B61K 3/02
Apparatus therefor combined with vehicles
B61K3/02 (Apparatus therefor combined with vehicles) appears on 41 US grants and 33 published applications in this corpus.
Search patents in B61K- Granted patents
- 41
- Published applications
- 33
- Assignees
- 38
- Inventors
- 81
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 2 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 2 | 4 |
| 2012 | 0 | 1 |
| 2013 | 2 | 0 |
| 2014 | 1 | 4 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 3 |
| 2018 | 1 | 0 |
| 2019 | 2 | 3 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 2 |
| 2023 | 0 | 2 |
| 2024 | 3 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Discharge nozzle for discharging grit or lubricant18 Aug 2026US 12,709,309 B2Nowe GmbH
- Systems and methods for inspection of a track of an amusement attraction11 Nov 2025US 12,466,450 B2Universal City Studios LLC
- Device and related methods for rail lubricant storage17 Sep 2024US 12,091,065 B2Loram Maintenance of Way, Inc.
- Device and method for dispensing a friction-coefficient-optimizing mixture12 Mar 2024US 11,926,350 B2Nowe GmbH
- Device, system and method for lubricating a railway switch13 Feb 2024US 11,898,312 B2Railway Robotics AS
- Solid-liquid bi-phase lubricating devices and methods of using same6 Feb 2025US 2025/0043111 A1P&S Global Holding LLC
- Systems and methods for inspection of a track of an amusement attraction14 Mar 2024US 2024/0083475 A1Universal City Studios LLC
- Discharge Nozzle for Discharging Grit or Lubricant5 Oct 2023US 2023/0311137 A1Nowe GmbH
- Method for actuating a track conditioning unit or a wheel flange lubricating system20 Apr 2023US 2023/0123582 A1Siemens Mobility GmbH
- Method and device for protecting wheelsets and a railroad bed from wear14 Jul 2022US 2022/0219742 A1Kupper Servis, LLC
Most cited
By later US patents
- On-board lubrication system for direct application to curved and tangent railroad track39US 5,477,941 ATranergy Corporation · 1995
- Intelligent on-board rail lubrication system for curved and tangent track33US 4,930,600 ATranergy Corporation · 1990
- Transit rail lubricant applicator28US 4,811,818 ADurafilm Corporation · 1989
- Rail lubrication application system23US 5,251,724 AGeneral Motors Corporation · 1993
- Apparatus for the lubrication and cleaning of elongated articles, especially rails and chains23US 5,360,084 ASatzinger GmbH & Co. · 1994