F01M 2001/105
Characterised by the layout of the purification arrangements
Official title: {characterised by the layout of the purification arrangements}
F01M2001/105 (Characterised by the layout of the purification arrangements) appears on 246 US grants and 197 published applications in this corpus.
Search patents in F01M- Granted patents
- 246
- Published applications
- 197
- Assignees
- 144
- Inventors
- 519
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 7 | 0 |
| 1997 | 7 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 5 | 2 |
| 2002 | 4 | 7 |
| 2003 | 10 | 1 |
| 2004 | 2 | 6 |
| 2005 | 6 | 3 |
| 2006 | 3 | 3 |
| 2007 | 4 | 5 |
| 2008 | 1 | 10 |
| 2009 | 2 | 11 |
| 2010 | 5 | 4 |
| 2011 | 6 | 5 |
| 2012 | 5 | 3 |
| 2013 | 8 | 11 |
| 2014 | 7 | 10 |
| 2015 | 6 | 7 |
| 2016 | 4 | 9 |
| 2017 | 11 | 13 |
| 2018 | 15 | 19 |
| 2019 | 9 | 11 |
| 2020 | 11 | 14 |
| 2021 | 9 | 11 |
| 2022 | 15 | 10 |
| 2023 | 10 | 4 |
| 2024 | 6 | 5 |
| 2025 | 6 | 8 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F01M 2001/1092Comprising valves bypassing the filterIndexing code106
- F01M 2001/1064Comprising drains for oil to the carterIndexing code55
- F01M 2001/1057Comprising a plurality of filters, parallel or serialIndexing code53
- F01M 2001/1071Comprising oil tanksIndexing code26
- F01M 2001/1078Comprising an oil pick-up tube to oil pumpIndexing code23
- F01M 2001/1085Comprising non-return valvesIndexing code12
Recent patents
- Refrigerant circulation system29 Sep 2026US 12,747,898 B2Mazda Motor Corporation
- Lubricant filter system, aircraft engine, and method of operating a lubricant system19 May 2026US 12,631,133 B2Pratt & Whitney Canada Corp.
- Structure of split-type oil channel of oil filter base and oil cooler connecting base in vehicle3 Feb 2026US 12,540,567 B1Wenzhou Bonai Auto Radiator Co., Ltd.
- Small air-cooled engine assembly with dry sump lubrication system16 Sep 2025US 12,416,252 B2Briggs & Stratton Corporation
- Multi temperature generator and engine shared oil2 Sep 2025US 12,404,808 B2Hamilton Sundstrand Corporation
- Mechanism for online continuous purification of hydraulic and/or lubricating oil using available system pressure24 Sep 2026US 2026/0286991 A1
- Wind turbine lubrication system13 Aug 2026US 2026/0235113 A1Vestas Wind Systems A/S
- Internal combustion engine and internal combustion engine system18 Jun 2026US 2026/0168413 A1Isuzu Motors Limited
- Drivetrain of wind turbine with lubrication system and wind turbine comprising lubrication system30 Apr 2026US 2026/0117749 A1Envision Energy CO.,LTD
- Lubricating oil purification system and lubricating oil purification method5 Mar 2026US 2026/0061339 A1Mitsubishi Kakoki Kaisha, Ltd.
Most cited
By later US patents
- Quick-change oil filter/reservoir system for internal combustion engine109US 4,151,823 A1979
- Lubrication fluid filtering and cooling assembly101US 4,324,213 ACummins Engine Company, Inc. · 1982
- Lubricant filter for internal combustion engines98US 4,755,289 ATecnocar S p A · 1988
- Liquid filter for the lubricating oil of an internal combustion engine77US 5,098,559 AFilterwerk Mann & Hummel GmbH · 1992
- Fluid filter with filter bypass valve and sealing surface on filter element side73US 5,770,054 AFirma Ing. Walter Hengst GmbH & Co. KG · 1998