B61D 1/02
General arrangements in sleeping or couchette carriages
Official title: General arrangements in sleeping or couchette carriages (B61D1/08 takes precedence)
B61D1/02 (General arrangements in sleeping or couchette carriages) appears on 8 US grants and 15 published applications in this corpus.
Search patents in B61D- Granted patents
- 8
- Published applications
- 15
- Assignees
- 5
- Inventors
- 29
- Latest grant
- 22 Mar 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 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 | 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 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 5 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 2 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 3 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Sleeping car compartment and sleeping car22 Mar 2022US 11,279,383 B2Crrc Tangshan Co., Ltd.
- Double-decker rail vehicle23 Nov 2021US 11,180,167 B2Crrc Qingdao Sifang Co., Ltd.
- Passenger safe wagon21 Jul 2020US 10,717,450 B2
- Seating arrangement, seat unit, tray table and seating system15 Sep 2015US 9,132,918 B2Air New Zealand Limited
- Sleeper compartment of a railroad passenger car3 Sep 2013US 8,522,692 B2Tangshan Railway Vehicle Co., Ltd.
- Sleeping car compartment and sleeping car23 Apr 2020US 2020/0122750 A1Crrc Tangshan Co., Ltd.
- Railway vehicle carriage structure and railway vehicle8 Aug 2019US 2019/0241200 A1Crrc Qingdao Sifang Co., Ltd.
- Double-decker rail vehicle18 Jul 2019US 2019/0217874 A1Crrc Qingdao Sifang Co., Ltd.
- Passenger safe wagon25 Apr 2019US 2019/0118837 A1
- People & cargo transit systems & vehicles27 Oct 2016US 2016/0311478 A1
Most cited
By later US patents
- Public transport vehicle28US 4,686,908 A1987
- Airplane stretcher system25US 5,259,575 A1993
- Seating arrangement, seat unit, tray table and seating system11US 9,132,918 B2Air New Zealand Limited · 2015
- Railway sleeping car compartmental arrangement3US 4,161,914 APullman Incorporated · 1979
- Passenger safe wagon1US 10,717,450 B22020