A61L 2/238
Metals or alloys
Official title: Metals or alloys, e.g. oligodynamic metals
A61L2/238 (Metals or alloys) appears on 177 US grants and 294 published applications in this corpus.
Search patents in A61L- Granted patents
- 177
- Published applications
- 294
- Assignees
- 182
- Inventors
- 563
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 7 | 2 |
| 2002 | 4 | 9 |
| 2003 | 9 | 6 |
| 2004 | 4 | 12 |
| 2005 | 6 | 20 |
| 2006 | 3 | 6 |
| 2007 | 4 | 9 |
| 2008 | 10 | 7 |
| 2009 | 1 | 13 |
| 2010 | 1 | 9 |
| 2011 | 2 | 9 |
| 2012 | 7 | 9 |
| 2013 | 10 | 8 |
| 2014 | 4 | 12 |
| 2015 | 1 | 12 |
| 2016 | 8 | 15 |
| 2017 | 12 | 10 |
| 2018 | 5 | 15 |
| 2019 | 6 | 11 |
| 2020 | 6 | 17 |
| 2021 | 6 | 21 |
| 2022 | 9 | 22 |
| 2023 | 15 | 18 |
| 2024 | 13 | 10 |
| 2025 | 5 | 9 |
| 2026 | 9 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Mask25 Aug 2026US 12,714,166 B2Amolifescience Co., Ltd.
- Viral disinfectant apparatus9 Jun 2026US 12,649,508 B2
- Antiviral electrospun fibers and methods of reducing airborne pathogen spread12 May 2026US 12,622,473 B2University of Central Florida Research Foundation, Inc.
- Silver-ion-impregnated channel for endoscope, endoscope including silver-ion-impregnated channel, and methods of cleaning and reprocessing such endoscope5 May 2026US 12,616,205 B2Hoya Corporation
- Graphene-silver nanocomposites and uses for same as an antimicrobial composition5 May 2026US 12,616,206 B2Zentek Ltd.
- Antiviral electrospun fibers and methods of reducing airborne pathogen spread20 Aug 2026US 2026/0240266 A1University of Central Florida Research Foundation, Inc.
- Electrically-Polarized Surfaces Generate Reactive Oxygenated Species for Fast Deactivation of Broad-Band Microorganisms16 Jul 2026US 2026/0199539 A1
- Anti-infective shoe soles25 Jun 2026US 2026/0174179 A1Karnali Innovations LLC
- Radiation-Based In-Situ Sterilization for Sample Return Missions27 Nov 2025US 2025/0360239 A1G21 Nucleonics Inc.
- An antimicrobial hvac filter18 Sep 2025US 2025/0288930 A1Copper Care Wood Preservatives, Inc.
Most cited
By later US patents
- Anti-microbial fiber and fibrous products217US 6,946,196 B2Foss Manufacturing Co., Inc. · 2005
- Anti-microbial fiber and fibrous products101US 6,723,428 B1Foss Manufacturing Co., Inc. · 2004
- Universal sterilizing tool100US 8,273,303 B22012
- Antimicrobial compositions containing colloids of oligodynamic metals94US 7,179,849 B2C. R. Bard, Inc. · 2007
- Sterilizing conduit for beverage storage and dispensing75US 6,312,608 B12001