A61L 2103/65
Personal protective equipment
Official title: Personal protective equipment, e.g. facial masks
A61L2103/65 (Personal protective equipment) appears on 13 US grants and 22 published applications in this corpus.
Search patents in A61L- Granted patents
- 13
- Published applications
- 22
- Assignees
- 15
- Inventors
- 38
- Latest grant
- 28 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 4 |
| 2009 | 0 | 0 |
| 2010 | 2 | 0 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 2 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Silver titanium dioxide coating material, atomized silver titanium dioxide solution for inhaling and photocatalytic titanium dioxide solution for tattoo removal28 Oct 2025US 12,453,788 B2
- Antimicrobial compositions comprising glyceryl nitrates13 Mar 2018US 9,913,820 B2Board of Regents, The University of Texas Systems
- Antimicrobial compositions comprising glyceryl nitrates4 Oct 2016US 9,457,002 B2Board of Regents, The University of Texas System
- Biologically active methylene blue derivatives29 May 2012US 8,188,074 B2Photopharmica Limited
- Biologically active methylene blue derivatives29 Mar 2011US 7,915,254 B2Photopharmica Limited
- Sterilization device and sterilization method using same13 Aug 2026US 2026/0232857 A1Hanso Inc.
- Method and device for disinfecting and/or sterilising objects30 Apr 2026US 2026/0115346 A1Schwing Technologies GmbH
- Method and device for disinfecting and/or sterilising objects23 Apr 2026US 2026/0108646 A1Schwing Technologies GmbH
- Invisible singlet film24 Feb 2022US 2022/0054667 A1
- Silver titanium dioxide coating material, atomized silver titanium dioxide solution for inhaling and photocatalytic titanium dioxide solution for tattoo removal21 Oct 2021US 2021/0322585 A1
Most cited
By later US patents
- Antiviral filter air cleaner impregnated with tea extract27US 5,747,053 AMatsushita Seiko Co., Ltd. · 1998
- Composite materials for fluid treatment17US 7,201,841 B2Water Visions International, Inc. · 2007
- Broad spectrum microbicidal and spermicidal compositions and methods having activity against sexually transmitted agents including papillomaviruses15US 6,192,887 B1The Pennsylvania State University · 2001
- Biologically active methylene blue derivatives11US 7,371,744 B2Photopharmica Limited · 2008
- Biologically active methylene blue derivatives10US 8,188,074 B2Photopharmica Limited · 2012