MINER ENTERPRISES, 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 267
 
  
 
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 1212
 
  
 
B61G COUPLINGS SPECIALLY ADAPTED FOR RAILWAY VEHICLES; DRAUGHT OR BUFFING APPLIANCES SPECIALLY ADAPTED FOR RAILWAY VEHICLES127
 
  
 
F16F SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION851
 
  
 
B61H BRAKES OR OTHER RETARDING APPARATUS PECULIAR TO RAIL VEHICLES; ARRANGEMENTS OR DIS-POSITIONS OF BRAKES OR OTHER RETARDING APPARATUS IN RAIL VEHICLES 79
 
  
 
E01B PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS 220
 
  
 
1203 LOCOMOTIVES AND ROLLING STOCK FOR RAILWAYS AND ALL OTHER RAIL VEHICLES27
 
  
 
A47C CHAIRS 152
 
  
 
B21K MAKING FORGED OR PRESSED PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS, WHEELS 122
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0183,020 RAILCAR BRAKE BEAM ASSEMBLY AND RELATED METHOD OF DESIGNING A RAILCAR BRAKE BEAM ASSEMBLYDec 28, 15Jun 29, 17[B61H]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9908541 Railcar brake beam assembly and related method of designing a railcar brake beam assemblyDec 28, 15Mar 06, 18[B61H]
9789888 Railcar draft gear assemblyAug 25, 14Oct 17, 17[B61G]
9751536 Railroad hopper car door operating mechanismApr 21, 15Sep 05, 17[B61D]
9598092 Railcar energy absorption/coupling systemNov 13, 14Mar 21, 17[B61G]
D781179 Railcar cushioning assembly followerApr 28, 15Mar 14, 17[1203]
9522683 Method for influencing gravitational discharge of material from a railroad hopper carMay 03, 16Dec 20, 16[B65G, B61D]
9421986 Railroad car constant contact side bearing assemblyMay 02, 14Aug 23, 16[B61F]
9393970 Railroad hopper car discharge gate assembly and related method for influencing gravitational discharge of material from a railroad hopper carApr 22, 14Jul 19, 16[B61D]
8985355 Railcar draft gear assembly and related method for assembling a railcar draft gearJan 22, 13Mar 24, 15[B61G]
8967052 Railcar constant contact side bearing assemblyApr 12, 13Mar 03, 15[B61F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8602181 Railroad freight car brake beam strut assembly and method of manufacturing sameExpiredJun 13, 12Dec 10, 13[B61H]
8025133 Strut swedge toolingExpiredJun 06, 08Sep 27, 11[B61H]
7810436 Hinge system for pivotally connecting a first member to a second memberExpiredMay 12, 08Oct 12, 10[B61D]
7784410 Constant contact side bearing assembly for a railcarExpiredDec 15, 06Aug 31, 10[B61F]
7387075 Method for mounting a hatch cover to a railcarExpiredDec 07, 05Jun 17, 08[B61D]
7128312 Elastomeric spring assembly for a railcar and method of making sameExpiredSep 28, 04Oct 31, 06[F16F]
7003850 Railroad car hatch cover hinge structure and method for connecting a hatch cover to a railcarExpiredDec 08, 03Feb 28, 06[E05D]
6877623 Elastomeric spring assembly for a railcar and method of making sameExpiredJan 21, 03Apr 12, 05[B61G]
6860530 Bar lock mechanismExpiredFeb 11, 03Mar 01, 05[E05C]
6827025 Hatch cover for a railroad hopper carExpiredMar 26, 03Dec 07, 04[B61D]
6520360 Housing for draft gearExpiredOct 19, 01Feb 18, 03[B65D]
6478173 Railroad car draft gear having a long travelExpiredFeb 13, 01Nov 12, 02[B61G]
6412421 Gate assembly for a railroad hopper carExpiredApr 06, 01Jul 02, 02[B61D]
6412422 Gate assembly for a railroad hopper carExpiredApr 06, 01Jul 02, 02[B61D]
6398314 Brake system for rail carsExpiredMay 17, 01Jun 04, 02[B60T]
6286812 Portable lifting apparatusExpiredMar 27, 00Sep 11, 01[B60P]
6264288 Brake system for rail carsExpiredJul 02, 99Jul 24, 01[B60T]
6227124 Locking mechanism for a hinged railroad hopper car doorExpiredAug 11, 99May 08, 01[B61D]
6010657 Method of manufacturing a bellowed sealExpiredJun 29, 98Jan 04, 00[B29C]
5957441 Hourglass-shaped elastomeric compression springExpiredSep 05, 97Sep 28, 99[F16F]

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