F01M 2001/1021
Comprising self cleaning systems
Official title: {comprising self cleaning systems}
F01M2001/1021 (Comprising self cleaning systems) appears on 21 US grants and 9 published applications in this corpus.
Search patents in F01M- Granted patents
- 21
- Published applications
- 9
- Assignees
- 10
- Inventors
- 29
- Latest grant
- 30 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 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 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 2 |
| 2013 | 0 | 1 |
| 2014 | 2 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 2 | 2 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Refiner device for refining of a liquid30 Apr 2024US 11,969,676 B2Cot-Clean Oil Technology AB
- Turbine engine lubrication system with wash flow filter4 Sep 2018US 10,066,507 B1United Technologies Corporation
- Self cleaning debris filter for fan drive gear system12 Jun 2018US 9,995,177 B2United Technologies Corporation
- Crankcase ventilation self-cleaning coalescer with intermittent rotation21 Feb 2017US 9,574,469 B2Cummins Filtration IP, Inc.
- Crankcase ventilation self-cleaning coalescer with intermittent rotation25 Nov 2014US 8,893,689 B2Cummins Filtration IP, Inc.
- Refiner Device for Refining of a Liquid19 Oct 2023US 2023/0330558 A1Cot-Clean Oil Technology AB
- Turbine engine lubrication system with wash flow filter6 Dec 2018US 2018/0347400 A1United Technologies Corporation
- Turbine engine lubrication system with wash flow filter16 Aug 2018US 2018/0230854 A1United Technologies Corporation
- Self Cleaning Debris Filter for Fan Drive Gear System4 Feb 2016US 2016/0032772 A1United Technologies Corporation
- Crankcase ventilation self-cleaning coalescer with intermittent rotation19 Feb 2015US 2015/0047582 A1Cummins Filtration IP, Inc.
Most cited
By later US patents
- Method for cleaning electrofilters and electrofilters with a cleaning device52US 6,348,103 B1Firma Ing. Walter Hengst GmbH & Co. KG · 2002
- Magnetic filter-separator having rotatable helical rods35US 6,162,357 ABoston Bay International, Inc. · 2000
- Self-cleaning fluid filter with a drain34US 4,581,135 A1986
- Completion and workover fluid filtration system28US 4,352,739 A1982
- Liquid cleaning system including back-flushing filter and centrifugal cleaner therefor23US 5,906,733 AThe Glacier Metal Company Limited · 1999