F01M 2001/126
Dry-sumps
Official title: {Dry-sumps}
F01M2001/126 (Dry-sumps) appears on 205 US grants and 160 published applications in this corpus.
Search patents in F01M- Granted patents
- 205
- Published applications
- 160
- Assignees
- 88
- Inventors
- 357
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 8 | 0 |
| 2000 | 7 | 0 |
| 2001 | 9 | 11 |
| 2002 | 9 | 11 |
| 2003 | 16 | 8 |
| 2004 | 9 | 14 |
| 2005 | 9 | 8 |
| 2006 | 9 | 6 |
| 2007 | 16 | 9 |
| 2008 | 1 | 6 |
| 2009 | 3 | 9 |
| 2010 | 3 | 7 |
| 2011 | 4 | 7 |
| 2012 | 9 | 3 |
| 2013 | 8 | 2 |
| 2014 | 2 | 3 |
| 2015 | 2 | 1 |
| 2016 | 4 | 10 |
| 2017 | 1 | 7 |
| 2018 | 5 | 4 |
| 2019 | 5 | 1 |
| 2020 | 3 | 7 |
| 2021 | 5 | 1 |
| 2022 | 4 | 5 |
| 2023 | 3 | 4 |
| 2024 | 3 | 10 |
| 2025 | 7 | 3 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compact volumetric pump19 May 2026US 12,631,293 B2Dana Italia S.R.L.
- Interchangeable engine assembly10 Feb 2026US 12,546,270 B2Arctic Cat Inc.
- Oil sump, in particular oil filter module, with a multi-part housing27 Jan 2026US 12,535,022 B2Schwäbische Hüttenwerke Automotive GmbH
- Gearbox arrangement providing partial vacuum within a gearbox device as well as method of efficiently providing and maintaining partial vacuum and use27 Jan 2026US 12,535,130 B2Flender-Graffenstaden S.A.S.
- Hydraulic system with a high sump and a dry sump6 Jan 2026US 12,516,726 B2Schaeffler Technologies AG & Co. KG
- Interchangeable engine assembly18 Jun 2026US 2026/0168462 A1Arctic Cat Inc.
- Scavenge pump assembly for an aircraft engine oil system30 Apr 2026US 2026/0117683 A1Pratt & Whitney Canada Corp.
- Compact volumetric pump19 Mar 2026US 2026/0078870 A1Dana Italia S.R.L.
- Internal combustion engine arranged with the crankshaft at the top and corresponding control method20 Nov 2025US 2025/0354505 A1
- Gearbox arrangement providing partial vacuum within a gearbox device as well as method of efficiently providing and maintaining partial vacuum and use28 Aug 2025US 2025/0271056 A1Flender-Graffenstaden S.A.S.
Most cited
By later US patents
- Dry sump liquid filter102US 4,824,564 AEastman Kodak Company · 1989
- Dry sump oil cooling system69US 5,937,817 AHarley-Davidson Motor Company · 1999
- Dry sump crankcase60US 4,674,457 AFord Motor Company · 1987
- Overhead cam engine with dry sump lubrication system57US 5,755,194 ATecumseh Products Company · 1998
- Four cycle engine for watercraft51US 5,558,549 ASanshin Kogyo Kabushiki Kaisha · 1996