TERCEL OILFIELD PRODUCTS UK 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 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
5918677 Method of and apparatus for installing the casing in a wellMar 12, 97Jul 06, 99[E21B]
5901798 Drill pipe tubing and casing protectorsSep 09, 96May 11, 99[E21B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0299,379 Down-Hole Swivel SubAbandonedJul 16, 12Oct 09, 14[E21B]
2010/0270,018 FISHING TOOLAbandonedApr 21, 10Oct 28, 10[E21B]

Top Inventors for This Owner

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