B61K 5/00
Apparatus for placing vehicles on the track
Official title: Apparatus for placing vehicles on the track; Derailers; Lifting or lowering rail vehicle axles or wheels
B61K5/00 (Apparatus for placing vehicles on the track) appears on 87 US grants and 53 published applications in this corpus.
Search patents in B61K- Granted patents
- 87
- Published applications
- 53
- Assignees
- 71
- Inventors
- 170
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 2 |
| 2009 | 1 | 2 |
| 2010 | 2 | 3 |
| 2011 | 3 | 3 |
| 2012 | 2 | 2 |
| 2013 | 2 | 4 |
| 2014 | 1 | 1 |
| 2015 | 3 | 1 |
| 2016 | 0 | 6 |
| 2017 | 2 | 3 |
| 2018 | 5 | 2 |
| 2019 | 4 | 3 |
| 2020 | 4 | 1 |
| 2021 | 2 | 6 |
| 2022 | 3 | 2 |
| 2023 | 2 | 1 |
| 2024 | 3 | 3 |
| 2025 | 3 | 2 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Locked-axle spring compression system and method15 Sep 2026US 12,735,080 B2BNSF Railway Company
- Single wheeled knuckle carrier31 Mar 2026US 12,589,782 B2The Nolan Company
- Derailing system3 Feb 2026US 12,539,899 B2Westinghouse Air Brake Technologies Corporation
- Intelligent drop table19 Aug 2025US 12,392,607 B2Nabholz Construction Corporation
- Tank car recovery system and method of use27 May 2025US 12,311,985 B1Hulcher Services Inc
- Magnetic levitation train rescue wheel device and magnetic levitation train20 Aug 2026US 2026/0241965 A1Crrc Qingdao Sifang Co., Ltd.
- Battery operated lift jack for railways26 Mar 2026US 2026/0084943 A1FTS Tools, LLC
- Transfer device for a rail vehicle, sensor apparatus, bogie, rail vehicle and method for operating a transfer device16 Oct 2025US 2025/0319911 A1
- Derail Warning Light System3 Jul 2025US 2025/0214634 A1Railserve, Inc.
- Single wheeled knuckle carrier30 May 2024US 2024/0174272 A1The Nolan Company
Most cited
By later US patents
- Railway inspection system27US 9,981,671 B2Nordco Inc. · 2018
- Re-railing jack24US 4,556,200 ANational Mine Service Company · 1985
- Lifting and lowering a rail section24US 4,706,782 AMannesmann Aktiengesellschaft · 1987
- In-train wheel changing device12US 5,876,018 A1999
- Split rail trolley system11US 7,900,562 B2Macton Corporation · 2011