B27K 2240/00
Purpose of the treatment
B27K2240/00 (Purpose of the treatment) appears on 380 US grants and 422 published applications in this corpus.
Search patents in B27K- Granted patents
- 380
- Published applications
- 422
- Assignees
- 297
- Inventors
- 829
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 7 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 8 | 0 |
| 1988 | 6 | 0 |
| 1989 | 9 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 10 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 7 | 4 |
| 2002 | 5 | 6 |
| 2003 | 12 | 8 |
| 2004 | 2 | 9 |
| 2005 | 2 | 10 |
| 2006 | 2 | 7 |
| 2007 | 9 | 10 |
| 2008 | 3 | 11 |
| 2009 | 1 | 14 |
| 2010 | 7 | 9 |
| 2011 | 6 | 9 |
| 2012 | 1 | 6 |
| 2013 | 9 | 8 |
| 2014 | 7 | 14 |
| 2015 | 4 | 10 |
| 2016 | 8 | 16 |
| 2017 | 11 | 35 |
| 2018 | 13 | 23 |
| 2019 | 24 | 40 |
| 2020 | 19 | 31 |
| 2021 | 22 | 32 |
| 2022 | 14 | 26 |
| 2023 | 15 | 27 |
| 2024 | 25 | 28 |
| 2025 | 19 | 15 |
| 2026 | 11 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B27K 2240/30FireproofingIndexing code174
- B27K 2240/70Hydrophobation treatmentIndexing code125
- B27K 2240/20Removing fungi, molds or insectsIndexing code75
- B27K 2240/10Extraction of components naturally occurring in wood, cork, straw, cane or reedIndexing code40
- B27K 2240/90Uv-protectionIndexing code19
- B27K 2240/15Decontamination of previously treated woodIndexing code15
- B27K 2240/50AgeingIndexing code7
- B27K 2240/60Improving the heat-storage capacityIndexing code5
Recent patents
- Method for producing a wooden composite board, and device for producing a wooden composite board15 Sep 2026US 12,734,723 B2SWISS KRONO Tec AG
- 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.
- Production of silicate solutions and their uses19 May 2026US 12,630,433 B2Total Alchemy Solutions, LLC
- Wood protecting methods and wood products produced with the methods5 May 2026US 12,617,120 B2OrganoWood AB
- Part made from lignocellulosic material and method for producing such a part5 May 2026US 12,617,121 B2SAS Woodoo
- Process for partial delignification and filling of a lignocellulosic material, and composite material structure able to be obtained by this process27 Aug 2026US 2026/0249512 A1SAS Woodoo
- Acetylated wood30 Jul 2026US 2026/0216912 A1YKK AP Inc.
- Process To Make Silicate Functionalized Engineered Wood Articles With Improved Properties9 Jul 2026US 2026/0192485 A1T2Earth Holdings LLC
- Modified wood and transparent wood composites, and systems and methods for forming and use thereof25 Jun 2026US 2026/0175467 A1University of Maryland, College Park
- Wood preservative and method for producing same11 Jun 2026US 2026/0157370 A1Koppers Performance Chemicals Inc.
Most cited
By later US patents
- Fire retardant compositions and methods for preserving wood products255US 6,620,349 B12003
- Waterproofing and preservative compositons for wood68US 5,833,741 ALonza Ltd. · 1998
- Process for the preservation of wood63US 3,968,276 ADiversified Wood Products, Inc. · 1976
- Fire retarding composition and a method for impregnation of a combustible material58US 6,042,639 AFireguard Scandinavia AS · 2000
- Buffered silane emulsions for rendering porous substrates water repellent55US 4,877,654 APCR, Inc. · 1989