F02M 37/24
Characterised by water separating means
Official title: characterised by water separating means
F02M37/24 (Characterised by water separating means) appears on 502 US grants and 446 published applications in this corpus.
Search patents in F02M- Granted patents
- 502
- Published applications
- 446
- Assignees
- 181
- Inventors
- 930
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 8 | 0 |
| 1985 | 17 | 0 |
| 1986 | 9 | 0 |
| 1987 | 8 | 0 |
| 1988 | 7 | 0 |
| 1989 | 12 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 11 | 0 |
| 1998 | 12 | 0 |
| 1999 | 12 | 0 |
| 2000 | 9 | 0 |
| 2001 | 8 | 3 |
| 2002 | 11 | 8 |
| 2003 | 8 | 8 |
| 2004 | 8 | 9 |
| 2005 | 6 | 17 |
| 2006 | 11 | 17 |
| 2007 | 7 | 15 |
| 2008 | 3 | 15 |
| 2009 | 8 | 16 |
| 2010 | 7 | 15 |
| 2011 | 15 | 20 |
| 2012 | 8 | 19 |
| 2013 | 14 | 18 |
| 2014 | 13 | 21 |
| 2015 | 13 | 19 |
| 2016 | 17 | 36 |
| 2017 | 20 | 44 |
| 2018 | 21 | 30 |
| 2019 | 34 | 24 |
| 2020 | 32 | 20 |
| 2021 | 11 | 22 |
| 2022 | 17 | 17 |
| 2023 | 19 | 13 |
| 2024 | 20 | 10 |
| 2025 | 11 | 6 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Multistage filter with hydrophobic screen28 Apr 2026US 12,611,622 B2Atmus Filtration Inc.
- Filter insert for a fuel filter with three-stage filtration3 Mar 2026US 12,564,805 B2Hengst GmbH & Co. KG
- Outboard motor and boat27 Jan 2026US 12,534,169 B2Yamaha Hatsudoki Kabushiki Kaisha
- Filter device13 Jan 2026US 12,521,653 B2Zhejiang Weitai Automobile Parts Co., Ltd.
- Fuel-water separation filter element and fuel filter7 Oct 2025US 12,434,179 B2Zhejiang Laien Filtration System Co., Ltd.
- Fuel filter bypass system and bypass valve device6 Aug 2026US 2026/0226875 A1
- Multistage filter with hydrophobic screen23 Jul 2026US 2026/0208080 A1Atmus Filtration Inc.
- Fuel filter12 Feb 2026US 2026/0042040 A1Mahle International GmbH
- Fuel water separator filter with water collection features1 Jan 2026US 2026/0002505 A1Baldwin Filters, Inc.
- Diesel fuel filter13 Nov 2025US 2025/0345731 A1Hyundai Motor Company
Most cited
By later US patents
- Waste oil management system102US 5,336,396 A1994
- Filter for internal combustion engine fuels93US 6,709,588 B2Filterwerk Mann & Hummel GmbH · 2004
- Reversible filter element87US 5,645,718 AParker-Hannifin Corporation · 1997
- Fuel-water separator83US 4,497,714 AStant Inc. · 1985
- Vapor separator for an internal combustion engine80US 5,103,793 ABrunswick Corporation · 1992