F01M 11/03
Mounting or connecting of lubricant purifying means relative to the machine or
Official title: Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means (filters B01D)
F01M11/03 (Mounting or connecting of lubricant purifying means relative to the machine or) appears on 733 US grants and 656 published applications in this corpus.
Search patents in F01M- Granted patents
- 733
- Published applications
- 656
- Assignees
- 290
- Inventors
- 1,367
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 0 | 0 |
| 1987 | 7 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 9 | 0 |
| 1992 | 10 | 0 |
| 1993 | 12 | 0 |
| 1994 | 13 | 0 |
| 1995 | 12 | 0 |
| 1996 | 20 | 0 |
| 1997 | 14 | 0 |
| 1998 | 17 | 0 |
| 1999 | 18 | 0 |
| 2000 | 10 | 0 |
| 2001 | 13 | 6 |
| 2002 | 16 | 17 |
| 2003 | 14 | 15 |
| 2004 | 12 | 20 |
| 2005 | 11 | 16 |
| 2006 | 13 | 19 |
| 2007 | 18 | 20 |
| 2008 | 12 | 24 |
| 2009 | 10 | 29 |
| 2010 | 12 | 13 |
| 2011 | 17 | 19 |
| 2012 | 17 | 22 |
| 2013 | 13 | 20 |
| 2014 | 20 | 23 |
| 2015 | 17 | 35 |
| 2016 | 20 | 27 |
| 2017 | 30 | 38 |
| 2018 | 31 | 55 |
| 2019 | 46 | 40 |
| 2020 | 41 | 51 |
| 2021 | 34 | 36 |
| 2022 | 45 | 30 |
| 2023 | 33 | 26 |
| 2024 | 34 | 25 |
| 2025 | 21 | 20 |
| 2026 | 9 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Oil deaerator device with reservoir provided with a stabilizing wall15 Sep 2026US 12,736,000 B2Safran Aero Boosters SA
- Lubricating oil filter base assembly and lubricating oil filter radiator assembly28 Jul 2026US 12,692,805 B2Wenzhou Dexin Auto Parts Co., Ltd.
- Engine-oil dipstick having a magnet14 Jul 2026US 12,680,483 B2
- Lubrication system with pump feed from de-aerator7 Jul 2026US 12,674,415 B2Pratt & Whitney Canada Corp.
- Oil filter housing and assembly16 Jun 2026US 12,655,779 B2Skyward Automotive Products LLC
- Mechanism for online continuous purification of hydraulic and/or lubricating oil using available system pressure24 Sep 2026US 2026/0286991 A1
- Lubrication and/or cooling oil supply circuit in a car17 Sep 2026US 2026/0275887 A1Ferrari S.P. A.
- Air-oil separation system for an oil sump in a gas turbine engine30 Jul 2026US 2026/0218635 A1General Electric Company
- System and Method for Monitoring and Treating Wind Turbine Gear Oil30 Jul 2026US 2026/0218636 A1China Datang Corporation Science and Technology General Research Institute Co.Ltd
- Cover plate assembly for spin-on filters23 Jul 2026US 2026/0208077 A1Mann+Hummel GmbH
Most cited
By later US patents
- Quick-change oil filter/reservoir system for internal combustion engine109US 4,151,823 A1979
- Oil filter to introduce anti-wear additives into engine lubricating system108US 6,045,692 AAlliedSignal Inc. · 2000
- Lubrication fluid filtering and cooling assembly101US 4,324,213 ACummins Engine Company, Inc. · 1982
- Crankcase emission control system100US 5,564,401 ADiesel Research Inc. · 1996
- Slow release lubricant additives gel95US 6,843,916 B2The Lubrizol Corporation · 2005