C04B 18/068
From burning wood
Official title: {from burning wood}
C04B18/068 (From burning wood) appears on 3 US grants and 2 published applications in this corpus.
Search patents in C04B- Granted patents
- 3
- Published applications
- 2
- Assignees
- 5
- Inventors
- 10
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cementitious biochar compositions and methods of making the same13 Jan 2026US 12,522,536 B2Alliance for Energy Innovation, LLC
- Solids produced from ash and process for producing the same30 Jan 2001US 6,180,192 B2Wood Waste Energy, Inc.
- Concrete mix containing coal ash and organic plant ash19 Oct 1999US 5,968,254 ASouthern Company Services, Inc.
Most cited
By later US patents