Haldex AB

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 2132
 
  
 
F16D COUPLINGS FOR TRANSMITTING ROTATION 289
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172
 
  
 
G05G CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY 131

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5730172 Inlet valve for an air drierMay 06, 96Mar 24, 98[B01D]
5626210 Control arm arrangement for a brake leverJul 06, 94May 06, 97[F16D, G05G]
5327999 Brake lever for an S-cam automotive drum brakeNov 17, 93Jul 12, 94[F16D]
5234482 Retarding valve at a single-tower air drierDec 26, 91Aug 10, 93[F16K, B01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5664647 Brake drum lever for an automotive S-cam drum brakeExpiredJul 03, 96Sep 09, 97[F16D]
5103944 Wedge-type actuator for actuating drum brakesExpiredDec 20, 88Apr 14, 92[F16D]
D293604 Compressed air drier for vehicles or for stationary useExpiredApr 18, 84Jan 05, 88[]
4699256 Wedge brake arrangement for heavy road vehiclesExpiredMay 06, 86Oct 13, 87[F16D]
4581047 Compressed air drierExpiredApr 04, 85Apr 08, 86[B01D]
4510379 Control device for recording distance measuring instrument attached to a vehicle hubExpiredNov 07, 83Apr 09, 85[G01C]
4457337 Drain valve, preferably for a vehicle brake systemExpiredMar 23, 82Jul 03, 84[F16K]
4440268 Brake lever for an S-cam automotive drum brakeExpiredJul 31, 81Apr 03, 84[F16D]
4398929 Compressed air dehumidifierExpiredDec 02, 81Aug 16, 83[B01D]
4331457 Device preferably for driers for compressed airExpiredOct 22, 79May 25, 82[B01D]
4306580 Overflow return tankExpiredAug 22, 79Dec 22, 81[F16K]
4250748 Fuel volume meterExpiredAug 15, 78Feb 17, 81[G01F]

Top Inventors for This Owner

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