A61G 1/02
Stretchers: with wheels
Official title: with wheels
A61G1/02 (Stretchers: with wheels) appears on 689 US grants and 666 published applications in this corpus.
Search patents in A61G- Granted patents
- 689
- Published applications
- 666
- Assignees
- 185
- Inventors
- 864
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 5 | 0 |
| 1987 | 8 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 7 | 0 |
| 1991 | 6 | 0 |
| 1992 | 8 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 8 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 8 | 0 |
| 2000 | 5 | 0 |
| 2001 | 16 | 3 |
| 2002 | 9 | 12 |
| 2003 | 16 | 15 |
| 2004 | 18 | 20 |
| 2005 | 12 | 13 |
| 2006 | 15 | 24 |
| 2007 | 6 | 25 |
| 2008 | 15 | 22 |
| 2009 | 25 | 24 |
| 2010 | 19 | 12 |
| 2011 | 14 | 27 |
| 2012 | 15 | 17 |
| 2013 | 26 | 19 |
| 2014 | 23 | 28 |
| 2015 | 23 | 31 |
| 2016 | 25 | 39 |
| 2017 | 14 | 30 |
| 2018 | 25 | 32 |
| 2019 | 31 | 39 |
| 2020 | 28 | 41 |
| 2021 | 40 | 41 |
| 2022 | 40 | 28 |
| 2023 | 38 | 36 |
| 2024 | 33 | 42 |
| 2025 | 33 | 28 |
| 2026 | 23 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61G 1/0206Characterised by the number of supporting wheels if stretcher is extended413
- A61G 1/0237Having at least one swivelling wheel350
- A61G 1/025Having auxiliary wheels283
- A61G 1/0287Having brakes211
- A61G 1/0293Stretcher supports with wheels174
- A61G 1/0275Having driven wheels145
- A61G 1/0231Having only fixed wheels66
- A61G 1/0281Having a steering device61
Recent patents
- Aircraft stretcher15 Sep 2026US 12,734,081 B2Skybudi Pty. Ltd.
- Directional wheel lock assemblies and cots having directional wheel lock assemblies8 Sep 2026US 12,728,049 B2Ferno-Washington, Inc.
- Modular stretcher for patient transport apparatus11 Aug 2026US 12,702,600 B2Stryker Corporation
- System and method of braking for a patient support apparatus4 Aug 2026US 12,697,256 B2Stryker Corporation
- Patient support apparatus with adaptive user interface14 Jul 2026US 12,678,356 B2Stryker Corporation
- Traveling assistance device and traveling assistance control method1 Oct 2026US 2026/0299585 A1Nsk Ltd.
- Patient Transport Apparatus With Electro-Mechanical Braking System24 Sep 2026US 2026/0283880 A1Stryker Corporation
- Patient Transport Apparatus With Articulable Powered Litter17 Sep 2026US 2026/0272734 A1Stryker Corporation
- Chest Compression System Retainer With Tethers For Use With A Patient Transport Apparatus27 Aug 2026US 2026/0248670 A1Stryker Corporation
- A wheel assembly for a wheeled apparatus27 Aug 2026US 2026/0249658 A1Howard Wright Limited
Most cited
By later US patents
- Stretcher controls223US 5,806,111 AHill-Rom, Inc. · 1998
- Life support stretcher bed192US 4,584,989 A1986
- Ambulance cot and hydraulic elevating mechanism therefor169US 7,398,571 B2Stryker Corporation · 2008
- Caster and braking system158US 6,321,878 B1Hill-Rom Services, Inc. · 2001
- Carrier with deployable center wheels150US 5,348,326 AHill-Rom, Inc. · 1994