C10N 2030/43
Sulfur free or low sulfur content compositions
Official title: {Sulfur free or low sulfur content compositions}
C10N2030/43 (Sulfur free or low sulfur content compositions) appears on 352 US grants and 550 published applications in this corpus.
Search patents in C10N- Granted patents
- 352
- Published applications
- 550
- Assignees
- 113
- Inventors
- 865
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 8 |
| 2003 | 7 | 10 |
| 2004 | 8 | 20 |
| 2005 | 4 | 15 |
| 2006 | 4 | 26 |
| 2007 | 3 | 29 |
| 2008 | 1 | 23 |
| 2009 | 9 | 24 |
| 2010 | 21 | 40 |
| 2011 | 20 | 29 |
| 2012 | 19 | 32 |
| 2013 | 23 | 23 |
| 2014 | 25 | 30 |
| 2015 | 23 | 28 |
| 2016 | 22 | 32 |
| 2017 | 20 | 21 |
| 2018 | 18 | 24 |
| 2019 | 18 | 30 |
| 2020 | 20 | 17 |
| 2021 | 17 | 13 |
| 2022 | 18 | 17 |
| 2023 | 12 | 16 |
| 2024 | 7 | 16 |
| 2025 | 15 | 13 |
| 2026 | 11 | 14 |
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 composition for two-wheeled vehicle5 May 2026US 12,618,019 B2Idemitsu Kosan Co., Ltd.
- Method of producing lube base oil and lube base oil produced thereby21 Apr 2026US 12,606,755 B2SK Enmove Co., Ltd.
- SAPS-free twin-tail amine derivatives additives for lubricant for friction modification and wear prevention21 Apr 2026US 12,606,763 B2Specialty Operations France
- Bio-based lubricant compositions17 Mar 2026US 12,577,493 B2ExxonMobil Technology and Engineering Company
- Use of molybdenum compounds in driveline lubricants for reduced friction and copper corrosion24 Sep 2026US 2026/0286245 A1Afton Chemical Corporation
- Industrial gear lubricant27 Aug 2026US 2026/0250597 A1The Lubrizol Corporation
- Lubricant composition for automotive transmissions13 Aug 2026US 2026/0234488 A1Totalenergies Onetech
- Lubricating Composition With Phenolic Antioxidant And Low Active Sulfur13 Aug 2026US 2026/0234492 A1The Lubrizol Corporation
- Use of re-refined base oil25 Jun 2026US 2026/0176543 A1Shell USA, Inc.
Most cited
By later US patents
- Isoparaffinic lube basestock compositions148US 6,090,989 AMobil Oil Corporation · 2000
- Lubricating oil composition44US 6,569,818 B2Chevron Oronite Company LLC · 2003
- Low ash, low phosphorus and low sulfur engine oils for internal combustion engines24US 6,730,638 B2ExxonMobil Research and Engineering Company · 2004
- Additive formulation for lubricating oils23US 7,285,516 B2The Lubrizol Corporation · 2007
- Lubricant oil composition for internal combustion engines (LAW960)22US 6,323,162 B1TonenGeneral Sekiyu K. K. · 2001