C11C 3/003
Fats, oils, or fatty acids by chemical modification of fats, oils, or
Official title: {by esterification of fatty acids with alcohols (C11C3/02 takes precedence)}
C11C3/003 (Fats, oils, or fatty acids by chemical modification of fats, oils, or) appears on 833 US grants and 1,137 published applications in this corpus.
Search patents in C11C- Granted patents
- 833
- Published applications
- 1,137
- Assignees
- 579
- Inventors
- 2,237
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 9 | 0 |
| 2000 | 9 | 0 |
| 2001 | 11 | 3 |
| 2002 | 9 | 13 |
| 2003 | 6 | 14 |
| 2004 | 10 | 13 |
| 2005 | 9 | 24 |
| 2006 | 9 | 37 |
| 2007 | 10 | 61 |
| 2008 | 6 | 56 |
| 2009 | 30 | 97 |
| 2010 | 33 | 103 |
| 2011 | 44 | 88 |
| 2012 | 54 | 83 |
| 2013 | 74 | 79 |
| 2014 | 70 | 58 |
| 2015 | 59 | 58 |
| 2016 | 56 | 49 |
| 2017 | 35 | 37 |
| 2018 | 45 | 40 |
| 2019 | 39 | 35 |
| 2020 | 29 | 24 |
| 2021 | 27 | 31 |
| 2022 | 28 | 29 |
| 2023 | 19 | 31 |
| 2024 | 22 | 30 |
| 2025 | 18 | 25 |
| 2026 | 21 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Upgrading bio-waste in FCC29 Sep 2026US 12,747,397 B2ExxonMobil Technology and Engineering Company
- Production of biodiesel29 Sep 2026US 12,747,403 B2Ariel Scientific Innovations Ltd.
- Heterogeneous catalyst for transesterification and method of preparing same18 Aug 2026US RE50,994 E1Crystaphase Products, Inc.
- Polyglycerol fatty acid ester-containing composition11 Aug 2026US 12,703,142 B2Ioi Oleo GmbH
- Ester compositions28 Jul 2026US 12,691,046 B2Evonik Operations GmbH
- Plants with modified traits27 Aug 2026US 2026/0250700 A1Nuseed Global Innovation Ltd.
- Oil or fat composition for food preparation, food, powdered oil or fat, method for producing oil or fat composition for food preparation, method for preparing food, method for cooking food, method for improving quality of food, and method for improving quality of cooked food20 Aug 2026US 2026/0240186 A1J-Oil Mills, Inc.
- Cholesterol recovery from fish oil residues20 Aug 2026US 2026/0242408 A1American Bioprocess Limitada
- Endogenous lipase for metal reduction in distillers corn oil20 Aug 2026US 2026/0242831 A1
- Dietary butyrate and its uses30 Jul 2026US 2026/0216118 A1Societe des Produits Nestle S. A.
Most cited
By later US patents
- Biodiesel fuel145US 5,578,090 ABri · 1996
- System and process for producing biodiesel fuel with reduced viscosity and a cloud point below thirty-two (32) degrees fahrenheit142US 6,174,501 B1Board of Regents of the University of Nebraska · 2001
- Process for producing biodiesel fuel with reduced viscosity and a cloud point below thirty-two (32) degrees fahrenheit134US 6,015,440 ABoard of Regents of the University of Nebraska · 2000
- Process for the production of esters from vegetable oils or animal oils alcohols120US 5,908,946 AInstitut Francais du Petrole · 1999
- Process for production of esters for use as a diesel fuel substitute using a non-alkaline catalyst119US 5,525,126 AAgricultural Utilization Research Institute · 1996