B61F 11/00
Rail vehicles characterised by rail-engaging elements other than wheels
Official title: Rail vehicles characterised by rail-engaging elements other than wheels, e.g. balls
B61F11/00 (Rail vehicles characterised by rail-engaging elements other than wheels) appears on 8 US grants and 5 published applications in this corpus.
Search patents in B61F- Granted patents
- 8
- Published applications
- 5
- Assignees
- 6
- Inventors
- 13
- Latest grant
- 27 Dec 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 2 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Train derailment and rollover prevention system27 Dec 2022US 11,535,283 B1K-Technology USA, Inc.
- Vehicle guidance system26 Oct 2021US 11,155,281 B2Hyperloop Technologies, Inc.
- Projected magnetic fastening system9 Jun 2020US 10,676,113 B2Trinity Industries, Inc.
- System for containing derailment of a railway vehicle18 Sep 2018US 10,077,059 B2
- Transportation apparatus having induced freezing rail system19 Aug 2014US 8,807,045 B2Electronics and Telecommunications Research Institute
- Vehicle guidance system13 Jan 2022US 2022/0009531 A1Hyperloop Technologies, Inc.
- Vehicle guidance system5 Jul 2018US 2018/0186389 A1Hyperloop Technologies, Inc.
- Protected magnetic fastening system1 Feb 2018US 2018/0029618 A1Trinity Industries, Inc.
- System for containing derailment of a railway vehicle1 Dec 2016US 2016/0347332 A1
- Transportation apparatus having induced freezing rail system23 Jun 2011US 2011/0146322 A1Electronics and Telecommunication Research Institute
Most cited
By later US patents
- Conveyor bench/work station with shunt17US 4,416,202 AIndustrial Management Co. · 1983
- Recirculating-ball linear bearing and guide rail therefor11US 4,692,039 A1987
- Projected magnetic fastening system2US 10,676,113 B2Trinity Industries, Inc. · 2020
- Vehicle guidance system2US 11,155,281 B2Hyperloop Technologies, Inc. · 2021