HAGELSTON, AMY JANEEN

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 1133
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8220488 Flow control valve with internal isolation meansJul 30, 10Jul 17, 12[F16K]
7749308 Method for reducing hydrocarbon emissionsJan 02, 07Jul 06, 10[B01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7249383 Method of detecting piracy of proprietary materialExpiredJan 30, 03Jul 24, 07[G06F]

Top Inventors for This Owner

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