C11B 3/04
With acids
Official title: with acids
C11B3/04 (With acids) appears on 164 US grants and 219 published applications in this corpus.
Search patents in C11B- Granted patents
- 164
- Published applications
- 219
- Assignees
- 136
- Inventors
- 464
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 6 | 0 |
| 2003 | 0 | 2 |
| 2004 | 0 | 3 |
| 2005 | 3 | 1 |
| 2006 | 2 | 5 |
| 2007 | 0 | 2 |
| 2008 | 0 | 2 |
| 2009 | 2 | 2 |
| 2010 | 3 | 3 |
| 2011 | 3 | 14 |
| 2012 | 1 | 7 |
| 2013 | 4 | 12 |
| 2014 | 7 | 16 |
| 2015 | 12 | 14 |
| 2016 | 20 | 16 |
| 2017 | 13 | 16 |
| 2018 | 13 | 10 |
| 2019 | 12 | 9 |
| 2020 | 7 | 14 |
| 2021 | 11 | 9 |
| 2022 | 5 | 12 |
| 2023 | 5 | 10 |
| 2024 | 4 | 20 |
| 2025 | 6 | 12 |
| 2026 | 9 | 8 |
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
- 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
- Hydrothermal purification process19 May 2026US 12,630,772 B2Applied Research Associates, Inc.
- Purification of contaminated feedstocks via hydrolysis and acidulation21 Apr 2026US 12,606,772 B1Applied Research Associates, Inc.
- Biobased multifunctional additives for hydrocarbon desalting1 Oct 2026US 2026/0297437 A1Solugen, Inc.
- Purification of contaminated feedstocks via hydrolysis and acidulation17 Sep 2026US 2026/0275230 A1Applied Research Associates, Inc.
- Hydrothermal purification process30 Jul 2026US 2026/0218067 A1Applied Research Associates, Inc.
- Edible fat-containing products and methods for their preparation2 Jul 2026US 2026/0182599 A1Flora Food Global Principal B.V.
- Method for treating lipid materials18 Jun 2026US 2026/0167890 A1Neste Oyj
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
- Degumming process for plant oils53US 5,239,096 AKrupp Maschinentechnik Gesellschaft mit beschrankter Haftung · 1993
- Degumming of crude glyceride oils not exposed to prior enzymatic activity52US 5,696,278 AUnilever Patent Holdings B.V. · 1997
- Process for the production of a marine animal oil44US 5,006,281 ACentury Laboratories, Inc. · 1991