WELL ENGINEERING PARTNERS B.V.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 294

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9121239 Device for anchoring in a casing in a borehole in the groundJun 27, 14Sep 01, 15[E21B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8613309 Pipe handling apparatus and methodExpiredJan 19, 00Dec 24, 13[E21B]
6523611 Apparatus for completing a subterranean well and method of using sameExpiredJan 26, 01Feb 25, 03[E21B]
6435280 Making and breaking of couplings between pipe sections in a drilling rigExpiredSep 05, 00Aug 20, 02[E21B]
6283511 Pipe couplingExpiredAug 24, 98Sep 04, 01[F16L]

Top Inventors for This Owner

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