A61G 1/0256
Having wheels which support exclusively if stretcher is in low position
Official title: {having wheels which support exclusively if stretcher is in low position, e.g. on the folded legs}
A61G1/0256 (Having wheels which support exclusively if stretcher is in low position) appears on 33 US grants and 32 published applications in this corpus.
Search patents in A61G- Granted patents
- 33
- Published applications
- 32
- Assignees
- 7
- Inventors
- 47
- Latest grant
- 3 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 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 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 2 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 3 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 3 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 2 |
| 2016 | 3 | 7 |
| 2017 | 1 | 4 |
| 2018 | 4 | 1 |
| 2019 | 6 | 6 |
| 2020 | 0 | 1 |
| 2021 | 2 | 0 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Automated systems for powered cots3 Sep 2024US 12,076,280 B2Ferno-Washington, Inc.
- Assisted lifting devices for roll-in cots22 Aug 2023US 11,730,642 B2Ferno-Washington, Inc.
- Powered cots11 Oct 2022US 11,464,685 B2Ferno-Washington, Inc.
- Powered ambulance cot with an automated cot control system21 Sep 2021US 11,123,250 B2Ferno-Washington, Inc.
- Methods and systems for automatically articulating cots23 Feb 2021US 10,925,781 B2Ferno-Washington, Inc.
- Patient Transport Apparatus Having A Cable Assembly17 Jul 2025US 2025/0228718 A1Stryker Corporation
- Automated systems for powered cots30 Apr 2020US 2020/0129349 A1Ferno-Washington, Inc.
- Assisted lifting devices for roll-in cots19 Dec 2019US 2019/0380890 A1Ferno-Washington, Inc.
- Manual release systems for ambulance cots5 Dec 2019US 2019/0365583 A1Ferno-Washington, Inc.
- Powered ambulance cot with an automated cot control system7 Nov 2019US 2019/0336375 A1Ferno-Washington, Inc.
Most cited
By later US patents
- Stretcher with castor wheels94US 6,735,794 B1Stryker Corporation · 2004
- Cart having extensible auxiliary wheels55US 4,192,541 A1980
- Carriage for a stretcher46US 5,015,024 AStollenwerk Fabrik fur Sanitatsaustungen Hans Stollenwerk & Cie GmbH & Co. · 1991
- Powered ambulance cot with an automated cot control system37US 9,456,938 B2Ferno-Washington, Inc. · 2016
- Roll-in cot35US 7,631,373 B2Ferno-Washington, Inc. · 2009