B60B 33/0081
Acting on tyre tread
Official title: {acting on tyre tread}
B60B33/0081 (Acting on tyre tread) appears on 128 US grants and 98 published applications in this corpus.
Search patents in B60B- Granted patents
- 128
- Published applications
- 98
- Assignees
- 72
- Inventors
- 213
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 7 | 0 |
| 2002 | 3 | 1 |
| 2003 | 2 | 3 |
| 2004 | 3 | 10 |
| 2005 | 6 | 3 |
| 2006 | 4 | 5 |
| 2007 | 4 | 5 |
| 2008 | 1 | 3 |
| 2009 | 5 | 8 |
| 2010 | 5 | 4 |
| 2011 | 6 | 3 |
| 2012 | 1 | 4 |
| 2013 | 5 | 6 |
| 2014 | 4 | 1 |
| 2015 | 4 | 5 |
| 2016 | 2 | 2 |
| 2017 | 3 | 4 |
| 2018 | 4 | 2 |
| 2019 | 3 | 4 |
| 2020 | 5 | 2 |
| 2021 | 6 | 3 |
| 2022 | 2 | 3 |
| 2023 | 5 | 4 |
| 2024 | 5 | 7 |
| 2025 | 3 | 4 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Caster with horizontal braking21 Apr 2026US 12,605,965 B2Benyu Casters & Wheels Co., Ltd
- Swivel castor arrangement for a piece of furniture and a bed with the swivel castor arrangement17 Mar 2026US 12,576,672 B2Wissner-Bosserhoff GmbH
- Patient transport apparatus with cable connected brake and steer lock assemblies6 Jan 2026US 12,514,764 B2Stryker Corporation
- Patient transport apparatus with brake assembly and steer lock assembly16 Dec 2025US 12,496,243 B2Stryker Corporation
- Caster assemblies having cam-operated brakes18 Nov 2025US 12,472,773 B2The Boeing Company
- Caster with a running wheel having an axis of rotation and a running surface9 Jul 2026US 2026/0192599 A1TENTE GmbH & Co. KG
- Patient Transport Apparatus With Brake Assembly And Steer Lock Assembly26 Mar 2026US 2026/0083609 A1Stryker Corporation
- Display device9 Oct 2025US 2025/0318061 A1LG Electronics Inc.
- Caster with horizontal braking10 Jul 2025US 2025/0222719 A1Benyu Casters & Wheels Co., Ltd
- Article movement systems, ball wheels and related apparatus and methods5 Jun 2025US 2025/0178376 A1Panter, Inc.
Most cited
By later US patents
- Undercarriage for X-ray diagnostic equipment212US 5,503,416 AOEC Medical Systems, Inc. · 1996
- Caster and braking system158US 6,321,878 B1Hill-Rom Services, Inc. · 2001
- Hospital bed castor control mechanism123US 5,377,372 AHill-Rom, Inc. · 1995
- Pneumatic locking swivel caster76US 7,017,228 B22006
- Hospital bed caster apparatus74US 6,865,775 B2Hill-Rom Services, Inc. · 2005