C10M 129/58
Naphthenic acids
C10M129/58 (Naphthenic acids) appears on 64 US grants and 14 published applications in this corpus.
Search patents in C10M- Granted patents
- 64
- Published applications
- 14
- Assignees
- 45
- Inventors
- 138
- Latest grant
- 24 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 1 |
| 2002 | 4 | 3 |
| 2003 | 3 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 3 |
| 2017 | 1 | 1 |
| 2018 | 2 | 1 |
| 2019 | 3 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Lubricating oils with viscosity index improver concentrates24 Jun 2025US 12,338,409 B2Kraton Chemical, LLC
- Grease composition5 Nov 2019US 10,465,140 B2Ntn Corporation
- Biological method for preventing rancidity, spoilage and instability of hydrocarbon and water emulsions and for increasing the lubricity of the same20 Aug 2019US 10,385,287 B2
- Process for stabilizing an oil-in-water or water-in-oil emulsion12 Feb 2019US 10,202,550 B2Equinor Energy AS
- Lubricating oil compositions with engine wear protection19 Jun 2018US 10,000,721 B2ExxonMobil Research and Engineering Company
- Lubricating oils with viscosity index improver concentrates4 Jul 2024US 2024/0218281 A1Kraton Chemical, LLC
- Grease composition22 Mar 2018US 2018/0079988 A1Ntn Corporation
- Biological method for preventing rancidity, spoilage and instability of hydrocarbon and water emulsions and for increasing the lubricity of the same17 Aug 2017US 2017/0233672 A1
- Process for stabilizing an oil-in-water or water-in-oil emulsion14 Jul 2016US 2016/0199803 A1Statoil Petroleum AS
- Lubricating oil compositions with engine wear protection30 Jun 2016US 2016/0186089 A1ExxonMobil Research and Engineering Company
Most cited
By later US patents
- Thread sealant and anti-seize compound130US 5,093,015 AJet-Lube, Inc. · 1992
- Lubricant containing molybdenum compound and secondary diarylamine69US 5,650,381 AEthyl Corporation · 1997
- Liquid lubricating and stabilizing compositions for rigid vinyl halide resins and use of same48US 4,719,022 AMorton Thiokol, Inc. · 1988
- Lubricating oil having improved fuel economy retention properties46US 6,143,701 AExxon Chemical Patents Inc. · 2000
- Process for preparing stable oleaginous compositions34US 4,938,880 AExxon Chemical Patents Inc. · 1990