B61G 5/04
Couplings for special purposes not otherwise provided for: for matching couplings of
Official title: for matching couplings of different types, i.e. transitional couplings
B61G5/04 (Couplings for special purposes not otherwise provided for: for matching couplings of) appears on 13 US grants and 11 published applications in this corpus.
Search patents in B61G- Granted patents
- 13
- Published applications
- 11
- Assignees
- 11
- Inventors
- 26
- Latest grant
- 14 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 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 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 | 1 |
| 2011 | 0 | 2 |
| 2012 | 1 | 0 |
| 2013 | 2 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Coupler, coupler system having a first coupler and a second coupler, and method for coupling14 Jul 2026US 12,679,429 B2Dellner Couplers AB
- Information processing apparatus, information processing method, and storage medium24 Feb 2026US 12,561,617 B2Canon Kabushiki Kaisha
- System for automatic coupling and release of vehicles travelling on the rail network20 Jan 2026US 12,528,522 B2Co.El.Da. Software Srl
- Coupling support for a central buffer coupling of a rail vehicle4 Jun 2024US 11,999,389 B2Siemens Mobility GmbH
- Device for horizontal, centering restoration of a coupling shaft28 Jun 2022US 11,370,466 B2Voith Patent GmbH
- Coupling for rail vehicle30 Jul 2026US 2026/0217287 A1Dellner Couplers AB
- System for automatic coupling and release of vehicles travelling on the rail network4 Jan 2024US 2024/0001974 A1Co.El.Da. Software Srl
- Coupler, coupler system having a first coupler and a second coupler, and method for coupling26 Jan 2023US 2023/0027765 A1Dellner Couplers AB
- Information processing apparatus, information processing method, and storage medium25 Aug 2022US 2022/0269996 A1Canon Kabushiki Kaisha
- Coupling support for a central buffer coupling of a rail vehicle21 Oct 2021US 2021/0323587 A1Siemens Mobility GmbH
Most cited
By later US patents
- Coupler11US 4,245,747 ABuckeye International, Inc. · 1981
- Convertible trailer/rail car traction unit8US 3,940,167 AYoung Ottawa, Inc. · 1976
- Adapter coupler for adapting couplings of different design6US 8,596,475 B2Voith Patent GmbH · 2013
- Trailer coupling adaptor5US 5,211,416 A1993
- Adapter coupler for adapting couplings of different design4US 8,297,454 B2Voith Patent GmbH · 2012