B61G 3/28
Couplings comprising mating parts of similar shape or form which can be
Official title: with coupling heads rigidly connected by locks consisting of slidable pins
B61G3/28 (Couplings comprising mating parts of similar shape or form which can be) appears on 7 US grants and 5 published applications in this corpus.
Search patents in B61G- Granted patents
- 7
- Published applications
- 5
- Assignees
- 2
- Inventors
- 9
- Latest grant
- 6 Aug 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 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 | 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 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Railcar coupler core with vertical parting line and method of manufacture6 Aug 2019US 10,370,010 B2Bedloe Industries LLC
- Railcar coupler core with vertical parting line and method of manufacture16 Jan 2018US 9,868,452 B2Bedloe Industries LLC
- Railcar coupler core with vertical parting line and method of manufacture27 Sep 2016US 9,452,765 B2Bedloe Industries LLC
- Railcar coupler core with vertical parting line and method of manufacture17 Nov 2015US 9,187,102 B2Bedloe Industries LLC
- Railcar coupler core with vertical parting line and method of manufacture13 May 2014US 8,720,711 B2
- Railcar coupler core with vertical parting line and method of manufacture5 Apr 2018US 2018/0093680 A1Bedloe Industries LLC
- Railcar coupler core with vertical parting line and method of manufacture9 Feb 2017US 2017/0036683 A1Bedloe Industries LLC
- Railcar coupler core with vertical parting line and method of manufacture21 Apr 2016US 2016/0107659 A1Bedloe Industries LLC
- Railcar coupler core with vertical parting line and method of manufacture30 Oct 2014US 2014/0319092 A1Bedloe Industries LLC
- Railcar coupler core with vertical parting line and method of manufacture22 Nov 2012US 2012/0292281 A1
Most cited
By later US patents
- Rail car coupler interlock14US 4,391,380 A1983
- Coupling arrangement for rail vehicles4US 6,712,231 B1Dellner Couplers AB · 2004
- Railcar coupler core with vertical parting line and method of manufacture2US 8,720,711 B22014
- Railcar coupler core with vertical parting line and method of manufacture1US 9,868,452 B2Bedloe Industries LLC · 2018