KLEENAIR SYSTEMS INTERNATIONAL PLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES 172

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5224346 Engine NOx reduction systemMay 16, 91Jul 06, 93[F01N]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2005/0129,599 Ammonia storage and injection in NOx controlAbandonedJan 28, 05Jun 16, 05[B01D]
2005/0047,982 Engine emissions nox reductionAbandonedAug 13, 04Mar 03, 05[B01D]
6852292 Ammonia storage and injection in NOx controlExpiredApr 24, 02Feb 08, 05[F01N, B01D]
6745562 Diverter for catalytic converterExpiredSep 16, 02Jun 08, 04[F01N]
6499463 Dual fuel source diesel engineExpiredMay 16, 02Dec 31, 02[F02B]
6446940 Fuel-air mixerExpiredOct 10, 01Sep 10, 02[F02M]
5992141 Ammonia injection in NOx controlExpiredMar 19, 97Nov 30, 99[F01N]
5609026 Engine NOx reductionExpiredJun 28, 93Mar 11, 97[F01N]

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