TUBOSCOPE I/P

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
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 813
 
  
 
B01D SEPARATION 3131
 
  
 
E21B EARTH OR ROCK DRILLING 393
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 154
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL169

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6481498 Slip connector for use with coiled tubingDec 07, 00Nov 19, 02[F16L, E21B]
6443310 Seal screen structureJun 17, 00Sep 03, 02[B07B]
6439391 Vibratory separator with material heaterOct 18, 00Aug 27, 02[B07B]
6412644 Vibratory separatorNov 28, 00Jul 02, 02[B07B]
6394460 One-piece ram element block for wireline blowout preventersDec 17, 99May 28, 02[E21B]
6371301 Screen basket for shale shakersNov 17, 00Apr 16, 02[B07B]
6290068 Shaker screens and methods of useApr 22, 99Sep 18, 01[B07B]
6283302 Unibody screen structureApr 06, 00Sep 04, 01[B07B]
6269953 Vibratory separator screen assembliesSep 16, 99Aug 07, 01[B07B]
6237780 Vibratory separator screensNov 03, 99May 29, 01[B07D, B01D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6629610 Screen with ramps for vibratory separator systemExpiredOct 25, 00Oct 07, 03[B07B]
6581781 Vibrator separator screensExpiredNov 06, 00Jun 24, 03[B07B]
6454099 Vibrator separator screensExpiredAug 05, 00Sep 24, 02[B07B]
6371302 Vibratory separator screensExpiredOct 11, 00Apr 16, 02[B07B]
5121872 Method and apparatus for installing electrical logging cable inside coiled tubingExpiredAug 30, 91Jun 16, 92[B21D]

Top Inventors for This Owner

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