C10L 1/2406
Mercaptans
Official title: {mercaptans; hydrocarbon sulfides}
C10L1/2406 (Mercaptans) appears on 204 US grants and 66 published applications in this corpus.
Search patents in C10L- Granted patents
- 204
- Published applications
- 66
- Assignees
- 64
- Inventors
- 325
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 14 | 0 |
| 1987 | 3 | 0 |
| 1988 | 7 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 8 | 0 |
| 1992 | 8 | 0 |
| 1993 | 10 | 0 |
| 1994 | 12 | 0 |
| 1995 | 2 | 0 |
| 1996 | 11 | 0 |
| 1997 | 8 | 0 |
| 1998 | 18 | 0 |
| 1999 | 14 | 0 |
| 2000 | 6 | 0 |
| 2001 | 9 | 1 |
| 2002 | 5 | 4 |
| 2003 | 1 | 3 |
| 2004 | 1 | 7 |
| 2005 | 1 | 5 |
| 2006 | 0 | 6 |
| 2007 | 4 | 4 |
| 2008 | 1 | 6 |
| 2009 | 2 | 4 |
| 2010 | 3 | 4 |
| 2011 | 4 | 2 |
| 2012 | 4 | 2 |
| 2013 | 1 | 3 |
| 2014 | 1 | 2 |
| 2015 | 0 | 2 |
| 2016 | 2 | 5 |
| 2017 | 6 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 2 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Lubricating oil compositions25 Nov 2025US 12,480,067 B2Infineum International Limited
- Chemical warfare agents and related compounds as fuel for internal combustion engines24 Aug 2021US 11,098,260 B2Southwest Research Institute
- Method to improve the efficiency of pipeline transportation of heavy oils1 Dec 2020US 10,851,314 B2Saudi Arabian Oil Company
- Fluid comprising methane and a tracer, and processes for producing it and the use thereof28 Jan 2020US 10,544,378 B2Shell Oil Company
- Combustion process12 Feb 2019US 10,203,111 B2ITEA S. p. A.
- Lubricating Oil Compositions2 May 2024US 2024/0141250 A1Infineum International Limited
- Continuous acoustic mixing for performance additives and compositions including the same5 Jan 2023US 2023/0002699 A1The Lubrizol Corporation
- Method to improve the efficiency of pipeline transportation of heavy oils22 Oct 2020US 2020/0332202 A1Saudi Arabian Oil Company
- Chemical Warfare Agents And Related Compounds As Fuel For Internal Combustion Engines28 Nov 2019US 2019/0359904 A1Southwest Research Institute
- Fluid comprising methane and a tracer, and processes for producing it and the use thereof21 Feb 2019US 2019/0055486 A1Shell Oil Company
Most cited
By later US patents
- Gels of nonpolar liquids with N-acyl amino acids and derivatives thereof as gelling agents149US 3,969,087 AAjinomoto Co., Inc. · 1976
- Method for tagging petroleum products91US 5,525,516 AEastman Chemical Company · 1996
- Demulsifier additive compositions for lubricants and fuels and concentrates containing the same62US 4,129,508 AThe Lubrizol Corporation · 1978
- Anilines as markers for mineral oils59US 5,627,077 ABASF SE · 1997
- Fuel compositions59US 5,697,988 AEthyl Corporation · 1997