C11B 3/006
Refining fats or fatty oils: by extraction
Official title: {by extraction}
C11B3/006 (Refining fats or fatty oils: by extraction) appears on 308 US grants and 355 published applications in this corpus.
Search patents in C11B- Granted patents
- 308
- Published applications
- 355
- Assignees
- 232
- Inventors
- 782
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 8 | 0 |
| 2002 | 6 | 1 |
| 2003 | 0 | 3 |
| 2004 | 4 | 2 |
| 2005 | 2 | 3 |
| 2006 | 0 | 4 |
| 2007 | 0 | 2 |
| 2008 | 2 | 5 |
| 2009 | 2 | 6 |
| 2010 | 8 | 10 |
| 2011 | 2 | 10 |
| 2012 | 7 | 13 |
| 2013 | 13 | 25 |
| 2014 | 15 | 30 |
| 2015 | 23 | 26 |
| 2016 | 24 | 27 |
| 2017 | 24 | 33 |
| 2018 | 21 | 19 |
| 2019 | 24 | 22 |
| 2020 | 15 | 18 |
| 2021 | 18 | 21 |
| 2022 | 14 | 14 |
| 2023 | 12 | 20 |
| 2024 | 13 | 21 |
| 2025 | 7 | 9 |
| 2026 | 5 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Stability of short path evaporation treated oils18 Aug 2026US 12,709,716 B2Cargill, Incorporated
- Synergistic compositions21 Apr 2026US 12,604,918 B2Lintbells Limited
- Purification of contaminated feedstocks via hydrolysis and acidulation21 Apr 2026US 12,606,772 B1Applied Research Associates, Inc.
- Oils without unwanted contaminants3 Feb 2026US 12,540,292 B2Cargill, Incorporated
- Process for pretreating vegetable oils or animal fats intended for processes of transformation into biofuels27 Jan 2026US 12,534,684 B2ENI S. p. A.
- A process and apparatus for refining a vegetable oil8 Oct 2026US 2026/0308475 A1Intreft Pty Ltd
- Camellia Oleifera Tea Oil Concentrate and Uses Thereof17 Sep 2026US 2026/0273012 A1
- Biofuel production27 Aug 2026US 2026/0250726 A1
- Process for separating and extracting nervonic acid from xanthoceras sorbifolium bunge13 Aug 2026US 2026/0234504 A1Nanchang University
- Extraction and separation of gums from oleaginous material using an alcohol solvent4 Jun 2026US 2026/0151715 A1
Most cited
By later US patents
- Solventless extraction process206US 6,750,048 B2Martek Biosciences Corporation · 2004
- Extraction and separation method and apparatus using supercritical fluid189US 5,013,443 ANihon Bunko Kogyo Kabushiki Kaisha · 1991
- Solventless extraction process96US 7,351,558 B2Martek Biosciences Corporation · 2008
- Methods for refining vegetable oils and byproducts thereof92US 6,172,248 B2IP Holdings, LLC · 2001
- Synthesis of long-chain polyunsaturated fatty acids by recombinant cells83US 7,807,849 B2Commonwealth Scientific and Industrial Research Organisation · 2010