A62B 18/003
Breathing masks or helmets: having means for creating a fresh air curtain
Official title: {having means for creating a fresh air curtain}
A62B18/003 (Breathing masks or helmets: having means for creating a fresh air curtain) appears on 128 US grants and 252 published applications in this corpus.
Search patents in A62B- Granted patents
- 128
- Published applications
- 252
- Assignees
- 93
- Inventors
- 439
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 2 |
| 2005 | 2 | 7 |
| 2006 | 2 | 0 |
| 2007 | 0 | 5 |
| 2008 | 0 | 2 |
| 2009 | 2 | 4 |
| 2010 | 4 | 3 |
| 2011 | 1 | 3 |
| 2012 | 4 | 1 |
| 2013 | 1 | 7 |
| 2014 | 5 | 2 |
| 2015 | 2 | 5 |
| 2016 | 2 | 4 |
| 2017 | 2 | 13 |
| 2018 | 3 | 9 |
| 2019 | 6 | 7 |
| 2020 | 12 | 6 |
| 2021 | 6 | 21 |
| 2022 | 8 | 44 |
| 2023 | 10 | 46 |
| 2024 | 12 | 32 |
| 2025 | 22 | 16 |
| 2026 | 6 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hardhat with air conduit15 Sep 2026US 12,734,377 B23M Innovative Properties Company
- Maskless respiratory, skin, and eye protection device for aerosols and vapors including chemical, biological, radiological, nuclear, and explosive (cbrne) contaminants8 Sep 2026US 12,728,301 B2Patient Knowhow, Inc.
- Face masks and method of fabricating face mask1 Sep 2026US 12,722,029 B2Razer (Asia-Pacific) Pte. Ltd.
- Smart individualized near-face extended wear electrohydrodynamic respirator16 Jun 2026US 12,654,042 B2University of Washington
- Vibration decoupler19 May 2026US 12,629,546 B2BAE SYSTEMS plc
- System for reducing pathogens in a breathable airstream13 Aug 2026US 2026/0233033 A1
- Positive pressure mask6 Aug 2026US 2026/0224923 A1
- Masks, helmets and components thereof16 Jul 2026US 2026/0198625 A1
- Dust repelling headgear30 Apr 2026US 2026/0114538 A1Lunar Helium-3 Mining, LLC
- Maskless respiratory, skin, and eye protection device for aerosols and vapors including chemical, biological, radiological, nuclear, and explosive (cbrne) contaminants30 Apr 2026US 2026/0115504 A1Patient Knowhow, Inc.
Most cited
By later US patents
- Respirator system for use with a hood or face mask265US 4,899,740 AE. D. Bullard Company · 1990
- Mask-type respirator135US 4,258,710 A1981
- Helmet-mounted air system for personal comfort125US 5,193,347 A1993
- Oxygen delivery, oxygen detection, carbon dioxide monitoring (ODODAC) apparatus and method116US 6,247,470 B12001
- Head unit for a medical/surgical personal protection system with a head band and a ventilation unit that is adjustably position relative to the head band86US 7,735,156 B2Stryker Corporation · 2010