TRACKMOBILE, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B61C LOCOMOTIVES; MOTOR RAILCARS 115

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5301615 Railcar moving vehicle having monitored weight transfer process including sensors for sensing transfer of full weightApr 19, 93Apr 12, 94[B61C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6210565 Hydraulic filter head-mounted flowmeterExpiredSep 25, 98Apr 03, 01[B01D]
5844522 Mobile telephone location system and methodExpiredOct 13, 95Dec 01, 98[G01S]
5568535 Alarm system for enclosed areaExpiredNov 23, 94Oct 22, 96[H04M]
5515419 Tracking system and method for tracking a movable object carrying a cellular phone unit, and integrated personal protection system incorporating the tracking systemExpiredAug 02, 94May 07, 96[H04Q, G01S]
5325791 Coupling means for railcar moving vehiclesExpiredJul 29, 91Jul 05, 94[B61C]
4942826 Vehicle having variable gauge rail wheelsExpiredApr 12, 89Jul 24, 90[B61F, B61D]
4878436 Railcar moving vehicleExpiredApr 29, 88Nov 07, 89[B61C]

Top Inventors for This Owner

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