A23F 3/08
Oxidation
Official title: Oxidation; Fermentation
A23F3/08 (Oxidation) appears on 42 US grants and 57 published applications in this corpus.
Search patents in A23F- Granted patents
- 42
- Published applications
- 57
- Assignees
- 54
- Inventors
- 225
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 2 |
| 2002 | 3 | 1 |
| 2003 | 3 | 5 |
| 2004 | 4 | 3 |
| 2005 | 1 | 2 |
| 2006 | 1 | 2 |
| 2007 | 0 | 4 |
| 2008 | 0 | 3 |
| 2009 | 0 | 4 |
| 2010 | 0 | 4 |
| 2011 | 3 | 2 |
| 2012 | 2 | 1 |
| 2013 | 0 | 1 |
| 2014 | 2 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 4 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 4 |
| 2020 | 1 | 3 |
| 2021 | 3 | 2 |
| 2022 | 0 | 1 |
| 2023 | 2 | 3 |
| 2024 | 0 | 1 |
| 2025 | 1 | 4 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Kombucha fermented beverage preserving active Bacillus coagulans at ambient temperature and preparation method thereof2 Dec 2025US 12,484,596 B2A.G.V. Products Corp.
- Process of aroma recovery from tea leaf29 Aug 2023US 11,737,473 B2Ekaterra Tea Manufacturing USA LLC
- Processed products of tea and method for manufacturing the same23 May 2023US 11,653,665 B2Amorepacific Corporation
- Traditional Chinese medicine composition comprising dried tangerine peels and dark tea for treating diabetes and preparation method thereof28 Dec 2021US 11,207,366 B2
- Tea-bruising machine and method of bruising tea28 Sep 2021US 11,129,394 B2Tea Research Institute, Guangdong Academy of Agricultural Sciences
- A process for producing a tea product15 Jan 2026US 2026/0013523 A1Ekaterra Tea Manufacturing USA LLC
- Composite black tea fermentation liquor containing ceramide and d-amino acid4 Sep 2025US 2025/0277174 A1Guangzhou Zhongzhuang Beauty Cosmetics Co., Ltd
- A process for producing a tea product31 Jul 2025US 2025/0241332 A1Ekaterra Tea Manufacturing USA LLC
- Multi-layer fermentation tank for tea leaves and use method thereof17 Apr 2025US 2025/0120412 A1Zhejiang University
- Fermented tea beverage27 Feb 2025US 2025/0064075 A1Societe des Produits Nestle S. A.
Most cited
By later US patents
- Cold water extractable tea leaf and process37US 4,051,264 AThomas J. Lipton, Inc. · 1977
- Black tea manufacture36US 6,299,926 B1Unilever Patent Holdings B.V. · 2001
- Enzymatic treatment of black tea leaf29US 4,639,375 AThe Procter & Gamble Company · 1987
- Process of preparing fruit/vegetable juice and protein emulsion with multi-enzyme system24US 5,738,887 A1998
- Black tea manufacture24US 7,108,877 B2Unilever Bestfoods North America, Division of Conopco, Inc. · 2006