SUNSTONE TECHNOLOGIES, LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 1878
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL268
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108
 
  
 
B09B DISPOSAL OF SOLID WASTE 110
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF178

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0089,164 Annular Drilling DeviceDec 14, 16Mar 30, 17[E21B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9845645 Tapered spline connection for drill pipe, casing, and tubingNov 01, 13Dec 19, 17[E21B]
9540898 Annular drilling deviceMay 21, 15Jan 10, 17[E21B]
8739861 Electrical wiring for drill pipe, casing, and tubingJul 07, 11Jun 03, 14[E21B]
8403059 External jet pump for dual gradient drillingMay 12, 10Mar 26, 13[E21B]
7981379 Producing nitrogen to use in under balanced drilling, secondary recovery production operations and pipeline maintenanceNov 10, 08Jul 19, 11[B01J]
7743823 Force balanced rotating pressure control deviceJun 04, 07Jun 29, 10[E21B]
7537062 Flapper valve and actuatorAug 14, 06May 26, 09[E21B]
7468173 Method for producing nitrogen to use in under balanced drilling, secondary recovery production operations and pipeline maintenanceFeb 25, 04Dec 23, 08[C01B]
7390032 Tubing joint of multiple orientations containing electrical wiringAug 01, 03Jun 24, 08[F16L]
7380590 Rotating pressure control headAug 19, 04Jun 03, 08[E21B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0176,341 Tapered Spline Connection for Drill Pipe, Casing, and TubingAbandonedMar 03, 15Jun 25, 15[E21B]
2011/0180,273 Tapered Spline Connection for Drill Pipe, Casing, and TubingAbandonedJan 28, 10Jul 28, 11[F16L, E21B]
6769498 Method and apparatus for inducing under balanced drilling conditions using an injection tool attached to a concentric string of casingExpiredJul 22, 02Aug 03, 04[E21B]

Top Inventors for This Owner

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