A23F 3/205
Using flocculating or adsorbing agents
Official title: {Using flocculating or adsorbing agents}
A23F3/205 (Using flocculating or adsorbing agents) appears on 18 US grants and 14 published applications in this corpus.
Search patents in A23F- Granted patents
- 18
- Published applications
- 14
- Assignees
- 11
- Inventors
- 45
- Latest grant
- 3 Jun 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 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 3 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Methods for removing bitter taste from liquid beverages3 Jun 2025US 12,317,909 B2
- Nicotinamide dummy template surface molecularly imprinted polymer and preparation method and application thereof4 Feb 2025US 12,214,329 B2Jiangnan University
- Tien-cha extract essence and application therefor9 Aug 2022US 11,406,113 B2Kabushiki Kaisha Yakult Honsha
- Process for producing purified tea extract7 Nov 2017US 9,808,023 B2Kao Corporation
- Tea extract16 Aug 2016US 9,414,613 B2Kao Corporation
- Systems and methods for removing bitter taste from liquid beverages9 Jan 2025US 2025/0008987 A1
- Nicotinamide Dummy Template Surface Molecularly Imprinted Polymer and Preparation Method and Application thereof7 Apr 2022US 2022/0105491 A1Jiangnan University
- Tien-cha extract essence and application therefor22 Mar 2018US 2018/0077947 A1Kabushiki Kaisha Yakult Honsha
- Method for producing purified tea extract1 Jan 2015US 2015/0004290 A1Kao Corporation
- Method for producing purified tea extract17 Oct 2013US 2013/0273220 A1Kao Corporation
Most cited
By later US patents
- Green tea extract subjected to cation exchange treatment and nanofiltration to improve clarity and color58US 5,879,733 AThe Procter & Gamble Company · 1999
- Removing and recovering plant polyphenols47US 5,141,611 AMemtec Limited · 1992
- Process for making a stable green tea extract and product30US 5,427,806 AThe Procter & Gamble Company · 1995
- Process of making cold water soluble tea concentrates and powders26US 4,004,038 ATea Research Institute of Ceylon · 1977
- Green tea extract subjected to cation exchange treatment and nanofiltration to improve clarity and color19US 6,268,009 B1The Procter & Gamble Company · 2001