META DOWNHOLE LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 690
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL367

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0194,933 Improved Isolation BarrierAug 18, 14Jul 07, 16[E21B]
2016/0024,894 Completion SystemJul 18, 15Jan 28, 16[E21B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9217308 Active external casing packer (ECP) for frac operations in oil and gas wellsMay 27, 10Dec 22, 15[E21B]
7306033 Apparatus for isolating zones in a wellAug 04, 05Dec 11, 07[E21B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0097,254 Isolation BarrierAbandonedSep 29, 15Apr 07, 16[E21B]
2015/0337,616 Isolation BarrierAbandonedMay 20, 15Nov 26, 15[E21B]
2015/0337,617 Isolation BarrierAbandonedMay 20, 15Nov 26, 15[E21B]
2015/0204,160 Isolation BarrierAbandonedJan 09, 15Jul 23, 15[E21B]

Top Inventors for This Owner

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