C10M 137/14
Containing sulfur
Official title: containing sulfur
C10M137/14 (Containing sulfur) appears on 56 US grants and 17 published applications in this corpus.
Search patents in C10M- Granted patents
- 56
- Published applications
- 17
- Assignees
- 29
- Inventors
- 105
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 3 |
| 2015 | 2 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 2 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 2 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lubricating grease composition containing an ionic fluid28 Apr 2026US 12,612,575 B2Klueber Lubrication Muenchen SE & Co. KG
- Organic phosphorus compound, preparation method therefor, and uses thereof7 Apr 2026US 12,595,433 B2China Petroleum & Chemical Corporation
- Lubricating grease composition containing an ionic fluid10 Mar 2026US 12,570,919 B2Klueber Lubrication Muenchen SE & Co. KG
- Organophosphorus compound, and preparation process and use thereof22 Oct 2024US 12,122,974 B2China Petroleum & Chemical Corporation
- Ashless or reduced ash quaternary detergents10 Sep 2019US 10,407,641 B2The Lubrizol Corporation
- Lubricating grease composition containing an ionic fluid14 Aug 2025US 2025/0257280 A1Klueber Lubrication Muenchen SE & Co. KG
- Organic phosphorus compound, preparation method therefor, and uses thereof30 Jan 2025US 2025/0034476 A1China Petroleum & Chemical Corporation
- Lubricant composition6 Apr 2023US 2023/0105292 A1Idemitsu Kosan Co., Ltd.
- Organophosphorus compound, and preparation process and use thereof23 Dec 2021US 2021/0395633 A1China Petroleum & Chemical Corporation
- Ashless engine lubricants for high temperature applications28 Feb 2019US 2019/0062667 A1
Most cited
By later US patents
- Multi-function additive for lubricating oils66US 4,978,464 AExxon Research & Engineering Co. · 1990
- Lubricating oil having improved fuel economy retention properties46US 6,143,701 AExxon Chemical Patents Inc. · 2000
- Control of naphthenic acid corrosion with thiophosporus compounds34US 5,863,415 ABaker Hughes Incorporated · 1999
- Lubricating compositions containing reduced levels of phosphorus32US 5,110,488 AThe Lubrizol Corporation · 1992
- Gear oil compositions27US 5,358,650 AEthyl Corporation · 1994