F24S 40/40
Preventing corrosion
Official title: Preventing corrosion; Protecting against dirt or contamination
F24S40/40 (Preventing corrosion) appears on 214 US grants and 232 published applications in this corpus.
Search patents in F24S- Granted patents
- 214
- Published applications
- 232
- Assignees
- 169
- Inventors
- 521
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 5 | 0 |
| 1980 | 8 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 2 |
| 2004 | 1 | 4 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 1 | 8 |
| 2008 | 0 | 4 |
| 2009 | 4 | 11 |
| 2010 | 4 | 15 |
| 2011 | 4 | 27 |
| 2012 | 8 | 22 |
| 2013 | 9 | 17 |
| 2014 | 15 | 22 |
| 2015 | 13 | 13 |
| 2016 | 12 | 14 |
| 2017 | 7 | 9 |
| 2018 | 9 | 5 |
| 2019 | 11 | 12 |
| 2020 | 9 | 10 |
| 2021 | 10 | 7 |
| 2022 | 6 | 7 |
| 2023 | 6 | 9 |
| 2024 | 7 | 5 |
| 2025 | 2 | 4 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Support assembly for photovoltaic modules and mounting system using the same24 Feb 2026US 12,562,673 B2Unirac, Inc.
- Universal sloped roof solar panel mounting system17 Feb 2026US 12,556,128 B2Unirac, Inc.
- Solar support structures and methods6 Jan 2026US 12,519,419 B1PowerShingle, LLC
- Solar array mounting system with rainwater management23 Dec 2025US 12,506,437 B2
- Watertight fastening devices employed in a solar panel installation system4 Feb 2025US 12,215,727 B2Sunrun South LLC
- Universal sloped roof solar panel mounting system25 Jun 2026US 2026/0180494 A1Unirac, Inc.
- Modular roof structure1 Jan 2026US 2026/0002363 A1
- Solar-driven production of hydrogen17 Jul 2025US 2025/0230042 A1Saudi Arabian Oil Company
- Power plant system8 May 2025US 2025/0150027 A1
- Concentrated Heat and Stored Electricity Fresnel Solar Collector27 Mar 2025US 2025/0105781 A1Exowatt, Inc.
Most cited
By later US patents
- Mounting system for installing an array of solar battery modules of a panel-like configuration on a roof439US 6,105,317 AMatsushita Electric Works, Ltd. · 2000
- Photovoltaic module and a photovoltaic apparatus243US 5,571,338 ASanyo Electric Co., Ltd. · 1996
- Self-cleaning surfaces of objects and process for producing same100US 6,660,363 B12003
- Roofing tile having photovoltaic module to generate power90US 6,453,629 B1Kaneka Corporation · 2002
- Corrosion-resistant silver mirror75US 4,645,714 AMinnesota Mining and Manufacturing Company · 1987