B61D 19/007
The doors being wall panels enabling complete opening of the wagon sides
Official title: {The doors being wall panels enabling complete opening of the wagon sides, e.g. for quick loading or unloading}
B61D19/007 (The doors being wall panels enabling complete opening of the wagon sides) appears on 16 US grants and 8 published applications in this corpus.
Search patents in B61D- Granted patents
- 16
- Published applications
- 8
- Assignees
- 17
- Inventors
- 54
- Latest grant
- 26 Apr 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 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 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 3 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 2 | 1 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Delayed emergency release unit26 Apr 2022US 11,313,156 B2Westinghouse Air Brake Technologies Corporation
- Double-decker rail vehicle23 Nov 2021US 11,180,167 B2Crrc Qingdao Sifang Co., Ltd.
- Movable side wall and opening/closing mechanism for railroad boxcars2 Feb 2021US 10,906,562 B2Crrc Yangtze Co., Ltd.
- Full side openable boxcar30 Jun 2020US 10,696,311 B2CRRC Qiqihar Railing Stock Co., Ltd.
- Door opening and closing apparatus17 May 2016US 9,340,215 B2Nabtesco Corporation
- Discharge flow multiplication of fire suppression agent1 Jul 2021US 2021/0196997 A1Carrier Corporation
- Multimodal Platform for Railcar27 Feb 2020US 2020/0062281 A1Trinity Rail Group, LLC
- Double-decker rail vehicle18 Jul 2019US 2019/0217874 A1Crrc Qingdao Sifang Co., Ltd.
- Delayed Emergency Release Unit4 Oct 2018US 2018/0283057 A1Westinghouse Air Brake Technologies Corporation
- Movable side wall and opening/closing mechanism for railroad boxcars13 Sep 2018US 2018/0257673 A1Csr Yangze Co., Ltd.
Most cited
By later US patents
- Door finger guide for doors on auto rack cars28US 4,917,021 AZeftek, Inc. · 1990
- Rail car end assembly17US 5,140,912 ATrinity Industries, Inc. · 1992
- Sliding end panels for a rail car16US 4,924,780 ATrinity Industries, Inc. · 1990
- Covered vehicle container bodies15US 4,218,087 AGeorge Neville Truck Equipment Limited · 1980
- Railroad car with retractable closure track held down by bridge plate14US 4,677,918 AThrall Car Manufacturing Company · 1987