B27K 5/02
Staining or dyeing wood
Official title: Staining or dyeing wood {(wood staining compositions C09D15/00)}; Bleaching wood (bleaching wood pulp D21C9/10)
B27K5/02 (Staining or dyeing wood) appears on 140 US grants and 146 published applications in this corpus.
Search patents in B27K- Granted patents
- 140
- Published applications
- 146
- Assignees
- 124
- Inventors
- 357
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 7 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 3 |
| 2002 | 1 | 4 |
| 2003 | 5 | 4 |
| 2004 | 1 | 1 |
| 2005 | 1 | 6 |
| 2006 | 1 | 5 |
| 2007 | 0 | 6 |
| 2008 | 0 | 3 |
| 2009 | 1 | 2 |
| 2010 | 0 | 5 |
| 2011 | 0 | 3 |
| 2012 | 2 | 2 |
| 2013 | 3 | 3 |
| 2014 | 0 | 2 |
| 2015 | 3 | 7 |
| 2016 | 3 | 5 |
| 2017 | 1 | 6 |
| 2018 | 4 | 7 |
| 2019 | 7 | 6 |
| 2020 | 5 | 13 |
| 2021 | 9 | 6 |
| 2022 | 7 | 11 |
| 2023 | 4 | 8 |
| 2024 | 9 | 14 |
| 2025 | 6 | 7 |
| 2026 | 5 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and system for producing spalted wood products using an aging chamber26 May 2026US 12,636,811 B2Vermont Wildwoods
- Method for treating wood and construction element19 May 2026US 12,629,862 B2Houtindustrie “Mevo B.V.”
- Wood coating compositions12 May 2026US 12,624,249 B2Muylle-Facon
- Wood protecting methods and wood products produced with the methods5 May 2026US 12,617,120 B2OrganoWood AB
- Polymer dispersion for coating wood for blocking migratable compounds17 Mar 2026US 12,577,329 B2Arkema France
- Polymer dispersion for coating wood for blocking migratable compounds8 Oct 2026US 2026/0308286 A1Arkema France
- Method for finishing a furniture item and machine tool6 Aug 2026US 2026/0225281 A1Tecno Logica S.R.L.
- Acetylated wood30 Jul 2026US 2026/0216912 A1YKK AP Inc.
- Transparent wood composite, method for preparing the same, and optical film comprising the same9 Jul 2026US 2026/0192486 A1Hyundai Motor Company
- Method for modifying wood and products thereof28 May 2026US 2026/0145359 A1Rakauco Limited
Most cited
By later US patents
- Method for treating surfaces of wood panels65US 3,961,108 A1976
- Process for the preservation of wood63US 3,968,276 ADiversified Wood Products, Inc. · 1976
- Powder based balancing layer63US 9,085,905 B2Välinge Innovation AB · 2015
- Solid/liquid mixing system61US 6,536,939 B1Becker Underwood, Inc. · 2003
- Powder based balancing layer52US 10,214,913 B2Välinge Innovation AB · 2019