C12P 2201/00
Pretreatment of cellulosic or lignocellulosic material for subsequent enzymatic treatment or hydrolysis
C12P2201/00 (Pretreatment of cellulosic or lignocellulosic material for subsequent enzymatic treatment or hydrolysis) appears on 746 US grants and 1,205 published applications in this corpus.
Search patents in C12P- Granted patents
- 746
- Published applications
- 1,205
- Assignees
- 382
- Inventors
- 1,718
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 3 |
| 2004 | 0 | 4 |
| 2005 | 1 | 3 |
| 2006 | 1 | 4 |
| 2007 | 0 | 7 |
| 2008 | 2 | 7 |
| 2009 | 4 | 14 |
| 2010 | 1 | 60 |
| 2011 | 14 | 58 |
| 2012 | 30 | 80 |
| 2013 | 50 | 103 |
| 2014 | 58 | 131 |
| 2015 | 67 | 121 |
| 2016 | 87 | 127 |
| 2017 | 72 | 101 |
| 2018 | 64 | 66 |
| 2019 | 69 | 78 |
| 2020 | 61 | 43 |
| 2021 | 33 | 44 |
| 2022 | 34 | 36 |
| 2023 | 18 | 30 |
| 2024 | 27 | 36 |
| 2025 | 28 | 26 |
| 2026 | 16 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cellulose for bioethanol production18 Aug 2026US 12,709,765 B2Sixring Inc.
- 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 a sugar syrup from a residual lignocellulosic biomass14 Jul 2026US 12,680,117 B2Suez International
- Processes for producing fermentation products26 May 2026US 12,637,699 B2Novozymes A/S
- Wood-derived lignin composition19 May 2026US 12,630,717 B2Upm-Kymmene Corporation
- Conversion of a biomass-derived hydrocarbon feedstock into acrylate salts24 Sep 2026US 2026/0285796 A1Ifp Energies Nouvelles
- Method for treating a lignocellulosic biomass24 Sep 2026US 2026/0286398 A1Ifp Energies Nouvelles
- Process for the production of fermentation products and lignin24 Sep 2026US 2026/0286399 A1American Process International LLC
- Use of cyclic amines in the pretreatment of biomass24 Sep 2026US 2026/0286405 A1National Technology & Engineering Solutions of Sandia, LLC
- Method of improved cellulose hydrolysis27 Aug 2026US 2026/0250731 A1
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
- Processing biomass176US 7,932,065 B2Xyleco, Inc. · 2011
- Methods of biomass pretreatment156US 5,865,898 AThe Texas A&M University System · 1999
- Method for processing lignocellulosic material150US 6,555,350 B2Forskningscenter Riso · 2003
- Apparatus for treating cellulosic materials110US 6,176,176 B1Board of Trustees operating Michigan State University · 2001