NATIONAL OILWELL VARCO, L.P.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
E21B EARTH OR ROCK DRILLING 28213
 
 
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 2141
 
 
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING2152
 
 
 
B01D SEPARATION 18116
 
 
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL1852
 
 
 
B66C CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES 1715
 
 
 
B07B SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, OR SIFTING OR BY USING GAS CURRENTS; OTHER SEPARATING BY DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL 158
 
 
 
E04H BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL 1119
 
 
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 11195
 
 
 
G01V GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS 1169

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0028,947 Apparatus and Method for Separating Solids from a Solids Laden Drilling FluidOct 05, 17Feb 01, 18[B07B, B01D]
2017/0254,181 MULTI-WELL BOP CELLAR TRAILERMar 07, 17Sep 07, 17[E21B, E04B]
2017/0226,807 WELLSITE HARDFACING WITH PARTICLE DISTRIBUTION AND METHOD OF USING SAMEFeb 04, 16Aug 10, 17[E21B, B23K]
2017/0198,582 WELL SITE PUMP WITH INTEGRATED DRIVER AND HYDRAULIC MOTOR AND METHOD OF USING SAMEMay 15, 15Jul 13, 17[E21B, F01C]
2017/0122,047 Methods for Operating Wellbore Drilling Equipment Based on Wellbore ConditionsMay 12, 15May 04, 17[E21B]
2017/0114,942 COUPLING ASSEMBLY AND PROTECTIVE RING THEREFORMar 12, 15Apr 27, 17[E21B, F16L]
2016/0376,132 DEEP WATER KNUCKLE BOOM CRANESep 12, 16Dec 29, 16[B66C]
2016/0336,102 SYSTEMS AND METHODS FOR ACTIVATION OF TRAPPED FIELD MAGNETSJan 21, 15Nov 17, 16[H01F]
2016/0318,043 A FLUID TREATMENT SYSTEM, A FLUID PROCESSING APPARATUS AND A METHOD OF TREATING A MIXTUREDec 03, 14Nov 03, 16[C02F, B01D, B04C]
2016/0251,870 DRILLING RIG MAST ERECTION SYSTEMMay 11, 16Sep 01, 16[E21B, E04H]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
RE46746 Mud-lubricated bearing assembly with mechanical sealAug 31, 16Mar 06, 18[E21B, F16C]
9903475 Stuffing box and packing rings for use thereinJan 15, 16Feb 27, 18[F04B, F16J]
9903480 Poppet valve with integrated dampenerMar 24, 14Feb 27, 18[F16K, F04B]
9896887 Drilling rig with hinged, retractable outriggersJan 30, 15Feb 20, 18[E21B]
9890880 Composite coiled tubing connectorsAug 12, 13Feb 13, 18[E21B, B23P, F16L]
9885228 Apparatus, systems, and methods for downhole fluid filtrationDec 10, 14Feb 06, 18[E21B, C02F, B01D]
9885231 Methods and apparatus for reducing stick-slipJan 05, 15Feb 06, 18[G05B, E21B, G05D]
9869109 Drilling rig mast erection systemMay 11, 16Jan 16, 18[E21B, E04B, E04H]
9869132 Wellsite hardfacing with particle distribution and method of using sameFeb 04, 16Jan 16, 18[E21B, B23K, C22C]
9869148 Wellsite connector with floating seal member and method of using sameApr 04, 13Jan 16, 18[E21B, F16L]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0040,526 SYSTEM AND METHOD FOR COMMUNICATING COMPLEX DOWNHOLE INFORMATIONAbandonedAug 05, 14Feb 11, 16[E21B]
2015/0322,735 LOCKABLE SWIVEL APPARATUSAbandonedDec 04, 12Nov 12, 15[E21B]
2015/0308,420 Multi-Cylinder Hydraulically-Driven Pump SystemAbandonedDec 17, 14Oct 29, 15[F04B]
2015/0252,627 SAFETY JOINT FOR A TOOL STRINGAbandonedMar 06, 14Sep 10, 15[E21B]
2015/0204,752 METHOD FOR DETECTING AT LEAST ONE VARIABLE ASSOCIATED WITH THE FORMATION OF AT LEAST ONE JOINT AND/OR A MACHINE DURING ASSEMBLY OF A PIPELINE SYSTEMAbandonedJun 06, 13Jul 23, 15[G08B, G01M]
2015/0149,092 WEARABLE INTERFACE FOR DRILLING INFORMATION SYSTEMAbandonedNov 25, 13May 28, 15[E21B, G01V, A61F]
2015/0136,491 Hydraulically Operated Polished Rod ClampAbandonedNov 21, 13May 21, 15[E21B]
2015/0129,660 METHOD AND APPARATUS FOR RETAINING AN ELECTRONIC TAG ON A DOWNHOLE TOOLAbandonedNov 11, 13May 14, 15[E21B, G06K]
2015/0132,157 Plunger Pump, Plunger, and Method of Manufacturing Plunger PumpAbandonedNov 11, 13May 14, 15[F04B]
2015/0125,329 PROGRESSING CAVITY PUMP/MOTORAbandonedDec 09, 14May 07, 15[F04C, F01C]
2015/0091,306 SYSTEM AND METHOD FOR DOWNHOLE POWER GENERATION USING A DIRECT DRIVE PERMANENT MAGNET MACHINEAbandonedSep 30, 14Apr 02, 15[E21B, F03B, H02K]
2015/0060,141 DOWNHOLE MOTOR SENSING ASSEMBLY AND METHOD OF USING SAMEAbandonedAug 30, 13Mar 05, 15[E21B]
2014/0352,732 SOLIDS REMOVAL APPARATUSAbandonedAug 15, 11Dec 04, 14[B08B]
2014/0348,677 Positive Displacement Pump and Suction Valve Module ThereforAbandonedSep 14, 12Nov 27, 14[F16K, F04B]
2014/0345,727 AUTOMATED DUMP SYSTEM FOR SOLID SEPARATORAbandonedMay 21, 13Nov 27, 14[F16K, B01D, G05D]
2014/0292,495 PROVIDING ENERGY TO A PASSIVE WIRELESS TAGAbandonedOct 25, 12Oct 02, 14[G06K]
2014/0298,008 Control System Security ApplianceAbandonedMar 27, 13Oct 02, 14[H04L]
2014/0231,151 OPTIMUM POWDER PLACEMENT IN POLYCRYSTALLINE DIAMOND CUTTERSAbandonedJan 27, 14Aug 21, 14[E21B, B24D]
2014/0115,912 Measurement ToolAbandonedOct 31, 13May 01, 14[G01B]
2014/0118,156 SYSTEM AND METHOD FOR USING A PASSIVE WIRELESS TAGAbandonedOct 29, 12May 01, 14[G01V, G06K]

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