C10M 171/004
Foam inhibited lubricant compositions
Official title: {Foam inhibited lubricant compositions}
C10M171/004 (Foam inhibited lubricant compositions) appears on 22 US grants and 19 published applications in this corpus.
Search patents in C10M- Granted patents
- 22
- Published applications
- 19
- Assignees
- 19
- Inventors
- 72
- Latest grant
- 12 May 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 3 |
| 2003 | 2 | 2 |
| 2004 | 1 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 2 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for improving lubricant antifoaming performance and filterability12 May 2020US 10,647,936 B2ExxonMobil Research and Engineering Company
- Defoaming of ionic liquids29 Jan 2013US 8,362,095 B2Evonik Goldschmidt GmbH
- Lubricating system, bearing utilizing the system, universal joint utilizing the system, and process for production thereof18 Dec 2012US 8,333,665 B2Ntn Corporation
- Stable defoamant composition containing GTL fluid and/or hydrodewaxate and/or hydroisomerized/catalytic (and/or solvent) dewaxed fluid as diluent16 Feb 2010US 7,662,757 B2ExxonMobil Research and Engineering Company
- Hydraulic oil with excellent air release and low foaming tendency14 Oct 2008US 7,435,327 B2Chevron U.S.A.Inc.
- Lubricating oil composition and methods for controlling foam tendency and/or foam stability29 Oct 2020US 2020/0339902 A1
- Multi-phase gas-enhanced lubricants for performance control in rotating machinery bearings and related method thereof11 Oct 2018US 2018/0291304 A1University of Virginia Patent Foundation
- Method for improving lubricant antifoaming performance and filterability30 Aug 2018US 2018/0245008 A1ExxonMobil Research and Engineering Company
- Defoaming agent and associated methods of use4 May 2017US 2017/0121629 A1Shell Oil Company
- Lubricating composition28 Jan 2016US 2016/0024418 A1Shell Oil Company
Most cited
By later US patents
- Antifoaming agents for lubricating oils (law455)20US 5,766,513 AExxon Research & Engineering Co. · 1998
- Defoaming of ionic liquids16US 8,362,095 B2Evonik Goldschmidt GmbH · 2013
- Homogeneous dispersions of diorganopolysiloxane compositions in mineral oils13US 4,115,343 ARhone-Poulenc Industries · 1978
- Method for reducing foaming of lubricating oils13US 6,090,758 AExxon Research & Engineering Co. · 2000
- Lubricating oil compositions12US 3,965,017 AExxon Research & Engineering Co. · 1976