F01M 11/0004
Oilsumps
Official title: {Oilsumps}
F01M11/0004 (Oilsumps) appears on 952 US grants and 842 published applications in this corpus.
Search patents in F01M- Granted patents
- 952
- Published applications
- 842
- Assignees
- 368
- Inventors
- 2,067
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 7 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 12 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 8 | 0 |
| 1988 | 9 | 0 |
| 1989 | 8 | 0 |
| 1990 | 14 | 0 |
| 1991 | 14 | 0 |
| 1992 | 14 | 0 |
| 1993 | 14 | 0 |
| 1994 | 5 | 0 |
| 1995 | 11 | 0 |
| 1996 | 9 | 0 |
| 1997 | 13 | 0 |
| 1998 | 7 | 0 |
| 1999 | 17 | 0 |
| 2000 | 16 | 0 |
| 2001 | 21 | 14 |
| 2002 | 19 | 21 |
| 2003 | 33 | 18 |
| 2004 | 24 | 36 |
| 2005 | 21 | 21 |
| 2006 | 28 | 27 |
| 2007 | 16 | 28 |
| 2008 | 16 | 29 |
| 2009 | 14 | 26 |
| 2010 | 17 | 37 |
| 2011 | 21 | 21 |
| 2012 | 21 | 31 |
| 2013 | 17 | 18 |
| 2014 | 21 | 27 |
| 2015 | 22 | 43 |
| 2016 | 28 | 54 |
| 2017 | 44 | 62 |
| 2018 | 41 | 57 |
| 2019 | 54 | 53 |
| 2020 | 52 | 41 |
| 2021 | 41 | 43 |
| 2022 | 51 | 38 |
| 2023 | 50 | 30 |
| 2024 | 23 | 30 |
| 2025 | 33 | 21 |
| 2026 | 18 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F01M 2011/007Oil pickup tube to oil pumpIndexing code137
- F01M 2011/0037With different oil compartmentsIndexing code121
- F01M 2011/0033With special means for guiding the return of oil into the sumpIndexing code95
- F01M 2011/0079With the oil pump integrated or fixed to sumpIndexing code88
- F01M 2011/0066With passages in the wallIndexing code82
- F01M 2011/005With special anti-turbulence meansIndexing code76
- F01M 2011/0062GasketsIndexing code70
- F01M 2011/0025With heat exchangersIndexing code67
All 17 subgroupsShow fewer
- F01M 2011/0054Fastening to the cylinder blockIndexing code67
- F01M 2011/0091Characterised by used materialsIndexing code67
- F01M 2011/0029With oil filtersIndexing code62
- F01M 2011/002With means for improving the stiffnessIndexing code50
- F01M 2011/0058Fastening to the transmissionIndexing code47
- F01M 2011/0083Dry sumpsIndexing code46
- F01M 2011/0008With means for reducing vibrationsIndexing code43
- F01M 2011/0087Sump being made of different partsIndexing code31
- F01M 2011/0016With thermic insulationIndexing code10
Recent patents
- Oil sump, in particular oil filter module, with a multi-part housing6 Oct 2026US 12,753,711 B2Schwäbische Hüttenwerke Automotive GmbH
- Dry sump engine29 Sep 2026US 12,747,683 B2Toyota Jidosha Kabushiki Kaisha
- Oil tank for a turbomachine with a lower compartment having an oil outlet duct that is negative-G-compatible15 Sep 2026US 12,735,996 B2Safran Aero Boosters SA
- Oil deaerator device with reservoir provided with a stabilizing wall15 Sep 2026US 12,736,000 B2Safran Aero Boosters SA
- Engine oil consumption detection using oil level and machine tilt25 Aug 2026US 12,716,813 B2Caterpillar Inc.
- Fluid pan module8 Oct 2026US 2026/0309064 A1Mahle International GmbH
- Oil separator structure for blow-by gas recirculation system, and vehicle1 Oct 2026US 2026/0295464 A1Isuzu Motors Limited
- Discharge apparatus10 Sep 2026US 2026/0266205 A1Isuzu Motors Limited
- Oil pan and vehicle drive device including the same10 Sep 2026US 2026/0266206 A1Aisin Corporation
- Oil tank for a turbomachine with a lower compartment having an oil outlet duct that is negative-g-compatible20 Aug 2026US 2026/0243173 A1Safran Aero Boosters SA
Most cited
By later US patents
- Dry sump oil cooling system69US 5,937,817 AHarley-Davidson Motor Company · 1999
- Engine oil pan isolation mounting68US 4,394,853 AGeneral Motors Corporation · 1983
- Dry sump crankcase60US 4,674,457 AFord Motor Company · 1987
- Filter element for oil pans and filter element/oil pan combination58US 5,863,424 ADana Corporation · 1999
- Overhead cam engine with dry sump lubrication system57US 5,755,194 ATecumseh Products Company · 1998