B32B 21/047
Of foam
Official title: {of foam}
B32B21/047 (Of foam) appears on 260 US grants and 370 published applications in this corpus.
Search patents in B32B- Granted patents
- 260
- Published applications
- 370
- Assignees
- 213
- Inventors
- 666
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 4 |
| 2007 | 0 | 8 |
| 2008 | 0 | 2 |
| 2009 | 0 | 5 |
| 2010 | 0 | 9 |
| 2011 | 3 | 5 |
| 2012 | 2 | 11 |
| 2013 | 5 | 7 |
| 2014 | 6 | 7 |
| 2015 | 1 | 6 |
| 2016 | 4 | 6 |
| 2017 | 6 | 17 |
| 2018 | 7 | 42 |
| 2019 | 30 | 36 |
| 2020 | 26 | 52 |
| 2021 | 27 | 39 |
| 2022 | 31 | 33 |
| 2023 | 27 | 25 |
| 2024 | 23 | 29 |
| 2025 | 22 | 19 |
| 2026 | 5 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multi-material sheathing system with sustained thermal insulation performance11 Aug 2026US 12,703,778 B2Owens Corning Intellectual Capital, LLC
- Dielectric heating of foamable compositions24 Mar 2026US 12,584,040 B2Henkel AG & Co. KGaA
- Structural insulated sheathing panel and methods of use and manufacture thereof27 Jan 2026US 12,534,912 B2Huber Engineered Woods LLC
- Vented insulated roof sheathing13 Jan 2026US 12,523,039 B2Louisiana-Pacific Corp.
- Composite structural insulation panels and methods of manufacture6 Jan 2026US 12,515,442 B2National Shelter Products, Inc.
- Structural panel with exterior insulating foam layer16 Jul 2026US 2026/0201696 A1
- Force impact reducing and force impact distributing material25 Jun 2026US 2026/0174161 A1
- Roofs and roof assemblies including porous cores and continuous fiber skins18 Jun 2026US 2026/0168249 A1Hanwha Azdel, Inc.
- Method to produce a coating layer, a building panel and a coated foil30 Apr 2026US 2026/0116061 A1Välinge Innovation AB
- Self-sealing insulated panel16 Apr 2026US 2026/0103889 A1
Most cited
By later US patents
- Fire-resistant intumescent laminates251US 3,934,066 AW. R. Grace & Co. · 1976
- Building panel and system141US 4,646,494 A1987
- Cellular structures with fourteen-cornered cells126US 10,220,881 B2Ford Global Technologies, LLC · 2019
- Cellular structures with twelve-cornered cells122US 10,393,315 B2Ford Global Technologies, LLC · 2019
- Cellular structures with twelve-cornered cells121US 10,429,006 B2Ford Global Technologies, LLC · 2019