F01P 2011/061
Cleaning or combating corrosion using filters
Official title: {Cleaning or combating corrosion using filters}
F01P2011/061 (Cleaning or combating corrosion using filters) appears on 51 US grants and 35 published applications in this corpus.
Search patents in F01P- Granted patents
- 51
- Published applications
- 35
- Assignees
- 30
- Inventors
- 106
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 1 |
| 2002 | 0 | 1 |
| 2003 | 3 | 5 |
| 2004 | 0 | 3 |
| 2005 | 1 | 1 |
| 2006 | 2 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 2 | 0 |
| 2012 | 1 | 2 |
| 2013 | 1 | 1 |
| 2014 | 2 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 1 | 2 |
| 2019 | 2 | 3 |
| 2020 | 1 | 2 |
| 2021 | 2 | 2 |
| 2022 | 3 | 0 |
| 2023 | 2 | 0 |
| 2024 | 0 | 3 |
| 2025 | 2 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cooling module for a motor vehicle for cooling a drive unit of the motor vehicle, and motor vehicle and method for assembling a motor vehicle4 Nov 2025US 12,460,571 B2Audi AG
- Filters for cooling apparatus4 Feb 2025US 12,215,618 B2Perkins Engines Company Limited
- Cooling device for power source for ship propulsion device25 Apr 2023US 11,634,202 B2Suzuki Motor Corporation
- Transversely oriented cooling package for an agricultural harvester10 Jan 2023US 11,549,426 B2CNH Industrial America LLC
- Cooling device for power source for ship propulsion device12 Jul 2022US 11,383,810 B2Suzuki Motor Corporation
- Lubrication and/or cooling oil supply circuit in a car17 Sep 2026US 2026/0275887 A1Ferrari S.P. A.
- Sugarcane harvester with cooling inlet debris removal system16 Oct 2025US 2025/0318469 A1Deere & Company
- Filters for Cooling Apparatus15 Aug 2024US 2024/0271558 A1Perkins Engines Company Limited
- Outboard motor and boat propulsion device27 Jun 2024US 2024/0208629 A1Yamaha Hatsudoki Kabushiki Kaisha
- Cooling module for a motor vehicle for cooling a drive unit of the motor vehicle, and motor vehicle and method for assembling a motor vehicle15 Feb 2024US 2024/0052769 A1Audi AG
Most cited
By later US patents
- Device for treating and conditioning engine coolant100US 5,435,346 AAlliedSignal Inc. · 1995
- Slow release coolant filter99US 5,662,799 AFleetguard, Inc. · 1997
- Coolant filter having a delayed release supplemental coolant additive cartridge99US 5,948,248 ABaldwin Filters, Inc. · 1999
- Method of cleaning internal combustion engine cooling system and filter for use therein98US 5,050,549 A1991
- Corrosion inhibiting coolant filter92US 4,782,891 ALong Manufacturing Ltd. · 1988