C11B 3/02
Refining fats or fatty oils: by chemical reaction
Official title: by chemical reaction {(C11B3/003 takes precedence)}
C11B3/02 (Refining fats or fatty oils: by chemical reaction) appears on 341 US grants and 433 published applications in this corpus.
Search patents in C11B- Granted patents
- 341
- Published applications
- 433
- Assignees
- 243
- Inventors
- 936
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 6 | 0 |
| 1994 | 9 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 1 |
| 2002 | 8 | 6 |
| 2003 | 5 | 4 |
| 2004 | 1 | 4 |
| 2005 | 4 | 1 |
| 2006 | 3 | 6 |
| 2007 | 1 | 7 |
| 2008 | 0 | 8 |
| 2009 | 3 | 5 |
| 2010 | 4 | 8 |
| 2011 | 4 | 24 |
| 2012 | 5 | 17 |
| 2013 | 11 | 26 |
| 2014 | 20 | 35 |
| 2015 | 20 | 26 |
| 2016 | 31 | 40 |
| 2017 | 19 | 25 |
| 2018 | 23 | 24 |
| 2019 | 28 | 20 |
| 2020 | 16 | 25 |
| 2021 | 20 | 18 |
| 2022 | 11 | 24 |
| 2023 | 10 | 18 |
| 2024 | 11 | 31 |
| 2025 | 13 | 17 |
| 2026 | 11 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Stability of short path evaporation treated oils18 Aug 2026US 12,709,716 B2Cargill, Incorporated
- Method for pretreating waste fat, oil and grease and co-producing first-generation biodiesel14 Jul 2026US 12,680,040 B2Fuzhou University
- Lipid compositions comprising triacylglycerol with long-chain polyunsaturated fatty acids26 May 2026US 12,637,408 B2Commonwealth Scientific and Industrial Research Organisation
- Production of silicate solutions and their uses19 May 2026US 12,630,433 B2Total Alchemy Solutions, LLC
- Hydrothermal purification process19 May 2026US 12,630,772 B2Applied Research Associates, Inc.
- Biobased multifunctional additives for hydrocarbon desalting1 Oct 2026US 2026/0297437 A1Solugen, Inc.
- Producing chemical products associated with environmental attributes17 Sep 2026US 2026/0271955 A1BASF SE
- Purification of contaminated feedstocks via hydrolysis and acidulation17 Sep 2026US 2026/0275230 A1Applied Research Associates, Inc.
- Processes for producing industrial products from plant lipids27 Aug 2026US 2026/0250598 A1Nuseed Global Innovation Ltd.
- Hydrothermal purification process30 Jul 2026US 2026/0218067 A1Applied Research Associates, Inc.
Most cited
By later US patents
- Degumming process for triglyceride oils106US 4,049,686 ALever Brothers Company · 1977
- Methods for refining vegetable oils and byproducts thereof92US 6,172,248 B2IP Holdings, LLC · 2001
- Process for producing degummed vegetable oils and gums of high phosphatidic acid content87US 4,698,185 ASafinco Coordination Center N.V. · 1987
- Process for the pre-esterification of free fatty acids in fats and oils77US 4,698,186 AHenkel Kommanditgesellschaft auf Aktien · 1987
- Process for producing lower alcohol esters of fatty acids72US 4,164,506 AKao Soap Co., Ltd. · 1979