C10G 21/16
Oxygen-containing compounds
C10G21/16 (Oxygen-containing compounds) appears on 223 US grants and 225 published applications in this corpus.
Search patents in C10G- Granted patents
- 223
- Published applications
- 225
- Assignees
- 135
- Inventors
- 590
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 6 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 2 |
| 2003 | 4 | 3 |
| 2004 | 1 | 1 |
| 2005 | 2 | 3 |
| 2006 | 0 | 2 |
| 2007 | 1 | 6 |
| 2008 | 2 | 1 |
| 2009 | 0 | 8 |
| 2010 | 4 | 10 |
| 2011 | 3 | 6 |
| 2012 | 6 | 17 |
| 2013 | 4 | 14 |
| 2014 | 12 | 22 |
| 2015 | 17 | 15 |
| 2016 | 12 | 14 |
| 2017 | 16 | 21 |
| 2018 | 14 | 9 |
| 2019 | 14 | 12 |
| 2020 | 12 | 11 |
| 2021 | 9 | 10 |
| 2022 | 5 | 10 |
| 2023 | 4 | 10 |
| 2024 | 6 | 8 |
| 2025 | 11 | 5 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Production of hydrocarbons from recycled or renewable organic material26 May 2026US 12,637,622 B2Neste Oyj
- Method of preparing lube base oil28 Apr 2026US 12,612,565 B2SK Enmove Co., Ltd.
- Methods for producing liquid organic hydrogen carriers (LOHC)21 Apr 2026US 12,606,433 B2Saudi Arabian Oil Company
- Process of upgrading a pyrolysis oil and upgrading solution used therein9 Dec 2025US 12,492,347 B2Refiniti Limited
- Method for purifying a pyrolysis oil in order to upgrade it by steam-cracking19 Aug 2025US 12,391,885 B2Totalenergies Onetech
- Method for liquid-liquid extraction of aromatics with extract recycles streams20 Aug 2026US 2026/0242675 A1Ifp Energies Nouvelles
- Process of upgrading a pyrolysis oil and upgrading solution used therein5 Mar 2026US 2026/0062626 A1Refiniti Limited
- Method for extraction and analysis of polycyclic aromatic hydrocarbons in petroleum products5 Feb 2026US 2026/0035621 A1HollyFrontier LSP Brand Strategies LLC
- Method for preparing low-pour point, high-aromatic, and environmental-friendly rubber oil by combining extraction and dewaxing29 Jan 2026US 2026/0028541 A1China University of Petroleum (East China)
- Methods for producing liquid organic hydrogen carriers (lohc)19 Jun 2025US 2025/0197201 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Upgrading shale oil by a combination process221US 4,605,489 AOccidental Oil Shale, Inc. · 1986
- Process of removing oxygenated contaminants from an olefin composition82US 6,764,602 B2ExxonMobil Chemical Patents Inc. · 2004
- Process for purifying hydrocarbonaceous oils49US 4,485,007 AEnvironmental Research & Technology, Inc. · 1984
- Process for enhancing the value of hydrocabonaceous natural recources48US 6,875,341 B1James W. Bunger and Associates, Inc. · 2005
- Method for the solvent extraction of polychlorinated biphenyls42US 4,430,208 AThe Franklin Institute · 1984