C10L 1/183
At least one hydroxy group bound to an aromatic carbon atom
Official title: at least one hydroxy group bound to an aromatic carbon atom {(C10L1/1802, C10L1/1805, C10L1/1808, C10L1/1811, C10L1/1814, C10L1/1817, C10L1/1828 take precedence)}
C10L1/183 (At least one hydroxy group bound to an aromatic carbon atom) appears on 294 US grants and 238 published applications in this corpus.
Search patents in C10L- Granted patents
- 294
- Published applications
- 238
- Assignees
- 130
- Inventors
- 602
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 8 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 8 | 0 |
| 1992 | 7 | 0 |
| 1993 | 11 | 0 |
| 1994 | 12 | 0 |
| 1995 | 8 | 0 |
| 1996 | 21 | 0 |
| 1997 | 18 | 0 |
| 1998 | 20 | 0 |
| 1999 | 14 | 0 |
| 2000 | 8 | 0 |
| 2001 | 7 | 0 |
| 2002 | 3 | 2 |
| 2003 | 3 | 21 |
| 2004 | 2 | 15 |
| 2005 | 1 | 13 |
| 2006 | 7 | 12 |
| 2007 | 7 | 10 |
| 2008 | 2 | 16 |
| 2009 | 8 | 7 |
| 2010 | 4 | 12 |
| 2011 | 6 | 18 |
| 2012 | 6 | 15 |
| 2013 | 8 | 11 |
| 2014 | 11 | 12 |
| 2015 | 9 | 11 |
| 2016 | 9 | 14 |
| 2017 | 12 | 6 |
| 2018 | 5 | 4 |
| 2019 | 5 | 6 |
| 2020 | 7 | 3 |
| 2021 | 2 | 2 |
| 2022 | 2 | 7 |
| 2023 | 2 | 3 |
| 2024 | 5 | 10 |
| 2025 | 3 | 3 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fuel compositions comprising a fuel oil obtained from the distillation of a pyrolysis oil25 Aug 2026US 12,716,040 B2Innospec Fuel Specialties LLC
- Ammonia-hydrocarbon fuel compositions, method of use, and systems thereof11 Aug 2026US 12,703,830 B2Mighty Pipeline, Inc.
- Fuel additive composition19 May 2026US 12,630,776 B2
- Lubricating oil compositions25 Nov 2025US 12,480,067 B2Infineum International Limited
- Bioactive additive for a fuel, uses thereof, fuel composition, and method5 Aug 2025US 12,378,490 B2Tunap GmbH & Co. KG
- Fuel composition comprising a renewable base and a phenolic compound6 Aug 2026US 2026/0226356 A1TotalEnergies One Tech
- Fuel composition comprising a renewable base, a phenolic compound and a nitrogen-containing heterocyclic aromatic compound6 Aug 2026US 2026/0226358 A1Totalenergies Onetech
- Fuel composition with a low impact on co2 emissions, and use thereof in particular in new vehicles7 May 2026US 2026/0125608 A1Totalenergies Onetech
- Octane-enhancing composition, method of use thereof, and kit containing the same16 Apr 2026US 2026/0103653 A1Illinois Tool Works Inc.
- Fuel reduction composition for diesel internal combustion engines5 Feb 2026US 2026/0035632 A1Donghagreen Co., Ltd.
Most cited
By later US patents
- Combination of ethylene polymer, polymer having alkyl side chains, and nitrogen containing compound to improve cold flow properties of distillate fuel oils135US 4,211,534 AExxon Research & Engineering Co. · 1980
- Ethylene alpha-olefin polymer substituted mono- and dicarboxylic acid dispersant additives (PT-920)88US 5,229,022 AExxon Chemical Patents Inc. · 1993
- Fuel additive composition and method for treatment of middle distillate fuels and gasoline73US 6,923,838 B2Advanced Combustion Technologies, Inc. · 2005
- Detergents for hydrocarbon fuels68US 5,876,468 ALubrizol Adibis Holdings (UK) Limited · 1999
- Ethylene alpha-olefin polymer substituted mono-and dicarboxylic acid dispersant additives59US 5,266,223 AExxon Chemical Patents Inc. · 1993