Description
Class B61K : OTHER AUXILIARY EQUIPMENT FOR RAILWAYS
Subclass 3/02: Wetting or lubricating rails or wheel flanges Apparatus therefor combined with vehicles
B61K 3/02
Sub-Class
Stats
- 10 US PATENTS IN FORCE
- 5 US APPLICATIONS PENDING
- 4 Total Patent Owners
- 31 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12091065 | Device and related methods for rail lubricant storage | Jul 17, 18 | Sep 17, 24 | Loram Maintenance of Way Inc. |
| 11926350 | Device and method for dispensing a friction-coefficient-optimizing mixture | Mar 04, 19 | Mar 12, 24 | NOWE GmbH |
| 10814890 | Methods of and compositions for controlling friction | Feb 19, 19 | Oct 27, 20 | Whitmore Manufacturing, LLC |
| 10221373 | Lubricant compositions | Mar 17, 17 | Mar 05, 19 | MPL INNOVATIONS, INC. |
| 10214225 | Thixotropic gel or liquid for friction control and method of using the same | Apr 07, 17 | Feb 26, 19 | Whitmore Manufacturing, LLC |
| 10071756 | System and method for fleet wheel-rail lubrication and noise management | Nov 09, 16 | Sep 11, 18 | IGRALUB NORTH AMERICA, LLC |
| 9168933 | Railway vehicle steering truck | Sep 20, 12 | Oct 27, 15 | NIPPON STEEL & SUMITOMO METAL CORPORATION |
| 6199661 | Top-of-rail lubrication rate control by the hydraulic pulse width modulation method | Jun 15, 00 | Mar 13, 01 | LORAM MAINTENANCE OF WAY, INC., Tranergy Corporation, |
| 6076637 | Top-of-rail lubrication rate control by the hydraulic pulse width modulation method | Feb 23, 98 | Jun 20, 00 | LORAM MAINTENANCE OF WAY, INC., Tranergy Corporation, |
| 5896947 | On board lubrication systems for lubricating top of rail for cars and rail gage side/wheel flange for locomotives | Jun 05, 97 | Apr 27, 99 | LORAM MAINTENANCE OF WAY, INC., Tranergy Corporation, |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0043,111 | SOLID-LIQUID BI-PHASE LUBRICATING DEVICES AND METHODS OF USING SAME | Dec 16, 22 | Feb 06, 25 | P&S GLOBAL HOLDING LLC |
| 2024/0083,475 | SYSTEMS AND METHODS FOR INSPECTION OF A TRACK OF AN AMUSEMENT ATTRACTION | Sep 11, 23 | Mar 14, 24 | Not available |
| 2022/0219,742 | METHOD AND DEVICE FOR PROTECTING WHEELSETS AND A RAILROAD BED FROM WEAR | Apr 03, 20 | Jul 14, 22 | Not available |
| 2021/0024,106 | FRICTION CONTROL COMPOSITION WITH HIGH AND POSITIVE FRICTION CHARACTERISTICS | Oct 08, 20 | Jan 28, 21 | Not available |
| 2019/0176,858 | FRICTION CONTROL COMPOSITION WITH HIGH AND POSITIVE FRICTION CHARACTERISTICS | Feb 19, 19 | Jun 13, 19 | Not available |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 21 Months (last 2 years Issuances)
- 21 Months (last 5 years Issuances)