A01G 18/20
Culture media
Official title: Culture media, e.g. compost
A01G18/20 (Culture media) appears on 178 US grants and 204 published applications in this corpus.
Search patents in A01G- Granted patents
- 178
- Published applications
- 204
- Assignees
- 163
- Inventors
- 527
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 6 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 4 |
| 2004 | 3 | 5 |
| 2005 | 0 | 2 |
| 2006 | 1 | 3 |
| 2007 | 3 | 7 |
| 2008 | 1 | 3 |
| 2009 | 2 | 4 |
| 2010 | 0 | 1 |
| 2011 | 3 | 7 |
| 2012 | 6 | 5 |
| 2013 | 3 | 2 |
| 2014 | 4 | 6 |
| 2015 | 1 | 6 |
| 2016 | 3 | 5 |
| 2017 | 3 | 5 |
| 2018 | 3 | 2 |
| 2019 | 4 | 13 |
| 2020 | 4 | 9 |
| 2021 | 6 | 14 |
| 2022 | 15 | 22 |
| 2023 | 8 | 24 |
| 2024 | 13 | 22 |
| 2025 | 10 | 18 |
| 2026 | 6 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods of producing truffle infusions6 Oct 2026US 12,751,476 B1Black Boar Truffle, LLC
- Trametes versicolor designated as strain M2-101-0315 Sep 2026US 12,733,618 B2M2 Ingredients, Inc.
- Process and apparatus for growing mycelium sheets21 Jul 2026US 12,685,271 B2Mme Houdstermaatschappij B.V.
- Additive for mushroom growth medium16 Jun 2026US 12,653,117 B2SETOLAS Holdings, Inc.
- Cultivation method for Morchella on patterned layer frames12 May 2026US 12,622,367 B2Institute of Biology, Gansu Academy of Sciences
- Fungus cultivation using algal biomass as substrates and methods of use thereof8 Oct 2026US 2026/0305542 A1University of Houston System
- A device for injecting a liquid into a bale24 Sep 2026US 2026/0283077 A1J Carlson Pty Ltd
- Method for producing fungal biocomposites using lignocellulosic waste and byproducts, fungal biocomposites10 Sep 2026US 2026/0262583 A1Fungi Biotecnologia Ltda
- Production of a fungal fermentation medium from brewer's spent grain10 Sep 2026US 2026/0265285 A1Mushlabs GmbH
- A method for cultivating a mushroom or culturing a basidiomycete3 Sep 2026US 2026/0256063 A1Amino Up Co., Ltd.
Most cited
By later US patents
- Method for culturing a basidiomycetous fungus in a liquid culture medium45US 6,490,824 B1Tsukuba Biosystems, Ltd. · 2002
- Protein-containing food material37US 4,265,915 A1981
- Method for culture of fungi including shiitake (Lentinus edodes)37US 5,123,203 AMaui Shiitake Trading Company, Inc. · 1992
- Method for growing wood mushrooms36US 4,127,965 AThe Kinoko Company · 1978
- Method of making compost and spawned compost, mushroom spawn and generating methane gas33US 4,263,744 A1981