SIEMENS SGP VERKEHRSTECHNIK GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES 156
 
  
 
B61D BODY DETAILS OR KINDS OF RAILWAY VEHICLES 125
 
  
 
B61F RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES, ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING; WHEELS GUARDS; OBSTRUCTION REMOVERS OR THE LIKE 121

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6834909 Door fasteningMay 27, 03Dec 28, 04[B60J]
6637344 Running gear for a rail vehicleOct 15, 02Oct 28, 03[B61D]
6637348 Level-adjustable main spring and actively biased emergency spring with fail-safe behaviorJul 02, 02Oct 28, 03[B61F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6832669 Deformation elementExpiredAug 19, 02Dec 21, 04[F16F]
6688237 Deformation elementExpiredAug 19, 02Feb 10, 04[B61D]
2003/0107,161 Spring suspension deviceAbandonedDec 11, 02Jun 12, 03[F16F]
6247413 Truck frame for railway rolling stockExpiredAug 06, 99Jun 19, 01[B61F]
6035788 Bogie for rail vehiclesExpiredAug 03, 98Mar 14, 00[B61F]

Top Inventors for This Owner

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