Precision Drilling Corporation

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 393

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7588100 Method and apparatus for directional drilling with variable drill string rotationSep 06, 07Sep 15, 09[E21B]
6332501 Linear coiled tubing injectorMay 12, 00Dec 25, 01[E21B]
5839514 Method and apparatus for injection of tubing into wellsMay 23, 97Nov 24, 98[E21B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0234,601 BIT BREAKERAbandonedMar 18, 11Sep 20, 12[E21B]
6502641 Coiled tubing drilling rigExpiredMay 19, 00Jan 07, 03[E21B]
6408955 Hybrid sectional and coiled tubing drilling rigExpiredMar 23, 01Jun 25, 02[E21B]
2002/0029,907 Coiled tubing drilling rigAbandonedOct 17, 01Mar 14, 02[E21B]
4673035 Method and apparatus for injection of tubing into wellsExpiredJan 06, 86Jun 16, 87[E21B]

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.