C10M 163/00
Lubricating compositions characterised by the additive being a mixture of a compound
Official title: Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
C10M163/00 (Lubricating compositions characterised by the additive being a mixture of a compound) appears on 676 US grants and 613 published applications in this corpus.
Search patents in C10M- Granted patents
- 676
- Published applications
- 613
- Assignees
- 168
- Inventors
- 1,116
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 6 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 10 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 9 | 0 |
| 1987 | 8 | 0 |
| 1988 | 4 | 0 |
| 1989 | 8 | 0 |
| 1990 | 17 | 0 |
| 1991 | 15 | 0 |
| 1992 | 16 | 0 |
| 1993 | 17 | 0 |
| 1994 | 20 | 0 |
| 1995 | 13 | 0 |
| 1996 | 17 | 0 |
| 1997 | 20 | 0 |
| 1998 | 23 | 0 |
| 1999 | 20 | 0 |
| 2000 | 23 | 0 |
| 2001 | 25 | 7 |
| 2002 | 17 | 18 |
| 2003 | 24 | 32 |
| 2004 | 22 | 50 |
| 2005 | 7 | 46 |
| 2006 | 8 | 35 |
| 2007 | 5 | 45 |
| 2008 | 11 | 35 |
| 2009 | 13 | 26 |
| 2010 | 31 | 31 |
| 2011 | 31 | 28 |
| 2012 | 16 | 27 |
| 2013 | 20 | 20 |
| 2014 | 20 | 21 |
| 2015 | 16 | 31 |
| 2016 | 24 | 24 |
| 2017 | 18 | 35 |
| 2018 | 15 | 22 |
| 2019 | 21 | 16 |
| 2020 | 12 | 16 |
| 2021 | 10 | 5 |
| 2022 | 11 | 10 |
| 2023 | 6 | 10 |
| 2024 | 5 | 9 |
| 2025 | 8 | 9 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multipurpose oxypyridinones and their functional use-421 Apr 2026US 12,606,766 B2Infineum International Limited
- Hybrid greases made with anhydrous metal soaps and over-based metal detergents and methods of making21 Apr 2026US 12,606,770 B2The Lubrizol Corporation
- High performance grease compositions10 Mar 2026US 12,570,918 B2Chevron U.S.A.Inc.
- Lubricating oil composition, diesel engine with mounted supercharger, and use method for lubricating oil composition10 Mar 2026US 12,570,921 B2Idemitsu Kosan Co., Ltd.
- Method for reduction of abnormal combustion events13 Jan 2026US 12,522,779 B2Infineum International Limited
- Rust-preventive lubricating oil composition21 May 2026US 2026/0139196 A1Hi-Lex Corporation
- Lubricating fluid for an electric motor7 May 2026US 2026/0125612 A1Afton Chemical Corporation
- Low-ash lubricating compositions2 Apr 2026US 2026/0092232 A1Afton Chemical Corporation
- Lubricating oil compositions for hybrid engines and methods of use and testing thereof19 Mar 2026US 2026/0078315 A1
- Lubricant compositions for direct injection engines29 Jan 2026US 2026/0028548 A1The Lubrizol Corporation
Most cited
By later US patents
- Extended life functional fluid116US 3,933,659 AChevron Research Company · 1976
- Ashless dispersants formed from substituted acylating agents and their production and use115US 5,241,003 AEthyl Petroleum Additives, Inc. · 1993
- Lubricating oil compositions and concentrates and the use thereof108US 5,652,201 AEthyl Petroleum Additives, Inc. · 1997
- High performance lubricating oils102US 6,180,575 B2Mobil Oil Corporation · 2001
- Additive compositions for lubricants and functional fluids85US 5,705,458 AThe Lubrizol Corporation · 1998