B61L 11/08
Operation of points from the vehicle or by the passage of the
Official title: using electrical or magnetic interaction between vehicle and track
B61L11/08 (Operation of points from the vehicle or by the passage of the) appears on 46 US grants and 48 published applications in this corpus.
Search patents in B61L- Granted patents
- 46
- Published applications
- 48
- Assignees
- 25
- Inventors
- 77
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 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 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 3 |
| 2013 | 0 | 1 |
| 2014 | 2 | 1 |
| 2015 | 2 | 2 |
| 2016 | 1 | 2 |
| 2017 | 2 | 0 |
| 2018 | 1 | 7 |
| 2019 | 1 | 4 |
| 2020 | 5 | 3 |
| 2021 | 6 | 5 |
| 2022 | 3 | 6 |
| 2023 | 4 | 6 |
| 2024 | 3 | 4 |
| 2025 | 4 | 1 |
| 2026 | 6 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System and method for virtual block stick circuits7 Jul 2026US 12,673,707 B2BNSF Railway Company
- Railroad virtual track block system16 Jun 2026US 12,654,753 B2BNSF Railway Company
- Train-ground interlocking method and system for rail transit train operation control19 May 2026US 12,630,203 B2Casco Signal Ltd.
- Switch control method and apparatus, and storage medium3 Mar 2026US 12,565,249 B2BYD Company Limited
- Train operation control system and method based on train-ground coordination17 Feb 2026US 12,552,429 B2Casco Signal Ltd.
- Railroad virtual track block system8 Oct 2026US 2026/0307691 A1BNSF Railway Company
- System and method for virtual block operational status control with long block time delay30 Apr 2026US 2026/0116439 A1BNSF Railway Company
- System and method for virtual block stick circuits30 Jan 2025US 2025/0033679 A1BNSF Railway Company
- Turnout control method, object controller oc, and vehicle on-board controller26 Dec 2024US 2024/0425093 A1BYD Company Limited
- Railway switch management system and/or method19 Dec 2024US 2024/0416975 A1Parallel Systems, Inc.
Most cited
By later US patents
- Method for managing the circulation of vehicles on a railway network and related system12US 8,820,685 B2Alstom Transport SA · 2014
- Control of automatic guided vehicles without wayside interlocking10US 9,002,546 B2Thales Canada Inc. · 2015
- Signaling system9US 7,756,613 B2Hitachi, Ltd. · 2010
- Railroad virtual track block system8US 10,894,550 B2BNSF Railway Company · 2021
- Railroad frog assembly with multi-position holdback8US 6,164,602 AABC Rail Products Corporation · 2000