J & J TECHNICAL LLC

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 195
 
  
 
F04F PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED 113

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5372190 Down hole jet pumpJun 08, 93Dec 13, 94[F04F, E21B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6877286 Insulative window coveringExpiredMay 02, 03Apr 12, 05[E04C]
5083609 Down hole jet pump retrievable by reverse flow and well treatment systemExpiredNov 19, 90Jan 28, 92[E21B]

Top Inventors for This Owner

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