C10L 1/1857
Aldehydes
Official title: {Aldehydes; Ketones}
C10L1/1857 (Aldehydes) appears on 233 US grants and 199 published applications in this corpus.
Search patents in C10L- Granted patents
- 233
- Published applications
- 199
- Assignees
- 129
- Inventors
- 443
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 7 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 3 | 0 |
| 1995 | 6 | 0 |
| 1996 | 11 | 0 |
| 1997 | 8 | 0 |
| 1998 | 13 | 0 |
| 1999 | 9 | 0 |
| 2000 | 7 | 0 |
| 2001 | 1 | 0 |
| 2002 | 4 | 1 |
| 2003 | 3 | 19 |
| 2004 | 4 | 10 |
| 2005 | 0 | 15 |
| 2006 | 6 | 8 |
| 2007 | 5 | 9 |
| 2008 | 6 | 13 |
| 2009 | 7 | 8 |
| 2010 | 8 | 15 |
| 2011 | 13 | 17 |
| 2012 | 8 | 16 |
| 2013 | 12 | 13 |
| 2014 | 10 | 12 |
| 2015 | 8 | 6 |
| 2016 | 9 | 5 |
| 2017 | 8 | 9 |
| 2018 | 8 | 3 |
| 2019 | 3 | 6 |
| 2020 | 2 | 3 |
| 2021 | 2 | 1 |
| 2022 | 3 | 5 |
| 2023 | 1 | 1 |
| 2024 | 0 | 3 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for reduction of abnormal combustion events13 Jan 2026US 12,522,779 B2Infineum International Limited
- High oxygen operation of internal combustion engines6 May 2025US 12,292,009 B2Gas Technologies LLC
- Fuel and fuel blend for internal combustion engine13 Jun 2023US 11,674,099 B2National Technology & Engineering Solutions of Sandia, LLC
- Hydrogen sulfide scavenging additive composition and method of use thereof5 Jul 2022US 11,377,600 B2Dorf Ketal Chemicals (India) Private Limited
- Fuel and fuel blend for internal combustion engine1 Mar 2022US 11,261,391 B1National Technology & Engineering Solutions of Sandia, LLC
- Emulsion5 Mar 2026US 2026/0062633 A1Quadrise International Limited
- Composition for corrosion inhibition in a fuel mixture and its method of preparation thereof14 Nov 2024US 2024/0376393 A1
- Method for Reduction of Abnormal Combustion Events4 Jul 2024US 2024/0218284 A1Infineum International Limited
- High oxygen operation of internal combustion engines4 Apr 2024US 2024/0110526 A1Gas Technologies LLC
- Method of producing a drag reducer2 Mar 2023US 2023/0068685 A1Iris Tech, Inc.
Most cited
By later US patents
- Diesel fuel additives and diesel fuels containing soluble platinum group metal compounds and use in diesel engines85US 4,892,562 AFuel Tech, Inc. · 1990
- Gasoline additives and gasoline containing soluble platinum group metal compounds and use in internal combustion engines79US 4,891,050 AFuel Tech, Inc. · 1990
- Synthesis of liquid fuels and chemicals from oxygenated hydrocarbons70US 8,053,615 B2Virent Energy Systems, Inc. · 2011
- Methods for reducing harmful emissions from a diesel engine61US 6,003,303 AClean Diesel Technologies, Inc. · 1999
- Operation of diesel engines with reduced particulate emission by utilization of platinum group metal fuel additive and pass-through catalytic oxidizer57US 5,501,714 APlatinum Plus, Inc. · 1996