B27N 9/00
Arrangements for fireproofing
Official title: Arrangements for fireproofing (fireproofing materials C09K21/00)
B27N9/00 (Arrangements for fireproofing) appears on 91 US grants and 142 published applications in this corpus.
Search patents in B27N- Granted patents
- 91
- Published applications
- 142
- Assignees
- 96
- Inventors
- 279
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 6 |
| 2004 | 3 | 4 |
| 2005 | 1 | 2 |
| 2006 | 0 | 4 |
| 2007 | 2 | 3 |
| 2008 | 2 | 2 |
| 2009 | 2 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 3 |
| 2013 | 0 | 2 |
| 2014 | 2 | 2 |
| 2015 | 2 | 3 |
| 2016 | 1 | 1 |
| 2017 | 2 | 1 |
| 2018 | 1 | 4 |
| 2019 | 4 | 15 |
| 2020 | 5 | 13 |
| 2021 | 2 | 7 |
| 2022 | 7 | 13 |
| 2023 | 5 | 11 |
| 2024 | 9 | 18 |
| 2025 | 12 | 16 |
| 2026 | 3 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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
- Fire-retardant-treated wood composite panels for exterior applications or weather exposure during constructions1 Sep 2026US 12,723,401 B2Louisiana-Pacific Corp.
- Board material and a preparation method thereof2 Jun 2026US 12,643,258 B2Der Future Science & Technology Holding Group Co., Ltd.
- Method for producing a veneered board30 Dec 2025US 12,508,800 B2Flooring Technologies Ltd.
- Composite cellulosic products and processes for making and using same11 Nov 2025US 12,466,771 B2Sierracrete LLC
- Class a wood-based fireproof board and its preparation method27 Aug 2026US 2026/0249513 A1Guizhou Jingmu Building Materials Co., Ltd.
- Mouldable composition16 Jul 2026US 2026/0200127 A1Delta of Sweden AB
- Adhesive-free engineered plant materials, and methods for fabrication thereof16 Jul 2026US 2026/0200213 A1University of Maryland, College Park
- Process To Make Silicate Functionalized Engineered Wood Articles With Improved Properties9 Jul 2026US 2026/0192485 A1T2Earth Holdings LLC
- Fire-retardant-treated wood composite panels and methods of manufacture thereof30 Apr 2026US 2026/0115964 A1
Most cited
By later US patents
- Wood based panels117US 5,422,170 AYamaha Corporation · 1995
- Method for forming a fire resistant cellulose product50US 8,980,145 B2BLH Technologies, Inc. · 2015
- Methods of designing and constructing Class-A fire-protected multi-story wood-framed buildings47US 10,260,232 B1M-Fire Supression, Inc. · 2019
- Apparatus and method of manufacturing synthetic boards46US 5,093,058 AMedite Corporation · 1992
- Fire retardant composition44US 4,746,555 ARadixx/World Ltd. · 1988