B60B 33/023
By using friction
Official title: {by using friction}
B60B33/023 (By using friction) appears on 37 US grants and 28 published applications in this corpus.
Search patents in B60B- Granted patents
- 37
- Published applications
- 28
- Assignees
- 30
- Inventors
- 66
- Latest grant
- 19 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 2 | 1 |
| 2010 | 0 | 1 |
| 2011 | 2 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 3 | 3 |
| 2015 | 1 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 2 |
| 2018 | 2 | 1 |
| 2019 | 4 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 3 |
| 2023 | 2 | 3 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Flutter resistant caster19 Nov 2024US 12,145,403 B2Pride Mobility Products Corporation
- Flutter resistant caster25 Jul 2023US 11,707,946 B2Pride Mobility Products Corporation
- Caster24 Jan 2023US 11,560,016 B2STEINCO Paul vom Stein GmbH
- Patient care bed29 Sep 2020US 10,787,034 B2Medical Depot, Inc.
- Force finger19 Nov 2019US 10,479,141 B2Monahan Products, LLC
- Controller and method for controlling casters attached to a movable part20 Jun 2024US 2024/0198727 A1TENTE GmbH & Co. KG
- Flutter Resistant Caster12 Oct 2023US 2023/0322023 A1Pride Mobility Products Corporation
- Wheel brake for a wagon20 Jul 2023US 2023/0227085 A1
- Anti-shimmy device adapted for a wheel of a child carrier23 Feb 2023US 2023/0059506 A1Wonderland Switzerland AG
- Lawn Care Vehicle with Front Drive Caster Wheels24 Nov 2022US 2022/0369549 A1Husqvarna AB
Most cited
By later US patents
- Caster and braking system158US 6,321,878 B1Hill-Rom Services, Inc. · 2001
- Lockable caster wheel52US 5,014,391 A1991
- Shielded castor with spring44US 5,001,808 A1991
- Brake control for a patient supporting wheeled carriage37US 6,951,034 B2Stryker Corporation · 2005
- Linkage for lift/lowering control for a patient supporting platform36US 6,820,294 B2Stryker Corporation · 2004