WELL TECHNOLOGY AS

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 591

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9631447 Method for removal of casings in an underground wellMar 04, 13Apr 25, 17[E21B]
9416636 Hydraulic cutting tool, system and method for controlled hydraulic cutting through a pipe wall in a wellApr 07, 14Aug 16, 16[E21B]
8786113 Device and a method for downhole energy generationMar 27, 09Jul 22, 14[E21B]
8319657 System and method for wireless communication in a producing well systemOct 11, 05Nov 27, 12[E21B]
8169854 System and method for wireless data transmissionOct 11, 05May 01, 12[E21B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0307,774 DEVICE AND METHOD FOR ISOLATING A SECTION OF A WELLBOREAbandonedJan 22, 09Dec 09, 10[E21B]
2010/0307,773 METHOD AND AN APPARATUS FOR CONTROLLING A WELL BARRIERAbandonedJan 22, 09Dec 09, 10[E21B]
2008/0277,122 Apparatus and a Method For Deployment of a Well Intervention Tool String Into a Subsea WellAbandonedMar 08, 06Nov 13, 08[E21B]

Top Inventors for This Owner

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