JAC OPERATIONS, INC.

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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 249
 
 
 
B60P VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS 335
 
 
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 155
 
 
 
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
 
 
 
B61G COUPLINGS SPECIALLY ADAPTED FOR RAILWAY VEHICLES; DRAUGHT OR BUFFING APPLIANCES SPECIALLY ADAPTED FOR RAILWAY VEHICLES117
 
 
 
B61H BRAKES OR OTHER RETARDING APPARATUS PECULIAR TO RAIL VEHICLES; ARRANGEMENTS OR DIS-POSITIONS OF BRAKES OR OTHER RETARDING APPARATUS IN RAIL VEHICLES 115

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0336,591 OPEN TOP HOPPER RAILCAR WITH BIASED DOOR SEAL AND ENLARGED CONTOURED END DOORAug 03, 15Nov 26, 15[B61D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9862393 Open top hopper railcar with biased door seal and enlarged contoured end doorAug 03, 15Jan 09, 18[B61D]
9669845 Open top hopper railcar with lading shedding top chord and corner cap and integrated door operating controls with manual overrideDec 03, 12Jun 06, 17[B61D]
9387864 Transverse trough coil car with modular trough forming assemblies and method of forming sameOct 02, 14Jul 12, 16[B60P, B61D]
9096238 Open top hopper railcar with biased door seal and enlarged contoured end doorFeb 03, 14Aug 04, 15[B61D]
8950341 Multi-unit intermodal railroad well car with safety platform and handbrakeSep 21, 12Feb 10, 15[B61D]
8757067 Railroad well car with open truss sidesJun 06, 11Jun 24, 14[B61D]
8640631 Side contoured open top hopper railcar with biased door seal and enlarged contoured end doorJul 20, 12Feb 04, 14[B61D]
8342105 Open top hopper railcar with lading shedding top chord and corner cap and integrated door operating controls with manual overrideMar 01, 10Jan 01, 13[B61D]
7954437 Railroad well car with open truss sidesMay 16, 08Jun 07, 11[B61D]
7832340 Hopper railcar with automatic individual door systemJan 23, 07Nov 16, 10[B61D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0232,106 MULTI-UNIT INTERMODAL RAILROAD WELL CAR WITH SAFETY PLATFORM AND HANDBRAKEAbandonedFeb 10, 15Aug 20, 15[B61D, B61H]
6148735 Light weight gondola carExpiredJun 25, 97Nov 21, 00[B61D]
5070793 Top chord member for railway carsExpiredJan 10, 91Dec 10, 91[B61D]

Top Inventors for This Owner

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