MAHLE FILTERSYSTEME GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 14120
 
  
 
F02M SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF 578
 
  
 
F01M LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL-COMBUSTION ENGINES; CRANKCASE VENTILATING 231
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124
 
  
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 171
 
  
 
F02D CONTROLLING COMBUSTION ENGINES 172
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL169
 
  
 
F16N LUBRICATING115
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7971565 Intake manifold and associated production methodDec 11, 03Jul 05, 11[F02M]
7874319 Tube for guiding gas or liquidJul 15, 04Jan 25, 11[F16L]
7604691 Adsorption filter for fuel vaporsJun 17, 04Oct 20, 09[B01D]
7237681 Ring filter element for a liquid filterAug 26, 03Jul 03, 07[B01D]
7163004 Ventilation system for a fuel tank of an internal combustion engineDec 17, 02Jan 16, 07[F02M]
7122067 Intake air filter for an internal combustion engineNov 26, 02Oct 17, 06[B01D]
7077093 Fresh gas supply system for a combustion engineApr 18, 03Jul 18, 06[F02B]
7007921 High-speed controlling deviceAug 16, 02Mar 07, 06[F02D]
6942895 Method for sealing the cut edges of web-shaped filter materialJun 05, 02Sep 13, 05[B05D]
6936169 Liquid filter, especially an oil filterNov 12, 03Aug 30, 05[B01D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7473353 Fuel filter of an internal combustion engineExpiredAug 31, 05Jan 06, 09[F02M]
2008/0093,288 Filter Medium for a FluidAbandonedAug 27, 05Apr 24, 08[B29C, B01D]
6973925 Ventilation device for crankcaseExpiredAug 22, 01Dec 13, 05[F01M]
6974538 Fuel filter for an internal combustion engineExpiredApr 27, 01Dec 13, 05[B01D]
2004/0069,563 Silencer with a plurality of resonance chambersAbandonedJul 18, 03Apr 15, 04[F01N]
6585894 Ring-shaped filter element including an annular end plate and a foamed elastic sealing ringExpiredNov 09, 00Jul 01, 03[B01D]
6581561 Suction system for an internal combustion engineExpiredDec 14, 01Jun 24, 03[F02M]
6505641 Device for an arrangement inside a fuel tank for supplying and filtering fuelExpiredApr 04, 01Jan 14, 03[F02M]
6379537 Oil filter with safety wallExpiredJul 27, 00Apr 30, 02[F01M, B01D]

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