COFLEXIP

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL5122
 
  
 
E21B EARTH OR ROCK DRILLING 492
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 3122
 
  
 
B21C MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL219
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM2155
 
  
 
C21D MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS 243
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING271
 
  
 
B08B CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL 157
 
  
 
B21F WORKING OR PROCESSING OF WIRE 119
 
  
 
B23Q DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING 139

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7311123 Flexible tubular pipeNov 12, 01Dec 25, 07[F16L]
7234492 Double-sheath pipe for transporting fluids, provided with a device for limiting propagation of a buckle of the outer tube and method for limiting propagationSep 20, 01Jun 26, 07[F16L]
7032623 Flexible pipe with high axial compression strength and method for making sameDec 10, 02Apr 25, 06[F16L]
6926040 Thermally insulated pipelinesJul 28, 00Aug 09, 05[F16L]
6923477 End-fitting for flexible pipeOct 24, 01Aug 02, 05[F16L]
6848464 Lined pipe annular venting deviceNov 20, 02Feb 01, 05[F16K, F16L]
6840286 Flexible tubular pipeNov 24, 03Jan 11, 05[F16L]
6779949 Device for transferring a fluid between at least two floating supportsOct 15, 02Aug 24, 04[F16L, E02D]
6769376 Transfer conduit system, apparatus, and methodJun 04, 02Aug 03, 04[B63B]
6701967 Device having a radial partition in a double walled pipe intended for great depthsOct 24, 02Mar 09, 04[F16L]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6858117 Cathodic protection device for flexible pipesExpiredMar 21, 02Feb 22, 05[C23F]
2005/0002,738 Method for cutting undersea pipeline to lengthAbandonedJul 03, 03Jan 06, 05[F16L, B63B]
6824330 Constant tension steel catenary riser systemExpiredSep 19, 02Nov 30, 04[B63B]
2004/0013,471 Subsea pipeline touchdown monitoringAbandonedMay 30, 03Jan 22, 04[F16L, B63B]
6651700 Device for limiting propagation of deformation in a wound double-walled tubeExpiredDec 13, 01Nov 25, 03[F16L]
2003/0107,029 Marine heave compensating device and winch driveAbandonedSep 30, 02Jun 12, 03[B66D]
2003/0102,044 Flexible conduit with flexible strip reinforcementAbandonedDec 30, 02Jun 05, 03[F16L]
6450385 Clamping ring in particular for oil ductExpiredNov 03, 00Sep 17, 02[G03B, B65H]
6388439 Method and device for measuring in situ the gap between two given elements in a tubular pipeExpiredNov 19, 99May 14, 02[G01N, G01B]
6378193 Process for manufacturing a flexible continuous tubeExpiredJun 07, 00Apr 30, 02[B23P]
6352115 Device for fitting an oil pipe stiffening sleeve on a support structureExpiredNov 17, 99Mar 05, 02[E21B]
6291079 Method for manufacturing self-hardening steel wire, reinforcing wire and application to a flexible ductExpiredMay 10, 99Sep 18, 01[C21D, C22C]
6283161 Flexible tube having at least one elongated reinforcing element with a t-shapeExpiredFeb 09, 00Sep 04, 01[F16L]
6260791 Foldable and stackable device for winding flexible tubular pipesExpiredAug 25, 99Jul 17, 01[B65H]
6189476 Apparatus and method for deploying, recovering, servicing, and operating an autonomous underwater vehicleWithdrawnSep 20, 99Feb 20, 01[]
6037767 Method and device for magnetically testing products with a wall comprising at least one layer of magnetic materialExpiredJan 08, 98Mar 14, 00[G01N, G01R]
6006788 Flexible pipe with internal gasproof undulating metal tubeExpiredAug 04, 98Dec 28, 99[F16L]
H002139 Process for radiation cured conjugated diene-vinyl aromatic hydrocarbon block copolymersExpiredJul 12, 93Feb 02, 99[C08F]
5722462 Flexible heat insulated fluid conduitExpiredFeb 27, 96Mar 03, 98[F16L]
5659983 Device for filling in a trench dug in the sea bed in order to cover a pipe laid down in the trenchExpiredNov 07, 95Aug 26, 97[F16L, E02F]

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