B27K 2240/50
Ageing
B27K2240/50 (Ageing) appears on 7 US grants and 11 published applications in this corpus.
Search patents in B27K- Granted patents
- 7
- Published applications
- 11
- Assignees
- 7
- Inventors
- 16
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 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 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 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 | 1 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 2 |
| 2025 | 2 | 2 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Wood preservative composition comprising 4,5-dichloro-2-octylisothiazol-3(2H)-one, a method treating a wood substrate therewith, and a wood product produced therefrom26 May 2026US 12,636,810 B2Koppers Performance Chemicals Inc.
- Wood preservative composition comprising 4,5-dichloro-2-octylisothiazol-3(2H)-one, a method treating a wood substrate therewith, and a wood product produced therefrom9 Dec 2025US 12,491,658 B1Koppers Performance Chemicals Inc.
- Wood preservative composition comprising 4,5-dichloro-2-octylisothiazol-3(2H)-one, a method treating a wood substrate therewith, and a wood product produced therefrom29 Jul 2025US 12,370,716 B2Koppers Performance Chemicals Inc.
- Method for the modification of wood4 Jun 2019US 10,307,932 B2Tricoya Technologies Ltd
- Ultraviolet-C photochemistry for customizing an appearance of a wood product30 Aug 2016US 9,427,774 B1Ssb Licensing LLC
- Wood preservative composition comprising 4,5-dichloro-2-octylisothiazol-3(2h)-one, a method treating a wood substrate therewith, and a wood product produced therefrom23 Apr 2026US 2026/0109076 A1Koppers Performance Chemicals Inc.
- Self-flowing treatment of wood, bamboo, and other porous materials12 Mar 2026US 2026/0070255 A1University of North Texas
- Wood preservative composition comprising 4,5-dichloro-2-octylisothiazol-3(2h)-one, a method treating a wood substrate therewith, and a wood product produced therefrom12 Mar 2026US 2026/0070256 A1Koppers Performance Chemicals Inc.
- Wood preservative composition comprising 4,5-dichloro-2-octylisothiazol-3(2h)-one, a method treating a wood substrate therewith, and a wood product produced therefrom11 Dec 2025US 2025/0375917 A1Koppers Performance Chemicals Inc.
- Wood preservative composition comprising 4,5-dichloro-2-octylisothiazol-3(2h)-one, a method treating a wood substrate therewith, and a wood product produced therefrom19 Jun 2025US 2025/0196393 A1Koppers Performance Chemicals Inc.
Most cited
By later US patents
- Method for manufacturing modified wood9US 6,667,429 B2Yamaha Corporation · 2003
- Ultraviolet-C photochemistry for customizing an appearance of a wood product3US 9,427,774 B1Ssb Licensing LLC · 2016
- Method for the modification of wood1US 10,307,932 B2Tricoya Technologies Ltd · 2019
- Wood preservative composition comprising 4,5-dichloro-2-octylisothiazol-3(2H)-one, a method treating a wood substrate therewith, and a wood product produced therefrom1US 12,370,716 B2Koppers Performance Chemicals Inc. · 2025
- Wood preservative composition comprising 4,5-dichloro-2-octylisothiazol-3(2H)-one, a method treating a wood substrate therewith, and a wood product produced therefrom1US 12,491,658 B1Koppers Performance Chemicals Inc. · 2025