B09B 3/65
Anaerobic treatment
B09B3/65 (Anaerobic treatment) appears on 170 US grants and 257 published applications in this corpus.
Search patents in B09B- Granted patents
- 170
- Published applications
- 257
- Assignees
- 200
- Inventors
- 595
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 6 | 5 |
| 2003 | 4 | 5 |
| 2004 | 5 | 9 |
| 2005 | 4 | 6 |
| 2006 | 6 | 3 |
| 2007 | 3 | 10 |
| 2008 | 1 | 6 |
| 2009 | 2 | 14 |
| 2010 | 6 | 16 |
| 2011 | 7 | 8 |
| 2012 | 8 | 14 |
| 2013 | 8 | 14 |
| 2014 | 8 | 6 |
| 2015 | 8 | 8 |
| 2016 | 3 | 5 |
| 2017 | 3 | 13 |
| 2018 | 6 | 16 |
| 2019 | 7 | 10 |
| 2020 | 7 | 13 |
| 2021 | 6 | 9 |
| 2022 | 2 | 12 |
| 2023 | 8 | 13 |
| 2024 | 9 | 13 |
| 2025 | 8 | 21 |
| 2026 | 4 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus, system and method for automated food waste processing1 Sep 2026US 12,723,008 B2Ecotone Renewables PBC
- Apparatus, system and method for automated food waste processing19 May 2026US 12,630,482 B2Ecotone Renewables PBC
- Home toilet waste treatment system comprising bio-treatment device and combustion device, and method for treating toilet waste by using same31 Mar 2026US 12,590,022 B2Samsung Electronics Co., Ltd.
- Anaerobic digestion of aggregate cellulose pulp6 Jan 2026US 12,515,245 B2Bouldin Corporation
- Integrated system for anaerobic digestion of organic solid waste30 Dec 2025US 12,508,635 B2Tongji University
- Methods for curtailing biogenic methane emissions using pyrogenic carbon17 Sep 2026US 2026/0274722 A1University of Delaware
- System and method for efficient organic waste processing10 Sep 2026US 2026/0264125 A1White Horse Bio-Systems LLC
- Anaerobic digester monitoring system and method for biological control10 Sep 2026US 2026/0265108 A1Valkyrie Analytics
- Method for Treatment of Difficult to Digest Food Wastes21 May 2026US 2026/0138165 A1Lystek International Inc.
- Plant and method for treating organic waste14 May 2026US 2026/0131366 A1Entsorgafin S.p.A.
Most cited
By later US patents
- Processes and means for waste resources utilization94US 5,134,944 A1992
- Method and apparatus for enhancing methane production87US 5,695,641 A1997
- Process for converting solid waste and sewage sludge into energy sources and separate recyclable by-products72US 4,624,417 ANewest, Inc. · 1986
- Method and apparatus for improving degradation of an unsecured landfill62US 5,605,417 AThe Dragun Corporation · 1997
- Method and apparatus for processing organic chlorine compounds45US 6,723,242 B1Sumitomo Heavy Industries, Ltd. · 2004