A61L 2/232
Layered or coated
Official title: layered or coated
A61L2/232 (Layered or coated) appears on 245 US grants and 482 published applications in this corpus.
Search patents in A61L- Granted patents
- 245
- Published applications
- 482
- Assignees
- 273
- Inventors
- 928
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 3 | 9 |
| 2004 | 1 | 13 |
| 2005 | 3 | 22 |
| 2006 | 5 | 10 |
| 2007 | 3 | 18 |
| 2008 | 5 | 11 |
| 2009 | 3 | 21 |
| 2010 | 8 | 12 |
| 2011 | 9 | 18 |
| 2012 | 11 | 29 |
| 2013 | 11 | 16 |
| 2014 | 6 | 14 |
| 2015 | 6 | 19 |
| 2016 | 12 | 22 |
| 2017 | 20 | 18 |
| 2018 | 8 | 21 |
| 2019 | 16 | 28 |
| 2020 | 15 | 23 |
| 2021 | 10 | 21 |
| 2022 | 15 | 49 |
| 2023 | 17 | 32 |
| 2024 | 22 | 28 |
| 2025 | 18 | 16 |
| 2026 | 12 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Antimicrobial paint composition22 Sep 2026US 12,742,074 B2Kraton Corporation
- Mask25 Aug 2026US 12,714,166 B2Amolifescience Co., Ltd.
- Method for microorganism growth inhibition9 Jun 2026US 12,649,669 B2Imam Abdulrahman Bin Faisal University
- Self-disinfecting coating for surfaces26 May 2026US 12,637,587 B2Drylyte, S.L.
- Functional material and method for producing same19 May 2026US 12,628,828 B2Honda Motor Co., Ltd.
- Superhydrophobic antifouling coating compositions for releasing nitric oxide and applications thereof8 Oct 2026US 2026/0308399 A1University of Georgia Research Foundation, Inc.
- Antiviral electrospun fibers and methods of reducing airborne pathogen spread20 Aug 2026US 2026/0240266 A1University of Central Florida Research Foundation, Inc.
- Surface Coatings for Enhanced Substrate Properties30 Jul 2026US 2026/0217554 A1Temple University of the Commonwealth System of Higher Education
- Electrically-Polarized Surfaces Generate Reactive Oxygenated Species for Fast Deactivation of Broad-Band Microorganisms16 Jul 2026US 2026/0199539 A1
- Antipathogen copolymer apparatus and method of use thereof16 Apr 2026US 2026/0101890 A1
Most cited
By later US patents
- Implantable or insertable medical device resistant to microbial growth and biofilm formation246US 6,887,270 B2Boston Scientific Scimed, Inc. · 2005
- Titanium dioxide photo-catalyzer130US 5,919,422 AToyoda Gosei Co., Ltd. · 1999
- Reactive nanoparticles as destructive adsorbents for biological and chemical contamination75US 6,417,423 B1Nanoscale Materials, Inc. · 2002
- Actively sterile surfaces73US 5,695,857 AWestaim Technologies, Inc. · 1997
- Wiper containing a controlled-release anti-microbial agent68US 6,916,480 B2Kimberly-Clark Worldwide, Inc. · 2005