C10M 2223/047
Thioderivatives not containing metallic elements
C10M2223/047 (Thioderivatives not containing metallic elements) appears on 751 US grants and 490 published applications in this corpus.
Search patents in C10M- Granted patents
- 751
- Published applications
- 490
- Assignees
- 209
- Inventors
- 1,342
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 19 | 0 |
| 1977 | 14 | 0 |
| 1978 | 20 | 0 |
| 1979 | 15 | 0 |
| 1980 | 14 | 0 |
| 1981 | 20 | 0 |
| 1982 | 7 | 0 |
| 1983 | 7 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 9 | 0 |
| 1988 | 18 | 0 |
| 1989 | 22 | 0 |
| 1990 | 16 | 0 |
| 1991 | 14 | 0 |
| 1992 | 14 | 0 |
| 1993 | 21 | 0 |
| 1994 | 34 | 0 |
| 1995 | 16 | 0 |
| 1996 | 24 | 0 |
| 1997 | 24 | 0 |
| 1998 | 37 | 0 |
| 1999 | 21 | 0 |
| 2000 | 16 | 0 |
| 2001 | 22 | 5 |
| 2002 | 14 | 17 |
| 2003 | 26 | 14 |
| 2004 | 10 | 25 |
| 2005 | 6 | 14 |
| 2006 | 3 | 12 |
| 2007 | 3 | 24 |
| 2008 | 4 | 25 |
| 2009 | 5 | 22 |
| 2010 | 11 | 27 |
| 2011 | 13 | 15 |
| 2012 | 20 | 28 |
| 2013 | 16 | 16 |
| 2014 | 15 | 25 |
| 2015 | 17 | 14 |
| 2016 | 14 | 19 |
| 2017 | 8 | 18 |
| 2018 | 17 | 22 |
| 2019 | 10 | 26 |
| 2020 | 11 | 19 |
| 2021 | 17 | 18 |
| 2022 | 19 | 18 |
| 2023 | 12 | 23 |
| 2024 | 13 | 9 |
| 2025 | 19 | 17 |
| 2026 | 11 | 18 |
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
- Lubricating oil additive composition and lubricating oil composition9 Jun 2026US 12,649,889 B2Eneos Corporation
- Hydrolytically stable hydraulic lubricant26 May 2026US 12,637,632 B2Afton Chemical Corporation
- Detergent-free and low-ash lubricating composition19 May 2026US 12,630,778 B2Afton Chemical Corporation
- Grease composition21 Apr 2026US 12,606,771 B2The Lubrizol 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
- Base oil for refrigerating machine oil, refrigerating machine oil, and working fluid composition6 Aug 2026US 2026/0226364 A1Eneos Corporation
Most cited
By later US patents
- Refrigerator oil, compressor oil composition, hydraulic fluid composition, metalworking fluid composition, heat treatment oil composition, lubricant composition for machine tool and lubricant composition779US 8,193,129 B2Nippon Oil Co., Ltd. · 2012
- Ashless dispersants formed from substituted acylating agents and their production and use115US 5,241,003 AEthyl Petroleum Additives, Inc. · 1993
- Lubricating oil compositions containing ashless dispersant, zinc dihydrocarbyldithiophosphate, metal detergent and a copper compound104US 4,867,890 A1989
- Metal-containing lubricant compositions90US 4,767,551 AAmoco Corporation · 1988
- Additive compositions for lubricants and functional fluids85US 5,705,458 AThe Lubrizol Corporation · 1998