C10M 151/00
Lubricating compositions characterised by the additive being a macromolecular compound containing sulfur
Official title: Lubricating compositions characterised by the additive being a macromolecular compound containing sulfur, selenium or tellurium
C10M151/00 (Lubricating compositions characterised by the additive being a macromolecular compound containing sulfur) appears on 214 US grants and 59 published applications in this corpus.
Search patents in C10M- Granted patents
- 214
- Published applications
- 59
- Assignees
- 78
- Inventors
- 355
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 7 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 10 | 0 |
| 1988 | 8 | 0 |
| 1989 | 11 | 0 |
| 1990 | 12 | 0 |
| 1991 | 17 | 0 |
| 1992 | 12 | 0 |
| 1993 | 15 | 0 |
| 1994 | 12 | 0 |
| 1995 | 11 | 0 |
| 1996 | 5 | 0 |
| 1997 | 6 | 0 |
| 1998 | 8 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 8 | 2 |
| 2002 | 7 | 2 |
| 2003 | 1 | 1 |
| 2004 | 2 | 4 |
| 2005 | 2 | 3 |
| 2006 | 1 | 3 |
| 2007 | 0 | 0 |
| 2008 | 1 | 3 |
| 2009 | 0 | 1 |
| 2010 | 3 | 4 |
| 2011 | 1 | 3 |
| 2012 | 1 | 0 |
| 2013 | 2 | 2 |
| 2014 | 0 | 3 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 3 | 2 |
| 2018 | 2 | 2 |
| 2019 | 0 | 6 |
| 2020 | 2 | 3 |
| 2021 | 4 | 4 |
| 2022 | 0 | 2 |
| 2023 | 2 | 2 |
| 2024 | 2 | 1 |
| 2025 | 3 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Lubricating oil compositions for electric vehicles20 Jan 2026US 12,529,005 B2Chevron Japan Ltd.
- High-molecular-weight compound and method for producing same, composition and method for producing same, resin composition, additive for lubricating oil, and lubricating oil13 May 2025US 12,297,301 B2Mitsubishi Chemical Corporation
- Polyalphaolefin phenols with high para-position selectivity4 Mar 2025US 12,241,038 B2Afton Chemical Corporation
- Lubricant composition4 Feb 2025US 12,215,294 B2BASF SE
- Polyalphaolefin phenols with high para-position selectivity7 May 2024US 11,976,252 B2Afton Chemical Corporation
- Lubricant compositions and methods of lubricating internal combustion engines4 Jun 2026US 2026/0152698 A1The Lubrizol Corporation
- Coated steel sheet and method of producing same23 Oct 2025US 2025/0326983 A1Jfe Steel Corporation
- Lubricating oil compositions for electric vehicles3 Apr 2025US 2025/0109350 A1Chevron Japan Ltd.
- Lubricant compositions including polymeric dispersants16 Jan 2025US 2025/0019616 A1
- Polyalphaolefin phenols with high para-position selectivity11 Jul 2024US 2024/0228904 A1Afton Chemical Corporation
Most cited
By later US patents
- Novel VI improver, dispersant, and anti-oxidant additive and lubricating oil composition containing same122US 4,863,623 ATexaco Inc. · 1989
- Viscosity index improver--dispersant additive useful in oil compositions107US 4,780,228 AExxon Chemical Patents Inc. · 1988
- Dispersant additives derived from lactone modified amido-amine adducts78US 4,963,275 AExxon Chemical Patents Inc. · 1990
- Visosity index improver74US 5,068,047 AExxon Chemical Patents Inc. · 1991
- Friction modifier for oil-based (invert) well drilling fluids and methods of using the same59US 5,593,953 AThe Lubrizol Corporation · 1997