plugging a subterranean well

Destruction mechanism for a dissolvable sealing device

Flow system

Puncher tool

Apparatus for flow regulation

Device for a fluid operated valve body and method for operation of...

Plug construction comprising a hydraulic crushing body

Device for a plug construction for conducting well tests

Device for pressure testing of pipes

Device for a test plug

Device for plug removal

Method and device for detonating an explosive charge

Device of a test plug

Patents Applicationslast 30 patents

Tensile Release Mechanism

Fail Open Valve

Asymmetric Bearing Ring

Plug Assembly With Sloped Walls

Plug Assembly with Sloped Walls

Height Adjuster for Glass Assembly

Breaking Object for a Frangible Plug

Plug Assembly

Metal Bellows for Downhole Use

Method For Pulling Tubulars Using A Pressure Wave

Self Calibrating Toe Valve

SELF-CALIBRATING DEVICE FOR ACTIVATING DOWNHOLE TOOLS AND/OR OPERAT...

GUN FOR ORIENTED PERFORATION

Method and System for Plugging A Subterranean Well

Self Calibrating Toe Valve

HOLDING AND CRUSHING DEVICE FOR BARRIER PLUG

Destruction Mechanism for a Dissolvable Sealing Device

Injection Device

FLOW SYSTEM

CRUSHABLE PLUG

METHOD AND STRUCTURE FOR PROTECTING A CRUSHABLE PLUG IN A PIPE SECT...

METHOD AND MEANS TO PROTECT SENSITIVE EEQUIPMENT FROM IMPACT DAMAGE...

PUNCHER TOOL

INJECTION DEVICE

APPARATUS FOR FLOW REGULATION

PLUG CONSTRUCTION COMPRISING A HYDRAULIC CRUSHING BODY

Trademarklast 30 trademarks

77808588 - TCO

77808590 - TDP