SUBSEA 7 LIMITED patents filed

Company number: 04316695


Title Date Filed Status Publication number
Supporting saturation divers underwater 2016-12-21 Pending GB2557994
Subsea garages for unmanned underwater vehicles 2016-12-16 Pending GB2557933
Assembly of pipeline bundles 2016-12-13 Pending GB2557631
Performing remote inspection at subsea locations 2016-09-20 Pending GB2557572
Removing concrete structures from the seabed 2016-03-31 Awaiting Re-examination GB2548874
Repairing or coating subsea pipelines 2015-10-02 Granted GB2542857
Moving tools on offshore structures with a walking carriage 2015-09-25 Granted GB2542605
Moving tools on offshore structures 2015-09-25 In Order For Grant GB2556591
Insulating inserts for field joints of coated rigid pipelines 2015-08-27 Granted GB2533670
Adjusting the buoyancy of unmanned underwater vehicles 2015-05-21 Granted GB2538546
Insulating inserts for field joints of coated rigid pipelines 2014-12-24 Granted GB2533645
Testing the bending behaviour of rigid pipes 2014-12-05 Granted GB2532994
Assembling pipe-in-pipe systems and pipeline bundles 2014-10-24 Granted GB2531601
Subsea mixing and sampling apparatus 2014-09-12 Granted GB2530083
Subsea dynamic load absorber 2014-08-22 Granted GB2529481
Subsea drying system 2014-08-06 Granted GB2528940
Towable subsea oil and gas production systems 2014-07-04 Granted GB2527848
Subsea replaceable fuse assembly 2014-04-30 Granted GB2525631
Transportation and installation of elongate subsea elements 2014-03-07 Granted GB2523835
Subsea hosting of unmanned underwater vehicles 2014-02-24 Granted GB2523388
Transmission of power underwater 2013-12-23 Granted GB2521626
Techniques for coating pipeline field joints 2013-12-02 Granted GB2520769
Techniques for coating pipeline field joints 2013-11-28 Granted GB2520717
Connection and disconnection of hydraulic equipment in hyperbaric environments 2013-11-12 Granted GB2520258
Tools and Sensors Deployed by Unmanned Underwater Vehicles 2013-11-05 Granted GB2520010
Techniques for coating pipes 2013-10-31 Granted GB2519816
Improvements relating to pipelaying 2013-03-04 Granted GB2511500
Improvements relating to abandonment and recovery of pipelines 2013-02-06 Granted GB2522345
A method of abandoning and recovering a pipeline 2013-02-06 Granted GB2510569
A method to improve the accuracy of subsea foundations design 2012-12-19 Terminated GB2509086
Improvements relating to buoyancy-supported risers 2012-10-15 Granted GB2506938
Connections for subsea pipe-in-pipe structures 2012-01-25 Granted GB2498740
Floatable spoolbase with intermediate carousel storage 2012-01-03 Granted GB2498187
Top connector for a subsea buoy 2011-11-22 Granted GB2496860
Apparatus and method for lifting a payload from an underwater location 2011-11-15 Granted GB2496608
Improvements relating to pipelaying 2011-07-14 Granted GB2492839
Improvements relating to pipelaying 2011-07-14 Granted GB2492836
Improvements relating to pipelaying 2011-07-14 Granted GB2492838
Welding Method 2011-04-26 Pending GB2479994
Apparatus and method for overhauling a flanged coupling of joined conduit components 2011-03-18 Terminated GB2478858
Apparatus and method for handling a fluid-tight flange coupling between two conduit components whilst maintaining its fluid integrity 2011-03-18 Terminated GB2478859
Riser array with lateral stabilisation 2011-03-10 Granted GB2488828
Subsea dual pump system with automatic selective control 2011-03-09 Terminated GB2488812
Subsea connecting apparatus and method 2011-01-21 Granted GB2487423
Subsea conduit that can be spooled 2010-12-16 Ceased GB2476386
Pipe clamp device and repairing pipes 2010-12-07 Terminated GB2475982
Connection of a rigid riser to a flexible riser carrying buoyancy devices 2010-11-25 Terminated GB2475788
Subsea anchoring assembly 2010-09-22 Granted GB2483872
Subsea anchoring assembly 2010-09-22 Granted GB2535667
Apparatus for gripping a chain 2010-09-20 Terminated GB2483717
Pipe Welding Apparatus 2010-08-10 Terminated GB2482693
Apparatus for tensioning a buoy to an anchoring location 2010-06-29 Granted GB2484840
A method and apparatus for installing a buoy to an anchoring location 2010-06-29 Terminated GB2481787
Techniques for joining lined pipelines 2010-06-11 Granted GB2481065
Reeling or unreeling an internally clad pipeline 2010-04-07 Granted GB2479379
Method of laying a hybrid pipeline offshore 2010-02-12 Granted GB2477780
Clamp and fitting apparatus for pipe, cable or other elongate element 2010-02-02 Terminated GB2477357
Improvements relating to abandonment and recovery of pipelines 2010-01-11 Granted GB2476823
A hold back clamp adapted for connecting an anchor to a pipeline 2009-12-11 Terminated GB2476095
A method for reeling or unreeling a pipeline 2009-10-26 Granted GB2474713
Sub sea clamping mechanism 2009-03-27 Ceased GB2468918
Connecting riser parts using a winch platform 2009-03-16 Granted GB2468653
Lowering loads into the sea 2009-01-16 Granted GB2466983
Operating an autonomous underwater vehicle with a submersible docking station 2008-10-06 Granted GB2453645
Method and Apparatus for at Sea Pipe Abandonment and Recovery 2008-09-08 Granted GB2463286
Apparatus and method for reducing torsion in a pipeline when laying pipe on the sea floor 2008-08-15 Granted GB2462656
Apparatus and method for use in laying pipe on the sea floor 2008-06-04 Granted GB2460671
Method and frame 2007-07-18 Granted GB2440808
Protection system 2007-04-19 Ceased GB2448529
Transporting an elongate member through water 2006-05-24 Granted GB2426496
Laying of elongate flexible articles 2006-03-01 Granted GB2428080
Apparatus and method for laying down, abandoning and recovering a pipe on the sea floor 2006-01-31 Granted GB2434627
Apparatus and Method for Heave Compensation 2005-03-18 Granted GB2448432
Apparatus and method for heave compensation 2005-03-18 Granted GB2427186
Collapsible wellhead protector 2005-02-01 Ceased GB2410758
Foldable protective subsea structure with closable access opening 2005-02-01 Ceased GB2429732
Method and apparatus for deploying pipeline 2004-11-16 Ceased GB2408088
Connector with bayonet fitting and having shear pin 2004-11-15 Terminated GB2408299
Apparatus and method 2004-11-08 Ceased GB2407857
Pipe with electrical connection for anode 2004-09-24 Granted GB2435085
Pipe 2004-09-24 Granted GB2406367
Buckle arrestor 2001-06-05 Granted GB2364759





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