C12N 1/22
Processes using, or culture media containing, cellulose or hydrolysates thereof
C12N1/22 (Processes using, or culture media containing, cellulose or hydrolysates thereof) appears on 241 US grants and 324 published applications in this corpus.
Search patents in C12N- Granted patents
- 241
- Published applications
- 324
- Assignees
- 234
- Inventors
- 856
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 6 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 3 | 3 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 4 |
| 2009 | 0 | 5 |
| 2010 | 2 | 23 |
| 2011 | 2 | 34 |
| 2012 | 11 | 27 |
| 2013 | 14 | 15 |
| 2014 | 13 | 28 |
| 2015 | 20 | 19 |
| 2016 | 17 | 27 |
| 2017 | 12 | 8 |
| 2018 | 15 | 22 |
| 2019 | 12 | 25 |
| 2020 | 17 | 17 |
| 2021 | 14 | 16 |
| 2022 | 6 | 13 |
| 2023 | 11 | 10 |
| 2024 | 7 | 8 |
| 2025 | 5 | 9 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cellulose constructs based on gas vesicles and bacterial cellulose15 Sep 2026US 12,735,674 B1
- Two methods for preparing universal microbial medium by eutectic system-based cellulose liquefaction25 Aug 2026US 12,716,050 B2Xinjiang University
- Method for efficiently producing lactic acid by fermenting brewers' spent grains28 Jul 2026US 12,692,520 B2Chengdu Environmental Investment Group Co., Ltd
- Method for producing mycelial sheet5 May 2026US 12,616,105 B2Food Industry Research and Development Institute
- Insoluble fibre fermentability and short chain fatty acid production by Bifidobacterium longum16 Dec 2025US 12,496,324 B2Societe des Produits Nestle S. A.
- Production process and formulation of a single-cell protein by fermenting the yeast kluyveromyces marxianus4 Jun 2026US 2026/0150860 A1
- Feedstocks for oil production and methods of using the same21 May 2026US 2026/0139189 A1
- Acidophilic fusarium oxysporum strains, methods of their production and methods of their use7 May 2026US 2026/0125721 A1The Fynder Group, Inc.
- Adaptation and process optimization of microorganisms for growth in hemicellulosic derived carbohydrates26 Mar 2026US 2026/0085280 A1Mara Renewables Corporation
- Method for Improving Gas Production Efficiency of Anaerobic Fermentation System of Biomass Solid Waste22 Jan 2026US 2026/0022406 A1Northwest A&F University Shenzhen Research Inst
Most cited
By later US patents
- Method for increasing the accessibility of cellulose in lignocellulosic materials, particularly hardwoods agricultural residues and the like177US 4,461,648 A1984
- Integrated process for the production of food, feed and fuel from biomass69US 5,047,332 AInstitut Armand-Frappier-Univ. of Quebec · 1991
- Supercritical ammonia treatment of lignocellulosic materials61US 4,644,060 AE. I. Du Pont de Nemours and Company · 1987
- Bio-protein feed manufacturing method48US 4,041,182 A1977
- Recombinant vaccines comprising immunogenic attenuated bacteria having RPOS positive phenotype48US 6,383,496 B1Washington University · 2002