C10L 10/10
Use of additives to fuels or fires for particular purposes: for improving
Official title: for improving the octane number
C10L10/10 (Use of additives to fuels or fires for particular purposes: for improving) appears on 273 US grants and 276 published applications in this corpus.
Search patents in C10L- Granted patents
- 273
- Published applications
- 276
- Assignees
- 123
- Inventors
- 534
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 7 | 0 |
| 1980 | 4 | 0 |
| 1981 | 12 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 1 |
| 2002 | 0 | 1 |
| 2003 | 2 | 3 |
| 2004 | 1 | 3 |
| 2005 | 2 | 6 |
| 2006 | 0 | 3 |
| 2007 | 0 | 3 |
| 2008 | 3 | 11 |
| 2009 | 1 | 9 |
| 2010 | 2 | 10 |
| 2011 | 4 | 12 |
| 2012 | 3 | 10 |
| 2013 | 8 | 10 |
| 2014 | 12 | 12 |
| 2015 | 11 | 32 |
| 2016 | 11 | 20 |
| 2017 | 15 | 19 |
| 2018 | 12 | 15 |
| 2019 | 14 | 23 |
| 2020 | 18 | 22 |
| 2021 | 19 | 22 |
| 2022 | 24 | 9 |
| 2023 | 10 | 6 |
| 2024 | 8 | 6 |
| 2025 | 2 | 4 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fuel additive composition and related methods19 May 2026US 12,630,775 B2Innovativ Industries LLC
- Fuel additive composition19 May 2026US 12,630,776 B2
- Unleaded avgas composition28 Apr 2026US 12,612,570 B2General Aviation Modifications, Inc.
- Method for reduction of abnormal combustion events13 Jan 2026US 12,522,779 B2Infineum International Limited
- Processes for producing high-octane-number fuel component15 Jul 2025US 12,358,857 B2ExxonMobil Chemicals Patents Inc.
- Fuel additive composition and related methods17 Sep 2026US 2026/0275213 A1Innovativ Industries LLC
- Fuel composition comprising a renewable base and a phenolic compound6 Aug 2026US 2026/0226356 A1TotalEnergies One Tech
- Fuel compositions23 Jul 2026US 2026/0209624 A1Shell USA, Inc.
- Octane-enhancing composition, method of use thereof, and kit containing the same16 Apr 2026US 2026/0103653 A1Illinois Tool Works Inc.
- Fuel compositions18 Dec 2025US 2025/0382536 A1Shell USA, Inc.
Most cited
By later US patents
- Preparation of alcohol-containing gasoline101US 6,258,987 B1BP Amoco Corporation · 2001
- Fuels for internal combustion engines48US 6,858,048 B1Standard Alcohol Company of America, Inc. · 2005
- Unleaded aviation gasoline40US 5,470,358 AExxon Research & Engineering Co. · 1995
- Method for controlling and optimizing the manufacture of gasoline blendstocks for blending with an alcohol as an oxygenate37US 8,986,402 B2ExxonMobil Research and Engineering Company · 2015
- High octane unleaded aviation gasolines31US 5,851,241 ATexaco Inc. · 1998