B61J 3/04
Car shunting or haulage devices with cable traction or endless-chain driving means
B61J3/04 (Car shunting or haulage devices with cable traction or endless-chain driving means) appears on 27 US grants and 12 published applications in this corpus.
Search patents in B61J- Granted patents
- 27
- Published applications
- 12
- Assignees
- 13
- Inventors
- 47
- Latest grant
- 28 Feb 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 4 | 3 |
| 2004 | 0 | 1 |
| 2005 | 2 | 2 |
| 2006 | 1 | 1 |
| 2007 | 0 | 2 |
| 2008 | 2 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Remote-controlled system and method for transporting trash28 Feb 2023US 11,591,158 B2
- Railcar positioning system for curved track11 Jul 2017US 9,701,324 B2Calbrandt, Inc.
- Pulling device for container inspection system13 Jan 2009US 7,475,866 B2Nuctech Company Limited
- Bogey frame sensor for railcar mover16 Dec 2008US 7,464,651 B2Calbrandt, Inc.
- Reversible plate positioning device for stationary radiation imaging trailer system6 May 2008US 7,367,764 B2Nuctech Company Limited
- Remote-Controlled System And Method For Transporting Trash4 Oct 2018US 2018/0282059 A1
- Railcar positioning system for curved track11 Aug 2016US 2016/0229431 A1Calbrandt, Inc.
- Bogey frame sensor for railcar mover1 Nov 2007US 2007/0251406 A1Calbrandt, Inc.
- Reversible plate positioning device for stationary radiation imaging trailer system7 Jun 2007US 2007/0126189 A1Nuctech Company Limited
- Pulling device for container inspection system1 Jun 2006US 2006/0113163 A1Nuctech Company Limited
Most cited
By later US patents
- High dog indexer14US 5,709,153 AMotion Controls, Inc. · 1998
- Pulling device for container inspection system13US 7,475,866 B2Nuctech Company Limited · 2009
- Train holding device12US 4,006,691 AMcDowell-Wellman Engineering Company · 1977
- Train positioner12US 4,354,792 ADravo Corporation · 1982
- Car wash wheel push roller dolly12US 6,647,894 B12003