C10M 129/48
Having carboxyl groups bound to a carbon atom of a six-membered aromatic
Official title: having carboxyl groups bound to a carbon atom of a six-membered aromatic ring
C10M129/48 (Having carboxyl groups bound to a carbon atom of a six-membered aromatic) appears on 230 US grants and 227 published applications in this corpus.
Search patents in C10M- Granted patents
- 230
- Published applications
- 227
- Assignees
- 95
- Inventors
- 579
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 6 | 0 |
| 1997 | 9 | 0 |
| 1998 | 11 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 7 | 2 |
| 2002 | 7 | 4 |
| 2003 | 5 | 5 |
| 2004 | 6 | 2 |
| 2005 | 0 | 4 |
| 2006 | 1 | 4 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 3 | 4 |
| 2010 | 2 | 3 |
| 2011 | 1 | 3 |
| 2012 | 1 | 2 |
| 2013 | 3 | 2 |
| 2014 | 3 | 10 |
| 2015 | 6 | 9 |
| 2016 | 7 | 11 |
| 2017 | 3 | 22 |
| 2018 | 7 | 21 |
| 2019 | 11 | 24 |
| 2020 | 12 | 18 |
| 2021 | 13 | 15 |
| 2022 | 12 | 15 |
| 2023 | 13 | 15 |
| 2024 | 13 | 12 |
| 2025 | 8 | 9 |
| 2026 | 8 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Lubricant compositions for reduced pre-ignition in hydrogen fueled engines29 Sep 2026US 12,747,407 B2Infineum International Limited
- Lubricant compositions providing robust valvetrain wear protection in the ford 6.7L engine test1 Sep 2026US 12,723,215 B2Infineum International Limited
- Lubricant formulations containing functionalized olefin polymers and reduced traditional dispersant4 Aug 2026US 12,698,453 B2Infineum International Limited
- Lubricating oil compositions and use thereof for improving journal bearing wear in internal combustion engines2 Jun 2026US 12,644,066 B2Infineum International Limited
- Lubricating oil compositions21 Apr 2026US 12,606,764 B2Chevron Japan Ltd.
- Lubricating oil composition10 Sep 2026US 2026/0265635 A1Idemitsu Kosan Co., Ltd.
- Aftertreatment system friendly engine oil formulation3 Sep 2026US 2026/0258317 A1Chevron Oronite Company LLC
- Lubricating Composition With Phenolic Antioxidant And Low Active Sulfur13 Aug 2026US 2026/0234492 A1The Lubrizol Corporation
- Lubricant Compositions Containing Phenolic Antioxidants and Alkyl Alcohols For Use in Internal Combustion Engines23 Jul 2026US 2026/0209626 A1
- Lubricant Compositions Containing Low Mono-Alkyl-Substituted Diphenylamine Antioxidant for Use in Soot Control Applications25 Jun 2026US 2026/0176545 A1Infineum International Limited
Most cited
By later US patents
- Lubricating oil composition73US 6,300,291 B1Infineum USA L.P. · 2001
- Alkyl ether amine conveyor lubricants containing corrosion inhibitors64US 5,723,418 AEcolab Inc. · 1998
- Metalworking lubricant composition containing a novel substituted malonic acid diester57US 4,517,105 AAluminum Company of America · 1985
- Polyalkylene succinimides and post-treated derivatives thereof54US 5,716,912 AChevron Chemical Company · 1998
- Aqueous lecithin-based release aids and methods of using the same46US 5,658,374 ABuckman Laboratories International, Inc. · 1997