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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
E21B EARTH OR ROCK DRILLING 4454
 
 
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL1951
 
 
 
H01B CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING, OR DIELECTRIC PROPERTIES 767
 
 
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING667
 
 
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 557
 
 
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS569
 
 
 
B01D SEPARATION 4130
 
 
 
B63B SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 335
 
 
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 3117
 
 
 
H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATORS, OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS 384

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0023,573 SUBSEA PRESSURE BOOSTERAug 28, 17Jan 25, 18[F04D]
2018/0002,623 SUBSEA FLUID PROCESSING SYSTEMDec 29, 15Jan 04, 18[C10L, E21B, B01D]
2017/0306,715 A RETRIEVABLE SUBSEA APPARATUS WITH A PRESSURE AND VOLUME COMPENSATING SYSTEMSep 17, 15Oct 26, 17[E21B]
2017/0261,004 CENTRIFUGAL PRESSURE BOOSTER AND METHOD FOR MODIFYING OR CONSTRUCTING A CENTRIFUGAL PRESSURE BOOSTERDec 15, 15Sep 14, 17[F04D]
2017/0244,312 TOPSIDES VARIABLE SPEED DRIVE FOR LARGE PUMPS OR COMPRESSORSMay 18, 15Aug 24, 17[H02K, H02P, F16H, E21B]
2017/0159,411 SYSTEM FOR SUBSEA PUMPING OR COMPRESSINGJan 30, 15Jun 08, 17[E21B]
2017/0110,859 CABLE INSTALLATION TOOL AND METHOD FOR SUCH INSTALLATIONJun 01, 15Apr 20, 17[F16L, H02G]
2017/0089,574 POWER PLANT WITH ZERO EMISSIONSMay 11, 15Mar 30, 17[F23J, F23L]
2017/0016,302 SUBSEA WELL ASSEMBLY AND ASSOICATED METHODSep 28, 16Jan 19, 17[E21B]
2016/0376,860 SUBSEA FILLER LINE SYSTEM AND METHOD FOR TRANSPORTING VARIOUS FLUIDS THROUGH A MASTER FLOW CONDUITDec 17, 14Dec 29, 16[F17D, E21B]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9920597 System for subsea pumping or compressingJan 30, 15Mar 20, 18[E21B]
9896896 Hinged cable terminationDec 18, 14Feb 20, 18[F16C, E21B]
9896897 Subsea universal Xmas tree hang-off adapterMay 13, 15Feb 20, 18[E21B]
9874065 Dual stripper apparatusMar 24, 15Jan 23, 18[E21B]
9874076 Tool arrangement connected to a christmas tree and methods for installing and removing of a christmas treeMar 25, 15Jan 23, 18[E21B]
9863207 Subsea well assembly and assoicated methodSep 28, 16Jan 09, 18[E21B]
9863424 Sealed pumpJan 10, 14Jan 09, 18[F04D]
9845643 Cable for an electrically submersible pump (ESP) arrangementMay 13, 15Dec 19, 17[G06F, H02G, E21B]
9841026 Subsea pressure boosterMar 15, 12Dec 12, 17[F04D]
9791051 DLC-coated gate valve in petroleum production or water injectionFeb 28, 13Oct 17, 17[F16K, C23C, E21B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0247,984 WEAK LINK ARRANGEMENT AND A METHOD COMPRISES A WEAK LINK ARRANGEMENTAbandonedOct 15, 15Aug 31, 17[F16L, E21B]
2017/0067,310 VERTICAL XMAS TREE AND WORKOVER ASSEMBLYAbandonedMar 17, 15Mar 09, 17[E21B]
2012/0312,754 CONTROL OF SUBSEA CYCLONEAbandonedDec 20, 10Dec 13, 12[B04C, G01N, E21B, C02F, B01D]

Top Inventors for This Owner

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