A42B 3/286
With forced flow
Official title: {with forced flow, e.g. by a fan}
A42B3/286 (With forced flow) appears on 200 US grants and 263 published applications in this corpus.
Search patents in A42B- Granted patents
- 200
- Published applications
- 263
- Assignees
- 94
- Inventors
- 420
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 3 |
| 2002 | 3 | 0 |
| 2003 | 2 | 3 |
| 2004 | 5 | 0 |
| 2005 | 3 | 6 |
| 2006 | 3 | 5 |
| 2007 | 2 | 8 |
| 2008 | 1 | 3 |
| 2009 | 1 | 3 |
| 2010 | 4 | 6 |
| 2011 | 5 | 8 |
| 2012 | 5 | 3 |
| 2013 | 2 | 9 |
| 2014 | 3 | 5 |
| 2015 | 4 | 10 |
| 2016 | 4 | 10 |
| 2017 | 4 | 8 |
| 2018 | 6 | 18 |
| 2019 | 10 | 18 |
| 2020 | 16 | 19 |
| 2021 | 13 | 35 |
| 2022 | 21 | 26 |
| 2023 | 13 | 20 |
| 2024 | 13 | 10 |
| 2025 | 20 | 19 |
| 2026 | 14 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Personal protection system including medical garment with a shield6 Oct 2026US 12,751,515 B2Stryker Corporation
- Hard hat with fan15 Sep 2026US 12,733,705 B2Milwaukee Electric Tool Corporation
- Hardhat with air conduit15 Sep 2026US 12,734,377 B23M Innovative Properties Company
- Reusable head gear with replaceable microfilter assemblies powered air circulation, earthing and communication protocol8 Sep 2026US 12,728,300 B2
- Head protection with integrated air filtration18 Aug 2026US 12,708,168 B2Gilz LLC
- A hard hat with an integrated electronic subsystem24 Sep 2026US 2026/0283291 A1Xyz Reality Limited
- Surgical Helmet Including An Adjustment Mechanism2 Jul 2026US 2026/0182692 A1Stryker Corporation
- Protective apparel system with impervious protection28 May 2026US 2026/0144314 A1Medline Industries, Inc.
- Active cooling system for helmets14 May 2026US 2026/0130455 A1Wavecel, LLC
- Baseball cap7 May 2026US 2026/0123703 A1
Most cited
By later US patents
- Personal air filtration and control system161US 5,054,480 ABio Medical Devices, Inc. · 1991
- Air filtration system including a helmet assembly129US 6,481,019 B2Stryker Instruments · 2002
- Head gear apparatus125US 6,990,691 B2DePuy Products, Inc. · 2006
- Personal protection system including a helmet and a hood, the helmet including a ventilation system that blows air on the neck of the wearer117US 7,752,682 B2Stryker Corporation · 2010
- Surgical protective head gear assembly including high volume air delivery system110US 7,937,775 B2Microtek Medical, Inc. · 2011