WEATHERFORD/LAMB, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 7338
 
  
 
B25B TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING539
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR491
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 458
 
  
 
B01D SEPARATION 2132
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 240
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL268
 
  
 
G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR265
 
  
 
G01P MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT 255
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 2203

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9725634 Weakly consolidated, semi consolidated formation, or unconsolidated formations treated with zeta potential altering compositions to form conglomerated formationsDec 31, 14Aug 08, 17[C09K, E21B]
9556679 Rotary steerable assembly inhibiting counterclockwise whirl during directional drillingAug 19, 11Jan 31, 17[E21B]
9046389 Time delay compensation for optical waveguides using a bidirectional wavelength scanNov 11, 13Jun 02, 15[G01K, G01L, G02B, G01D]
8176738 Method and system for converting waste heat from cement plant into a usable form of energyNov 20, 08May 15, 12[F01K]
7896084 Apparatus and methods for tubular makeup interlockOct 15, 07Mar 01, 11[E21B]
7793719 Top drive casing systemOct 31, 07Sep 14, 10[E21B]
7730965 Retractable joint and cementing shoe for use in completing a wellboreJan 30, 06Jun 08, 10[E21B]
7712523 Top drive casing systemMar 14, 03May 11, 10[E21B]
7681642 Method for logging after drillingAug 21, 07Mar 23, 10[E21B]
7665531 Apparatus for facilitating the connection of tubulars using a top driveNov 15, 06Feb 23, 10[E21B, B66C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0308,208 Plug and Gun Apparatus and Method for Cementing and Perforating CasingAbandonedApr 23, 14Oct 29, 15[E21B]
2015/0114,626 Object Launching System for WellAbandonedOct 29, 13Apr 30, 15[E21B]
2015/0083,440 Rotatably-Actuated Fluid Treatment System Using Coiled TubingAbandonedSep 23, 13Mar 26, 15[E21B]
2013/0105,178 APPARATUS AND METHODS FOR FACILITATING THE CONNECTION OF TUBULARS USING A TOP DRIVEAbandonedSep 25, 12May 02, 13[E21B]
2013/0075,113 METHOD AND APPARATUS FOR CONNECTING TUBULARS USING A TOP DRIVEAbandonedJul 24, 12Mar 28, 13[E21B]
2012/0251,335 PUMP CONTROLLER WITH MULTIPHASE MEASUREMENTAbandonedApr 01, 11Oct 04, 12[G01J, F04B, F01C]
2012/0175,130 APPARATUS AND METHODS FOR FACILITATING THE CONNECTION OF TUBULARS USING A TOP DRIVEAbandonedDec 09, 11Jul 12, 12[E21B]
2012/0145,408 APPARATUS AND METHOD FOR FACILITATING THE CONNECTION OF TUBULARS USING A TOP DRIVEAbandonedNov 15, 11Jun 14, 12[E21B]
2012/0137,752 HYDROTESTING FLUIDS HAVING REDUCED MICROBIOLOGICALLY INFLUENCED CORROSIONAbandonedSep 27, 11Jun 07, 12[C09K, G01M, C12N]
2012/0080,181 METHOD AND APPARATUS FOR CONNECTING TUBULARS USING A TOP DRIVEAbandonedSep 20, 11Apr 05, 12[E21B]
2012/0067,596 RETRIEVABLE BRIDGE PLUGAbandonedAug 22, 11Mar 22, 12[E21B]
2012/0061,141 METHOD FOR FINDING AND RE-ENTERING A LATERAL BORE IN A MULTI-LATERAL WELLAbandonedSep 09, 10Mar 15, 12[E21B]
2012/0043,134 METHOD AND APPARATUS FOR CEMENTING DRILL STRINGS IN PLACE FOR ONE PASS DRILLING AND COMPLETION OF OIL AND GAS WELLSAbandonedJul 22, 11Feb 23, 12[E21B]
2012/0031,612 Swellable Elastomer for Water Shut Off in Gravel PackAbandonedAug 09, 10Feb 09, 12[E21B]
2012/0012,342 Downhole Packer Having Tandem Packer Elements for Isolating Frac ZonesAbandonedJul 13, 10Jan 19, 12[E21B]
2011/0198,098 APPARATUS AND METHOD FOR FACILITATING THE CONNECTION OF TUBULARS USING A TOP DRIVEAbandonedJan 14, 11Aug 18, 11[E21B]
2011/0198,073 APPARATUS AND METHODS FOR FACILITATING THE CONNECTION OF TUBULARS USING A TOP DRIVEAbandonedJan 04, 11Aug 18, 11[E21B]
2011/0174,479 METHOD AND APPARATUS FOR CONNECTING TUBULARS USING A TOP DRIVEAbandonedDec 21, 10Jul 21, 11[E21B]
2011/0079,439 METHOD AND APPARATUS FOR CEMENTING DRILL STRINGS IN PLACE FOR ONE PASS DRILLING AND COMPLETION OF OIL AND GAS WELLSAbandonedSep 07, 10Apr 07, 11[E21B]
2011/0048,740 SECURING A COMPOSITE BRIDGE PLUGAbandonedAug 31, 09Mar 03, 11[E21B]

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