A23F 5/16
Removing unwanted substances
Official title: Removing unwanted substances (reducing or removing alkaloid content A23F5/20)
A23F5/16 (Removing unwanted substances) appears on 124 US grants and 126 published applications in this corpus.
Search patents in A23F- Granted patents
- 124
- Published applications
- 126
- Assignees
- 88
- Inventors
- 391
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 6 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 0 | 3 |
| 2007 | 1 | 4 |
| 2008 | 0 | 5 |
| 2009 | 0 | 5 |
| 2010 | 4 | 10 |
| 2011 | 0 | 4 |
| 2012 | 8 | 4 |
| 2013 | 3 | 1 |
| 2014 | 4 | 9 |
| 2015 | 1 | 4 |
| 2016 | 2 | 6 |
| 2017 | 4 | 2 |
| 2018 | 5 | 5 |
| 2019 | 5 | 10 |
| 2020 | 4 | 10 |
| 2021 | 4 | 6 |
| 2022 | 4 | 6 |
| 2023 | 7 | 9 |
| 2024 | 4 | 9 |
| 2025 | 3 | 7 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Process to prepare a liquid coffee concentrate with reduced acrylamide content by resin treatment26 May 2026US 12,635,706 B2Koninklijke Douwe Egberts B. V.
- Method of reducing acrylamide in coffee extract and a soluble coffee product10 Mar 2026US 12,568,986 B2Koninklijke Douwe Egberts B. V.
- Method for producing fermented green coffee beans by complex fermentation and fermented green coffee beans produced thereby20 Jan 2026US 12,527,332 B2BIOLIV Co., Ltd.
- Method of extraction of natural caffeine from a caffeine containing biological material30 Dec 2025US 12,507,708 B2Givaudan SA
- Soluble instant coffee and process for preparation15 Jul 2025US 12,357,003 B2Societe des Produits Nestle S. A.
- Process and apparatus for production of decaffeinated raw coffee bean extracts and caffeine using adsorber resins and dichloromethane, and corresponding uses8 Oct 2026US 2026/0305644 A1ANKA Angewandte Kaffeetechnologie GmbH
- Method for treating coffee materials using critical-state gas treatment24 Sep 2026US 2026/0283180 A1SoCal Technical Enterprises, LLC
- Coffee beans from which silverskin at center cut position thereof is separated and removed and method for manufacturing same20 Aug 2026US 2026/0240187 A1
- Extraction method26 Mar 2026US 2026/0083150 A1Givaudan SA
- Method for reducing unpleasant odor component in roasted coffee beans20 Nov 2025US 2025/0351839 A1Asahi Group Holdings, Ltd.
Most cited
By later US patents
- Coffee and process for the production thereof65US 5,888,549 ACode Kaffee-Handelsges. mbH · 1999
- Removing and recovering plant polyphenols47US 5,141,611 AMemtec Limited · 1992
- Process for improving the taste of beverages by reducing bitterness39US 5,562,941 A1996
- Process for making coffee concentrate34US 5,637,343 A1997
- Process for the deacidification of a coffee extract30US 4,317,841 ASociete d'Assistance Technique pour Produits Nestle S. A. · 1982