J. I. Livingstone Enterprises Ltd.

Patent Owner

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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)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8757293 Air hammer coring apparatus and methodJan 24, 08Jun 24, 14[E21B]
8302676 Drilling, completing and stimulating a hydrocarbon production wellApr 20, 11Nov 06, 12[E21B]
7950458 Drilling, completing and stimulating a hydrocarbon production wellMar 26, 08May 31, 11[E21B]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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