C12C 9/025
Preparation of hop extracts
Official title: {Preparation of hop extracts; Isomerisation of these extracts; Treatment of beerwort with these extracts; Surrogates of the hop}
C12C9/025 (Preparation of hop extracts) appears on 58 US grants and 17 published applications in this corpus.
Search patents in C12C- Granted patents
- 58
- Published applications
- 17
- Assignees
- 27
- Inventors
- 92
- Latest grant
- 25 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
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| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 0 | 0 |
| 2001 | 4 | 1 |
| 2002 | 0 | 1 |
| 2003 | 1 | 4 |
| 2004 | 1 | 0 |
| 2005 | 1 | 1 |
| 2006 | 2 | 0 |
| 2007 | 1 | 1 |
| 2008 | 2 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 2 |
| 2020 | 0 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 2 |
| 2025 | 2 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Methods for modifying a hop flavor profile25 Feb 2025US 12,234,434 B2Abstrax Tech Inc.
- Method for preparing hop oil emulsions21 Jan 2025US 12,203,057 B2Sorse Technology Corporation
- Natural bittering compounds from hops7 Nov 2023US 11,807,838 B2Kalamazoo Holdings, Inc.
- Method for producing a food or a precursor of the same, food or a precursor of the same and a corresponding use2 Nov 2021US 11,160,295 B2Erdinger Weissbrau Werner Brombach GMBH & CO. KG
- Process for the hydrogenation of hop resin acids9 Jun 2015US 9,051,536 B2S. S. Steiner, Inc.
- Method for preparing hop oil emulsions21 Aug 2025US 2025/0263642 A1Sorse Technology Corporation
- Methods for modifying a hop flavor profile5 Jun 2025US 2025/0179400 A1Abstrax Tech Inc.
- Natural bittering compounds from hops29 Feb 2024US 2024/0067905 A1Kalamazoo Holdings, Inc.
- Methods for modifying a hop flavor profile4 Jan 2024US 2024/0002758 A1Abx Investments, Inc.
- Method for preparing hop oil emulsions4 Nov 2021US 2021/0340472 A1Sorse Technology Corporation
Most cited
By later US patents
- Methods for making tetrahydroisoalpha and hexahydroisoalpha acids58US 5,013,571 APfizer Inc. · 1991
- Synthesis of hexahydrolupulone, novel forms thereof, and its use as a selective inhibitor of cell growth and multiplication57US 5,082,975 AKalamazoo Holdings, Inc. · 1992
- Preparation of tetrahydroisohumulones55US 4,644,084 AMiller Brewing Company · 1987
- Light stable hop extracts and method of preparation53US 4,767,640 AMiller Brewing Company · 1988
- Synthesis of hexahydrolupulone, novel forms thereof, and its use as a selective inhibitor of cell growth and multiplication48US 5,166,449 AKalamazoo Holdings, Inc. · 1992