C10L 1/1817
Compounds of uncertain formula
Official title: {Compounds of uncertain formula; reaction products where mixtures of compounds are obtained}
C10L1/1817 (Compounds of uncertain formula) appears on 142 US grants and 74 published applications in this corpus.
Search patents in C10L- Granted patents
- 142
- Published applications
- 74
- Assignees
- 52
- Inventors
- 267
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 5 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 7 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 6 | 0 |
| 1994 | 9 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 11 | 0 |
| 1998 | 10 | 0 |
| 1999 | 8 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 1 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 3 | 2 |
| 2005 | 1 | 2 |
| 2006 | 0 | 0 |
| 2007 | 1 | 5 |
| 2008 | 0 | 1 |
| 2009 | 0 | 5 |
| 2010 | 2 | 4 |
| 2011 | 0 | 6 |
| 2012 | 0 | 4 |
| 2013 | 2 | 3 |
| 2014 | 4 | 3 |
| 2015 | 11 | 16 |
| 2016 | 5 | 2 |
| 2017 | 2 | 1 |
| 2018 | 2 | 4 |
| 2019 | 2 | 1 |
| 2020 | 5 | 5 |
| 2021 | 4 | 0 |
| 2022 | 2 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 3 |
| 2025 | 2 | 1 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Production method of fuel additive, fuel additive and mixture of diesel and fuel additive1 Sep 2026US 12,723,209 B2
- Fuel composition comprising detergent and quaternary ammonium salt additive10 Mar 2026US 12,570,914 B2Innospec Limited
- Lubricating oil compositions25 Nov 2025US 12,480,067 B2Infineum International Limited
- Additives and methods for improving flow properties of crude oil29 Jul 2025US 12,371,630 B2Rj Lee Group, Inc.
- Marine fuels9 Jul 2024US 12,031,099 B2Infineum International Limited
- Dry grind system and method with front end germ separation for producing one or more sugar streams8 Oct 2026US 2026/0308469 A1Fluid Quip Technologies, LLC
- Bio-based additives for diesel7 May 2026US 2026/0125609 A1
- Emulsion5 Mar 2026US 2026/0062633 A1Quadrise International Limited
- Renewable fuels for distllate and residual marine fuel blend compositions8 May 2025US 2025/0145901 A1ExxonMobil Technology and Engineering Company
- Production method of fuel additive, fuel additive and mixture of diesel and fuel additive6 Jun 2024US 2024/0182805 A1Single Craft S.A.
Most cited
By later US patents
- Ethylene alpha-olefin polymer substituted mono- and dicarboxylic acid dispersant additives (PT-920)88US 5,229,022 AExxon Chemical Patents Inc. · 1993
- Dispersant additives derived from lactone modified amido-amine adducts78US 4,963,275 AExxon Chemical Patents Inc. · 1990
- Compositions which can be used as biofuel60US 7,799,544 B2Cognis IP Management GmbH · 2010
- Ethylene alpha-olefin polymer substituted mono-and dicarboxylic acid dispersant additives59US 5,266,223 AExxon Chemical Patents Inc. · 1993
- Derivatives of polyamines with one primary amine and secondary of tertiary amines53US 5,643,859 AExxon Chemical Patents Inc. · 1997