Class B61K : OTHER AUXILIARY EQUIPMENT FOR RAILWAYS
Subclass 5/06: Apparatus for placing vehicles on the track; Derailers; Lifting or lowering rail vehicle axles or wheels (hoisting apparatus B66) Devices secured to the track Derailing or re-railing blocks
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12116029 | Derail warning light system | Jul 29, 22 | Oct 15, 24 | Railserve, Inc. |
| 11897523 | Universal track derailer assembly | May 10, 21 | Feb 13, 24 | Western-Cullen Hayes Inc. |
| 11332171 | Derailing device | Aug 29, 19 | May 17, 22 | Westinghouse Air Brake Technologies Corporation |
| 11001280 | Universal track derailer assembly | Sep 14, 18 | May 11, 21 | Western-Cullen-Hayes, Inc. |
| 10427698 | Train derailer placement warning device | Jan 27, 17 | Oct 01, 19 | Green Timber Energy |
| 9932054 | Double point derail switch | Feb 19, 16 | Apr 03, 18 | Progress Rail Services Corporation |
| 9834233 | Lightweight rerailer | Apr 17, 15 | Dec 05, 17 | PENNSY CORPORATION |
| 9010252 | Lightweight rerailer | Nov 22, 13 | Apr 21, 15 | PENNSY CORPORATION |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2022/0250,663 | DERAILING SYSTEM | Apr 28, 22 | Aug 11, 22 | Not available |
| 2021/0261,175 | Universal Track Derailer Assembly | May 10, 21 | Aug 26, 21 | Not available |
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