A42B 3/0453
Signalling devices
Official title: {Signalling devices, e.g. auxiliary brake or indicator lights}
A42B3/0453 (Signalling devices) appears on 151 US grants and 171 published applications in this corpus.
Search patents in A42B- Granted patents
- 151
- Published applications
- 171
- Assignees
- 73
- Inventors
- 290
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 2 |
| 2003 | 2 | 4 |
| 2004 | 3 | 3 |
| 2005 | 1 | 1 |
| 2006 | 2 | 2 |
| 2007 | 2 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 3 |
| 2010 | 1 | 3 |
| 2011 | 3 | 2 |
| 2012 | 3 | 2 |
| 2013 | 1 | 8 |
| 2014 | 4 | 7 |
| 2015 | 3 | 5 |
| 2016 | 8 | 13 |
| 2017 | 7 | 20 |
| 2018 | 10 | 18 |
| 2019 | 12 | 22 |
| 2020 | 15 | 12 |
| 2021 | 9 | 12 |
| 2022 | 16 | 8 |
| 2023 | 7 | 6 |
| 2024 | 12 | 9 |
| 2025 | 7 | 3 |
| 2026 | 6 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Voltage detection devices and systems29 Sep 2026US 12,745,815 B2Milwaukee Electric Tool Corporation
- Helmet accessory mounting system21 Jul 2026US 12,685,358 B2Gentex Corporation
- Energy absorbing protective apparatus7 Apr 2026US 12,593,886 B2Medical Innovation Group, LLC
- Safety band for hard hat10 Mar 2026US 12,569,022 B2
- Impact protection suit10 Mar 2026US 12,569,024 B1
- Illumination device assembly for helmets17 Sep 2026US 2026/0272094 A1
- Helmet shroud power distribution hub22 Jan 2026US 2026/0024963 A1Division Group, LLC
- Earwear blinker15 Jan 2026US 2026/0015056 A1
- Safety band for hard hat27 Nov 2025US 2025/0359614 A1
- Systems and methods for replicating vehicular illumination7 Aug 2025US 2025/0249823 A1
Most cited
By later US patents
- Head-mounted physiological signal monitoring system, devices and methods177US 9,579,060 B1Orbitol Research Inc. · 2017
- Helmet mounted brake lights80US 6,406,168 B12002
- Signal helmet74US 4,891,736 A1990
- Motorcycle safety helmet72US 5,040,099 A1991
- Helmet with turn signal indicators61US 4,559,516 AFreedom Industries, Inc. · 1985