F16N 2260/18
Necessity of changing oil
Official title: necessity of changing oil
F16N2260/18 (Necessity of changing oil) appears on 51 US grants and 30 published applications in this corpus.
Search patents in F16N- Granted patents
- 51
- Published applications
- 30
- Assignees
- 30
- Inventors
- 131
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 2 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 2 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 9 |
| 2019 | 4 | 3 |
| 2020 | 2 | 3 |
| 2021 | 3 | 3 |
| 2022 | 1 | 3 |
| 2023 | 4 | 1 |
| 2024 | 1 | 2 |
| 2025 | 0 | 1 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Engine oil consumption detection using oil level and machine tilt25 Aug 2026US 12,716,813 B2Caterpillar Inc.
- Fluid condition sensing system and methods14 Apr 2026US 12,601,699 B2Donaldson Company, Inc.
- Prognostics in hydraulic transmission system using e-machine drive27 Jan 2026US 12,535,091 B2Deere & Company
- Life evaluating device and robot system30 Jul 2024US 12,049,983 B2Fanuc Corporation
- Diagnosis system of lubricating oil and diagnosis method of lubricating oil26 Dec 2023US 11,852,294 B2Hitachi, Ltd.
- Fluid condition sensing system and methods13 Aug 2026US 2026/0235542 A1Donaldson Company, Inc.
- Engine oil consumption detection using oil level and machine tilt12 Mar 2026US 2026/0071934 A1Caterpillar Inc.
- Systems and methods for estimating a remaining useful life of vehicle engine oil27 Mar 2025US 2025/0104494 A1Geotab Inc.
- Prognostics in hydraulic transmission system using e-machine drive24 Oct 2024US 2024/0352953 A1Deere & Company
- Condition based oil management19 Sep 2024US 2024/0309783 A1Innio Jenbacher GmbH & Co OG
Most cited
By later US patents
- Modular data collection and analysis system379US 6,434,512 B1Reliance Electric Technologies, LLC · 2002
- Intelligent fluid sensor for machinery diagnostics, prognostics, and control294US 7,581,434 B1Rockwell Automation Technologies, Inc. · 2009
- Service-interval display for motor vehicles88US 4,533,900 ABayerische Motoren Werke Aktiengesellschaft · 1985
- Bearing-sensor integration for a lubrication analysis system78US 6,324,899 B1Reliance Electric Technologies, LLC · 2001
- Automatic engine oil change indicator system66US 4,742,476 AGeneral Motors Corporation · 1988