A61G 1/0243
With lockable swivel action
Official title: {with lockable swivel action, e.g. fixing castor in certain direction (locking of castor swivel action in general B60B33/02)}
A61G1/0243 (With lockable swivel action) appears on 105 US grants and 94 published applications in this corpus.
Search patents in A61G- Granted patents
- 105
- Published applications
- 94
- Assignees
- 24
- Inventors
- 157
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 2 |
| 2002 | 5 | 5 |
| 2003 | 8 | 6 |
| 2004 | 6 | 3 |
| 2005 | 2 | 1 |
| 2006 | 1 | 2 |
| 2007 | 1 | 3 |
| 2008 | 2 | 3 |
| 2009 | 3 | 7 |
| 2010 | 2 | 0 |
| 2011 | 4 | 4 |
| 2012 | 3 | 1 |
| 2013 | 2 | 3 |
| 2014 | 3 | 0 |
| 2015 | 1 | 2 |
| 2016 | 2 | 7 |
| 2017 | 1 | 5 |
| 2018 | 5 | 4 |
| 2019 | 5 | 7 |
| 2020 | 2 | 4 |
| 2021 | 6 | 3 |
| 2022 | 4 | 4 |
| 2023 | 6 | 3 |
| 2024 | 3 | 11 |
| 2025 | 4 | 4 |
| 2026 | 4 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Directional wheel lock assemblies and cots having directional wheel lock assemblies8 Sep 2026US 12,728,049 B2Ferno-Washington, Inc.
- Patient transport apparatus with motion dampening17 Mar 2026US 12,575,983 B2Stryker Corporation
- Patient transport apparatus with steer lock assembly27 Jan 2026US 12,533,270 B2Stryker Corporation
- Patient transport apparatus with cable connected brake and steer lock assemblies6 Jan 2026US 12,514,764 B2Stryker Corporation
- Interfaces for vehicular retrieval, transportation, and/or deposition of payloads and methods thereof2 Dec 2025US 12,485,809 B2Venturi Astrolab, Inc.
- Patient Support Apparatus With Lift Mechanism23 Oct 2025US 2025/0325428 A1Stryker Corporation
- Brake mechanism7 Aug 2025US 2025/0248867 A1Sizewise Rentals, L.L.C.
- Patient Transport Apparatus Having Powered Drive System Utilizing Dual Mode User Input Control5 Jun 2025US 2025/0177220 A1Stryker Corporation
- Patient Transport Apparatus With Defined Transport Height15 May 2025US 2025/0152442 A1Stryker Corporation
- Patient Transport Apparatus With Cable Connected Brake And Steer Lock Assemblies7 Nov 2024US 2024/0366440 A1Stryker Corporation
Most cited
By later US patents
- Stretcher controls223US 5,806,111 AHill-Rom, Inc. · 1998
- Caster and braking system158US 6,321,878 B1Hill-Rom Services, Inc. · 2001
- Hospital bed castor control mechanism123US 5,377,372 AHill-Rom, Inc. · 1995
- Ambulance cot system102US 8,051,513 B2Monster Medic, Inc. · 2011
- Stretcher center wheel mechanism100US 5,987,671 AHill-Rom, Inc. · 1999