C07C 227/28
From natural products
Official title: from natural products
C07C227/28 (From natural products) appears on 20 US grants and 14 published applications in this corpus.
Search patents in C07C- Granted patents
- 20
- Published applications
- 14
- Assignees
- 21
- Inventors
- 74
- Latest grant
- 3 Oct 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 2 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 2 |
| 2021 | 0 | 2 |
| 2022 | 3 | 0 |
| 2023 | 2 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Preparation and use of high quality esterquats from rice bran fatty acids3 Oct 2023US 11,773,347 B2Clariant International Ltd.
- Method to destabilize emulsion feedstocks for the recovery of valuable products10 Jan 2023US 11,549,081 B2Rrip, LLC
- Control device, control method, computer program, and method for producing organic compound22 Nov 2022US 11,505,778 B2Ajinomoto Co., Inc.
- Hypocrellin derivative substituted both in a peri-position and in 2-position by amino, preparation method, and application thereof13 Sep 2022US 11,439,707 B2Technical Institute of Physics and Chemistry of the Chinese Academy of Sciences
- Method of processing phospholipid based lipid materials15 Feb 2022US 11,247,964 B2Rrip, LLC
- Method for producing amino acid and peptide compound, using enzyme and additive4 Dec 2025US 2025/0369029 A1Chugai Seiyaku Kabushiki Kaisha
- Preparation And Use Of High Quality Esterquats From Rice Bran Fatty Acids16 Sep 2021US 2021/0284932 A1Clariant International Ltd.
- Hypocrellin derivative substituted both in a peri-position and in 2-position by amino, preparation method, and application thereof20 May 2021US 2021/0145968 A1Technical Institute of Physics and Chemistry of the Chinese Academy of Sciences
- Control device, control method, computer program, and method for producing organic compound1 Oct 2020US 2020/0308529 A1Ajinomoto Co., Inc.
- Method for preparing glutamate-based surfactant13 Aug 2020US 2020/0255370 A1Ak Chemtech Co., Ltd.
Most cited
By later US patents
- Method for processing industrial discharges26US 5,384,035 AAmino Corporation · 1995
- Process for recovering betaine19US 6,099,654 AOrgano Corporation · 2000
- Extraction of amino acids from aqueous mixtures and quaternary ammonium salt intermediates produced therein10US 4,661,606 AHenkel Corporation · 1987
- Industrial process for the preparation of amino acids by hydrolysis of proteins in acid medium10US 4,874,893 ALaboratoires Flork S.A. Zone Industrielle Du Brezet · 1989
- Process for recovering L-amino acid from fermentation liquors10US 5,017,480 AAjimomoto Co., Inc. · 1991