F01M 2001/1007
Characterised by the purification means combined with other functions
Official title: {characterised by the purification means combined with other functions}
F01M2001/1007 (Characterised by the purification means combined with other functions) appears on 157 US grants and 119 published applications in this corpus.
Search patents in F01M- Granted patents
- 157
- Published applications
- 119
- Assignees
- 75
- Inventors
- 307
- Latest grant
- 16 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 8 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 5 |
| 2003 | 3 | 4 |
| 2004 | 0 | 6 |
| 2005 | 3 | 6 |
| 2006 | 3 | 4 |
| 2007 | 5 | 5 |
| 2008 | 4 | 5 |
| 2009 | 2 | 5 |
| 2010 | 3 | 2 |
| 2011 | 4 | 3 |
| 2012 | 2 | 6 |
| 2013 | 2 | 7 |
| 2014 | 5 | 6 |
| 2015 | 3 | 4 |
| 2016 | 2 | 6 |
| 2017 | 5 | 4 |
| 2018 | 13 | 11 |
| 2019 | 2 | 9 |
| 2020 | 9 | 3 |
| 2021 | 5 | 4 |
| 2022 | 4 | 3 |
| 2023 | 3 | 5 |
| 2024 | 5 | 3 |
| 2025 | 2 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Small air-cooled engine assembly with dry sump lubrication system16 Sep 2025US 12,416,252 B2Briggs & Stratton Corporation
- Lubricant manifold for internal combustion engine22 Jul 2025US 12,366,186 B2Cummins Inc.
- Reduced parasitic lube system10 Dec 2024US 12,163,449 B2Cummins Inc.
- Oil filter arrangement for filtering oil of a vehicle10 Sep 2024US 12,084,996 B2Volvo Car Corporation
- Synchronization of lubricant system service25 Jun 2024US 12,018,600 B2Cummins Filtration IP, Inc.
- Lubricating oil purification system and lubricating oil purification method5 Mar 2026US 2026/0061339 A1Mitsubishi Kakoki Kaisha, Ltd.
- Filter assembly for an aircraft engine20 Nov 2025US 2025/0352932 A1Pratt & Whitney Canada Corp.
- Reduced parasitic lube system27 Feb 2025US 2025/0067199 A1Cummins Inc.
- Oil draining system17 Oct 2024US 2024/0344472 A1TDNT Enterprise Inc.
- Engine Oil Pumping Systems And Methods15 Aug 2024US 2024/0271553 A1
Most cited
By later US patents
- Masking elements for dissolving oil improving body in an oil filter146US 4,075,098 AMonroe Auto Equipment Company · 1978
- Oil filter with oil improving dissolving body139US 4,075,097 AMonroe Auto Equipment Company · 1978
- Method for rejuvenating lubricating oils113US 5,069,799 AExxon Research & Engineering Co. · 1991
- Oil filter to introduce anti-wear additives into engine lubricating system108US 6,045,692 AAlliedSignal Inc. · 2000
- Container for oil-additive release107US 4,066,559 APhillips Petroleum Company · 1978