A24B 15/20
Biochemical treatment
A24B15/20 (Biochemical treatment) appears on 127 US grants and 144 published applications in this corpus.
Search patents in A24B- Granted patents
- 127
- Published applications
- 144
- Assignees
- 41
- Inventors
- 231
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 2 |
| 2006 | 0 | 10 |
| 2007 | 0 | 2 |
| 2008 | 0 | 1 |
| 2009 | 3 | 0 |
| 2010 | 1 | 4 |
| 2011 | 0 | 3 |
| 2012 | 2 | 3 |
| 2013 | 1 | 6 |
| 2014 | 3 | 13 |
| 2015 | 8 | 8 |
| 2016 | 5 | 10 |
| 2017 | 3 | 7 |
| 2018 | 9 | 12 |
| 2019 | 13 | 15 |
| 2020 | 6 | 7 |
| 2021 | 10 | 6 |
| 2022 | 5 | 7 |
| 2023 | 3 | 6 |
| 2024 | 12 | 7 |
| 2025 | 1 | 9 |
| 2026 | 6 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Composition and methods for producing tobacco plants and products having increased phenylalanine and reduced tobacco-specific nitrosamines (TSNAs)11 Aug 2026US 12,703,872 B2Altria Client Services LLC
- Method for treating tobacco material and treated tobacco material7 Jul 2026US 12,672,666 B2Philip Morris Products S. A.
- Tobacco-derived protein compositions26 May 2026US 12,635,708 B2R. J. Reynolds Tobacco Company
- Hydrated ionic clay and tobacco material compositions28 Apr 2026US 12,612,312 B2JUUL Labs, Inc.
- Compositions and methods for producing tobacco plants and products having altered alkaloid levels17 Mar 2026US 12,575,536 B2Altria Client Services LLC
- Method for treating tobacco material and treated tobacco material17 Sep 2026US 2026/0271989 A1Philip Morris Products S. A.
- Compositions and methods for producing tobacco plants and products having altered alkaloid levels18 Jun 2026US 2026/0165273 A1Altria Client Services LLC
- Tobacco-derived cellulosic sugar30 Apr 2026US 2026/0114495 A1R. J. Reynolds Tobacco Company
- A method for treating tobacco material and treated tobacco material19 Feb 2026US 2026/0047595 A1Philip Morris Products S. A.
- Method of modulating the alkaloid content of tobacco2 Oct 2025US 2025/0304984 A1Nicoventures Trading Limited
Most cited
By later US patents
- Tobacco processing228US 4,941,484 AR. J. Reynolds Tobacco Company · 1990
- Nicotine removal process and product produced thereby198US 4,848,373 AHelme Tobacco Company · 1989
- Tobacco extraction process191US 5,099,862 AR. J. Reynolds Tobacco Company · 1992
- Modifying nicotine and nitrosamine levels in tobacco101US 6,907,887 B2Vector Tobacco, Inc. · 2005
- Use of a phenol oxidizing enzyme in the treatment of tobacco81US 6,298,859 B1Novozymes A/S · 2001