B27K 3/166
Compounds of phosphorus
Official title: {Compounds of phosphorus}
B27K3/166 (Compounds of phosphorus) appears on 45 US grants and 37 published applications in this corpus.
Search patents in B27K- Granted patents
- 45
- Published applications
- 37
- Assignees
- 43
- Inventors
- 81
- Latest grant
- 18 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 3 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 3 |
| 2018 | 2 | 2 |
| 2019 | 4 | 5 |
| 2020 | 0 | 4 |
| 2021 | 0 | 3 |
| 2022 | 2 | 3 |
| 2023 | 2 | 1 |
| 2024 | 3 | 4 |
| 2025 | 5 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for the modification of wood materials to improve mechanical properties, water resistance and flame retardancy by utilizing a combination of mineralization with infusion and polymerization of biopolymers18 Nov 2025US 12,472,658 B1Hema High-Tech Eco Materials Joint Stock Company
- Board material processing composition, board material laminate, and method for manufacturing board material laminate4 Nov 2025US 12,460,091 B2M&HTechnical Research Institute Co., LTD.
- Modified timber21 Oct 2025US 12,447,645 B2Archroma IP GmbH
- Fire-retardant oriented strand board29 Apr 2025US 12,286,579 B2Arxada AG
- Flame-retardant and latent hardener composition, a method for making flame-retarded wood and cellulose-fiber based composites and boards and flame-retarded wood and cellulose-fiber based boards11 Feb 2025US 12,221,576 B2Burnblock Holding Aps
- Environmentally-clean fire inhibiting biochemical compositions, solutions and powders, and methods of and apparatus for producing fire protected wood products12 Mar 2026US 2026/0069911 A1Mighty Fire Breaker LLC
- Environmentally-clean water-based fire inhibiting biochemical compositions, solutions, powders and methods of and apparatus for producing fire protected wood and engineered wood products15 Jan 2026US 2026/0014403 A1Mighty Fire Breaker LLC
- Wood treatment comprising phosphates22 May 2025US 2025/0162188 A1Swimc LLC
- Method for producing a wooden composite board, and device for producing a wooden composite board28 Nov 2024US 2024/0391131 A1SWISS KRONO Tec AG
- Method of and apparatus for protecting and tracking carbon mass stored in wood materials contained in prefabricated wood-building assemblies, from the destructive energy of fire and releasing back into the atmosphere in the form of carbon dioxide and/or other greenhouse gases contributing to global warming1 Aug 2024US 2024/0257265 A1Mighty Fire Breaker LLC
Most cited
By later US patents
- Fire retarding composition and a method for impregnation of a combustible material58US 6,042,639 AFireguard Scandinavia AS · 2000
- Molten salt method of producing fire resistant wood articles52US 3,935,343 AUnited States Gypsum Company · 1976
- One step process for imparting decay resistance and fire retardancy to wood products49US 5,185,214 A1993
- Combination fire retardant, anti-soiling and biocidal agent46US 5,631,047 AAmerican Fire Retardant Corp. · 1997
- Wood preservatives42US 5,635,217 ADr. Wolman GmbH · 1997