C10L 1/185
Ethers
Official title: Ethers; Acetals; Ketals; Aldehydes; Ketones {(C10L1/1802, C10L1/1805, C10L1/1808, C10L1/1811, C10L1/1814, C10L1/1817 take precedence)}
C10L1/185 (Ethers) appears on 710 US grants and 620 published applications in this corpus.
Search patents in C10L- Granted patents
- 710
- Published applications
- 620
- Assignees
- 354
- Inventors
- 1,419
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 6 | 0 |
| 1981 | 9 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 10 | 0 |
| 1987 | 6 | 0 |
| 1988 | 8 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 8 | 0 |
| 1993 | 15 | 0 |
| 1994 | 17 | 0 |
| 1995 | 21 | 0 |
| 1996 | 27 | 0 |
| 1997 | 30 | 0 |
| 1998 | 37 | 0 |
| 1999 | 30 | 0 |
| 2000 | 23 | 0 |
| 2001 | 18 | 4 |
| 2002 | 16 | 15 |
| 2003 | 9 | 35 |
| 2004 | 11 | 34 |
| 2005 | 6 | 32 |
| 2006 | 6 | 19 |
| 2007 | 11 | 23 |
| 2008 | 14 | 26 |
| 2009 | 11 | 25 |
| 2010 | 13 | 35 |
| 2011 | 24 | 37 |
| 2012 | 15 | 38 |
| 2013 | 33 | 36 |
| 2014 | 24 | 33 |
| 2015 | 27 | 39 |
| 2016 | 28 | 26 |
| 2017 | 26 | 23 |
| 2018 | 21 | 16 |
| 2019 | 12 | 19 |
| 2020 | 19 | 18 |
| 2021 | 17 | 15 |
| 2022 | 20 | 24 |
| 2023 | 9 | 9 |
| 2024 | 15 | 21 |
| 2025 | 5 | 9 |
| 2026 | 7 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fuel blend composition, system, and method29 Sep 2026US 12,747,404 B1Suburban Propane, L.P.
- Converting natural gas to dimethyl ether8 Sep 2026US 12,729,174 B2Saudi Arabian Oil Company
- Ammonia-hydrocarbon fuel compositions, method of use, and systems thereof11 Aug 2026US 12,703,830 B2Mighty Pipeline, Inc.
- Aqueous dispersions of paraffin inhibitors16 Jun 2026US 12,655,363 B2BASF SE
- Fuel additive composition19 May 2026US 12,630,776 B2
- Aqueous dispersions of paraffin inhibitors17 Sep 2026US 2026/0275218 A1BASF SE
- Motor fuel mixed tanking scenarios30 Jul 2026US 2026/0218075 A1Keuken & De Koning B.V.
- Fuel borne catalyst composition for oxidative soot removal16 Jul 2026US 2026/0201263 A1Umicore Specialty Materials Brugge
- Composite metal oxide fuel additives9 Jul 2026US 2026/0193555 A1Nuel Advanced Technologies Ltd.
- Fuel and manufacture of the same11 Jun 2026US 2026/0159772 A1
Most cited
By later US patents
- Method of treating sour gas and liquid hydrocarbon160US 5,674,377 ANalco/Exxon Energy Chemicals, L. P. · 1997
- 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
- Fuel additive composition and method for treatment of middle distillate fuels and gasoline73US 6,923,838 B2Advanced Combustion Technologies, Inc. · 2005
- Synthesis of liquid fuels and chemicals from oxygenated hydrocarbons70US 8,053,615 B2Virent Energy Systems, Inc. · 2011