National Steel Car Limited

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
B61D BODY DETAILS OR KINDS OF RAILWAY VEHICLES 811
 
 
 
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 292
 
 
 
B60P VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS 1910
 
 
 
B61G COUPLINGS SPECIALLY ADAPTED FOR RAILWAY VEHICLES; DRAUGHT OR BUFFING APPLIANCES SPECIALLY ADAPTED FOR RAILWAY VEHICLES314
 
 
 
B61C LOCOMOTIVES; MOTOR RAILCARS 210
 
 
 
B61H BRAKES OR OTHER RETARDING APPARATUS PECULIAR TO RAIL VEHICLES; ARRANGEMENTS OR DIS-POSITIONS OF BRAKES OR OTHER RETARDING APPARATUS IN RAIL VEHICLES 210
 
 
 
B65H HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES275
 
 
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 151
 
 
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 181
 
 
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 153

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0114,253 RAILROAD HOPPER CAR AND DOOR MECHANISM THEREFORDec 23, 14Apr 30, 15[B61D]
2015/0068,425 RAIL ROAD FREIGHT CARSep 12, 13Mar 12, 15[B61D]
2014/0331,892 RAIL ROAD HOPPER CAR RIDGE FITTINGSDec 13, 13Nov 13, 14[B61D]
2014/0245,921 FITTINGS FOR RAILROAD CAR TRUCKMay 12, 14Sep 04, 14[B61F]
2014/0130,707 MOVABLE SUPPORT FITTING FOR RAILROAD CARNov 15, 12May 15, 14[B61D]
2014/0109,792 RAIL ROAD CAR TRUCK AND FITTING THEREFORDec 31, 13Apr 24, 14[B61F]
2014/0026,781 RAILROAD CAR AND DOOR MECHANISM THEREFORJan 22, 13Jan 30, 14[B61D]
2011/0315,045 RAIL ROAD CAR AND TRUCK THEREFORSep 04, 11Dec 29, 11[B61F]
2011/0126,392 RAIL ROAD CAR TRUCK WITH BEARING ADAPTER AND METHODFeb 02, 10Jun 02, 11[B23P]
2010/0320,167 RAIL ROAD CAR DRAFT FITTINGSAug 24, 10Dec 23, 10[B61G]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9,067,605 Fittings for autorack railroad carNov 01, 12Jun 30, 15[B61D, B61F]
8,973,508 Freight car with lifting location and methodJan 18, 13Mar 10, 15[B61D]
8,967,053 Railroad hopper car and door mechanism thereforJun 28, 13Mar 03, 15[B61D]
8,939,089 Fitting for autorack railroad car housingNov 15, 12Jan 27, 15[B61D]
8,915,193 Railroad car and door mechanism thereforMar 15, 13Dec 23, 14[B61D]
8,770,113 Rail road freight car with damped suspensionAug 10, 09Jul 08, 14[B61F]
8,746,151 Rail road car truck and fitting thereforMar 03, 09Jun 10, 14[B61F]
8,739,705 Autorack railroad car and underframe thereforApr 05, 12Jun 03, 14[B61D]
8,726,812 Rail road freight car truck with self-steering rockerSep 15, 12May 20, 14[B61F]
8,720,347 Relieved bearing adapter for railroad freight car truckSep 15, 12May 13, 14[B61F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0315,041 SYMMETRICAL MULTI-UNIT RAILROAD CARABANSep 02, 11Dec 29, 11[B61D]
2010/0139,521 RAIL ROAD CAR TRUCK WITH ROCKING SIDEFRAMEABANNov 03, 09Jun 10, 10[B61F]
2008/0271,633 RAIL ROAD CAR TRUCK AND FITTINGS THEREFORABANOct 31, 07Nov 06, 08[B61F]
2008/0206,009 RAIL ROAD CAR WITH REDUCED SLACKABANApr 22, 08Aug 28, 08[B60P]
2007/0234,928 COIL STOP FOR RAIL ROAD COIL CARABANJun 15, 07Oct 11, 07[B60P]
2006/0254,455 RAIL ROAD CAR WITH CANTILEVERED ARTICULATIONABANMay 23, 06Nov 16, 06[B61D]
2006/0243,159 Dropped deck center beam rail road car with shallow center sillABANFeb 07, 06Nov 02, 06[B61D]
2006/0137,565 Rail road car truck and bearing adapter fitting thereforABANDec 23, 04Jun 29, 06[B61D]
7,044,062 Dropped deck center beam rail road carExpiredMar 12, 01May 16, 06[B61D]
7,025,003 Dropped deck center beam rail road car with shallow center sillExpiredMay 09, 03Apr 11, 06[B61D]
6,983,702 Dropped deck center beam rail road carExpiredMar 15, 04Jan 10, 06[B61D]
2005/0223,936 Rail road car truck with bearing adapter and methodABANApr 05, 05Oct 13, 05[B61F]
2005/0117,990 Rail road car with lading securement storage apparatusABANSep 28, 04Jun 02, 05[B61D]
2003/0230,214 Coil car structureABANApr 08, 03Dec 18, 03[B61D]
2003/0200,895 AUTO RACK RAIL CAR WITH END CLOSUREABANApr 30, 02Oct 30, 03[B61D]
2002/0076,289 Insulated triple trough coil carABANDec 15, 00Jun 20, 02[B60P]
2002/0076,290 Triple trough coil car with deep center sillABANDec 15, 00Jun 20, 02[B60P]
6,138,579 Autorack railcar adjustable decking structure and methodExpiredApr 21, 98Oct 31, 00[B61D]
5,730,063 High capacity container rail car for varying arrangements intermodal containersExpiredApr 30, 96Mar 24, 98[B61D]
4,951,575 Depressed center beam flat carExpiredJun 09, 89Aug 28, 90[B61D]

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