F01M 9/00
Lubrication means having pertinent characteristics not provided for in, or of interest
Official title: Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00
F01M9/00 (Lubrication means having pertinent characteristics not provided for in, or of interest) appears on 857 US grants and 655 published applications in this corpus.
Search patents in F01M- Granted patents
- 857
- Published applications
- 655
- Assignees
- 304
- Inventors
- 1,738
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 8 | 0 |
| 1983 | 4 | 0 |
| 1984 | 9 | 0 |
| 1985 | 10 | 0 |
| 1986 | 12 | 0 |
| 1987 | 15 | 0 |
| 1988 | 17 | 0 |
| 1989 | 18 | 0 |
| 1990 | 20 | 0 |
| 1991 | 9 | 0 |
| 1992 | 16 | 0 |
| 1993 | 13 | 0 |
| 1994 | 9 | 0 |
| 1995 | 10 | 0 |
| 1996 | 31 | 0 |
| 1997 | 8 | 0 |
| 1998 | 22 | 0 |
| 1999 | 26 | 0 |
| 2000 | 14 | 0 |
| 2001 | 26 | 11 |
| 2002 | 18 | 30 |
| 2003 | 25 | 16 |
| 2004 | 16 | 24 |
| 2005 | 19 | 24 |
| 2006 | 18 | 16 |
| 2007 | 12 | 26 |
| 2008 | 11 | 23 |
| 2009 | 17 | 29 |
| 2010 | 16 | 27 |
| 2011 | 16 | 34 |
| 2012 | 25 | 19 |
| 2013 | 27 | 31 |
| 2014 | 29 | 31 |
| 2015 | 23 | 43 |
| 2016 | 16 | 34 |
| 2017 | 37 | 44 |
| 2018 | 31 | 36 |
| 2019 | 46 | 37 |
| 2020 | 42 | 34 |
| 2021 | 27 | 19 |
| 2022 | 28 | 26 |
| 2023 | 18 | 14 |
| 2024 | 8 | 8 |
| 2025 | 12 | 7 |
| 2026 | 6 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F01M 9/10Lubrication of valve gear or auxiliaries612
- F01M 9/06Dip or splash lubrication107
- F01M 9/02Lubrication means having pertinent characteristics not provided for in, or of interest100
- F01M 9/04Use of fuel as lubricant21
- F01M 9/08Drip lubrication17
- F01M 9/12Non-pressurised lubrication, or non-closed-circuit lubrication, not otherwise provided for9
Recent patents
- Internal combustion engine22 Sep 2026US 12,742,404 B2Toyota Jidosha Kabushiki Kaisha
- Systems for lubricant distribution25 Aug 2026US 12,716,482 B2Dana Italia S.R.L.
- Engineered power on demand10 Mar 2026US 12,573,873 B2Westgen Technologies Inc.
- Oil pan for internal combustion engine3 Mar 2026US 12,565,852 B2Arctic Cat Inc.
- Interchangeable engine assembly10 Feb 2026US 12,546,270 B2Arctic Cat Inc.
- Aftertreatment system friendly engine oil formulation20 Aug 2026US 2026/0242687 A1Chevron Oronite Company LLC
- Lubricating fluid for internal combustion engines fueled with alternative combustion fuels having high auto-ignition temperatures13 Aug 2026US 2026/0234493 A1Afton Chemical Corporation
- Oil pan for internal combustion engine9 Jul 2026US 2026/0194004 A1Arctic Cat Inc.
- Cylinder head structure for internal combustion engine25 Jun 2026US 2026/0176988 A1
- Oil supply apparatus for engine25 Jun 2026US 2026/0176989 A1Mazda Motor Corporation
Most cited
By later US patents
- Engine having a high pressure hydraulic system and low pressure lubricating system131US 6,067,962 ACaterpillar Inc. · 2000
- Oil filter to introduce anti-wear additives into engine lubricating system108US 6,045,692 AAlliedSignal Inc. · 2000
- Lubricant filter for internal combustion engines98US 4,755,289 ATecnocar S p A · 1988
- Slow release lubricant additives gel95US 6,843,916 B2The Lubrizol Corporation · 2005
- Acid neutralizing filter canister91US 6,919,023 B2Baldwin Filters, Inc. · 2005