AIRLIFT SERVICES INTERNATIONAL, INC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 260

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6558128 Fluid well pumping systemJul 09, 02May 06, 03[F04B]
6435838 Fluid well pumpAug 17, 00Aug 20, 02[F04B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0114,305 Fluid well pumping system and method to produce sameAbandonedNov 16, 10May 19, 11[E21B]
6810961 Fluid well pumping systemExpiredJan 21, 03Nov 02, 04[F04F, E21B]

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