C10M 137/105
Not containing metal
Official title: {not containing metal}
C10M137/105 (Not containing metal) appears on 231 US grants and 123 published applications in this corpus.
Search patents in C10M- Granted patents
- 231
- Published applications
- 123
- Assignees
- 79
- Inventors
- 428
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 5 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 5 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 8 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 7 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 8 | 0 |
| 1995 | 6 | 0 |
| 1996 | 7 | 0 |
| 1997 | 4 | 0 |
| 1998 | 11 | 0 |
| 1999 | 10 | 0 |
| 2000 | 8 | 0 |
| 2001 | 8 | 2 |
| 2002 | 7 | 10 |
| 2003 | 8 | 2 |
| 2004 | 4 | 5 |
| 2005 | 3 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 6 |
| 2008 | 0 | 5 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 3 |
| 2012 | 2 | 0 |
| 2013 | 2 | 2 |
| 2014 | 4 | 7 |
| 2015 | 2 | 1 |
| 2016 | 3 | 2 |
| 2017 | 0 | 5 |
| 2018 | 5 | 5 |
| 2019 | 3 | 14 |
| 2020 | 8 | 6 |
| 2021 | 9 | 9 |
| 2022 | 6 | 5 |
| 2023 | 6 | 10 |
| 2024 | 8 | 3 |
| 2025 | 11 | 9 |
| 2026 | 6 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Use of molybdenum compounds in driveline lubricants for reduced friction and copper corrosion23 Jun 2026US 12,662,647 B2Afton Chemical Corporation
- Grease composition21 Apr 2026US 12,606,771 B2The Lubrizol Corporation
- Organic phosphorus compound, preparation method therefor, and uses thereof7 Apr 2026US 12,595,433 B2China Petroleum & Chemical Corporation
- Lubricating oil composition, lubrication method, and transmission10 Mar 2026US 12,570,920 B2Idemitsu Kosan Co., Ltd.
- Thiophosphate esters as antiwear additives for lubricants3 Mar 2026US 12,565,625 B2Afton Chemical Corporation
- Lubricating oil composition8 Oct 2026US 2026/0308474 A1Eneos Corporation
- Use of molybdenum compounds in driveline lubricants for reduced friction and copper corrosion24 Sep 2026US 2026/0286245 A1Afton Chemical Corporation
- Lubricant and application thereof, and preparation method10 Sep 2026US 2026/0265629 A1
- Aftertreatment system friendly engine oil formulation20 Aug 2026US 2026/0242687 A1Chevron Oronite Company LLC
- Lubricating fluid for an electric motor7 May 2026US 2026/0125612 A1Afton Chemical Corporation
Most cited
By later US patents
- High oleic polyol esters, compositions and lubricants, functional fluids and greases containing the same73US 5,773,391 AThe Lubrizol Corporation · 1998
- Lubricating oil formulations45US 6,034,040 AEthyl Corporation · 2000
- High boron formulations for fluids continuously variable transmissions45US 6,451,745 B1The Lubrizol Corporation · 2002
- Fluorinated lubricant additives39US 6,541,430 B1E. I. Du Pont de Nemours and Company · 2003
- Phosphorus-, sulfur- and boron-containing compositions, and lubricant and functional fluid compositions containing same37US 4,755,311 AThe Lubrizol Corporation · 1988