F16N 39/06
Arrangements for conditioning of lubricants in the lubricating system: by filtration
Official title: by filtration (filters in general B01D; magnetic separators B03C1/00; {centrifugal separators or filters B04B5/005})
F16N39/06 (Arrangements for conditioning of lubricants in the lubricating system: by filtration) appears on 248 US grants and 210 published applications in this corpus.
Search patents in F16N- Granted patents
- 248
- Published applications
- 210
- Assignees
- 170
- Inventors
- 556
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 6 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 2 | 3 |
| 2005 | 2 | 5 |
| 2006 | 2 | 2 |
| 2007 | 4 | 3 |
| 2008 | 1 | 1 |
| 2009 | 2 | 3 |
| 2010 | 4 | 0 |
| 2011 | 2 | 8 |
| 2012 | 4 | 4 |
| 2013 | 1 | 4 |
| 2014 | 1 | 9 |
| 2015 | 5 | 10 |
| 2016 | 5 | 6 |
| 2017 | 7 | 9 |
| 2018 | 8 | 17 |
| 2019 | 8 | 17 |
| 2020 | 19 | 33 |
| 2021 | 16 | 21 |
| 2022 | 21 | 10 |
| 2023 | 16 | 11 |
| 2024 | 14 | 14 |
| 2025 | 4 | 11 |
| 2026 | 9 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Control block for a lubrication system, and a lubrication system8 Sep 2026US 12,729,810 B2Skf Lubrication Systems Germany GmbH
- Magnetic nanolubricant filtration system for high-efficiency compressors1 Sep 2026US 12,722,160 B1Kuwait University
- Mechanical lubricating oil system with kidney loop system28 Jul 2026US 12,692,977 B2Stewart & Stevenson LLC
- Lubricant filter system, aircraft engine, and method of operating a lubricant system19 May 2026US 12,631,133 B2Pratt & Whitney Canada Corp.
- Internal combustion engine12 May 2026US 12,624,651 B2Innio Jenbacher GmbH & Co OG
- Cooling and lubricating system for hybrid powertrain20 Aug 2026US 2026/0243392 A1Jing-Jin Electric Technologies Co., Ltd.
- Wind turbine lubrication system13 Aug 2026US 2026/0235113 A1Vestas Wind Systems A/S
- Method for evaluating filtration filter30 Jul 2026US 2026/0220759 A1Nsk Ltd.
- Drivetrain of wind turbine with lubrication system and wind turbine comprising lubrication system30 Apr 2026US 2026/0117749 A1Envision Energy CO.,LTD
- Gyrostabiliser with active precession control and energy recuperation system16 Apr 2026US 2026/0103268 A1Veem Ltd.
Most cited
By later US patents
- High-low pressure lubrication system for high-horsepower plunger pump139US 10,859,203 B1American Jereh International Corporation · 2020
- Lubricating system for gas turbine engines and pump for such a system88US 4,714,139 AMTU Motoren- und Turbinen-Union Muenchen GmbH · 1987
- Lubricant circulation diagnostic and modeling system59US 5,968,371 ANelson Industries, Inc. · 1999
- Drain bolt56US 4,810,148 AIshikawa Tekko Kabushiki Kaisha · 1989
- Combination full flow and bypass filter with venturi nozzle54US 5,695,637 AFleetguard, Inc. · 1997