B32B 21/12
Next to a particulate layer
Official title: next to a particulate layer
B32B21/12 (Next to a particulate layer) appears on 84 US grants and 112 published applications in this corpus.
Search patents in B32B- Granted patents
- 84
- Published applications
- 112
- Assignees
- 59
- Inventors
- 142
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 5 |
| 2010 | 0 | 2 |
| 2011 | 0 | 3 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 3 |
| 2015 | 2 | 5 |
| 2016 | 4 | 11 |
| 2017 | 6 | 12 |
| 2018 | 8 | 12 |
| 2019 | 10 | 12 |
| 2020 | 7 | 9 |
| 2021 | 2 | 8 |
| 2022 | 7 | 5 |
| 2023 | 6 | 5 |
| 2024 | 7 | 7 |
| 2025 | 7 | 6 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Single layer scattering of powder surfaces27 Jan 2026US 12,532,987 B2Ceraloc Innovation AB
- Layered composite articles and methods of making same13 Jan 2026US 12,521,962 B2Columbia Insurance Company
- Floor panel and methods for manufacturing floor panels23 Dec 2025US 12,502,871 B2Unilin BV
- Warp resistant panels7 Oct 2025US 12,434,267 B2Dirtt Environmental Solutions Ltd.
- Magnesium-oxide wall tiles for modular wall systems7 Oct 2025US 12,435,518 B2Dirtt Environmental Solutions Ltd.
- Composite element with sound reduction effect21 May 2026US 2026/0141884 A1
- Method to produce a coating layer, a building panel and a coated foil30 Apr 2026US 2026/0116061 A1Välinge Innovation AB
- Warp resistant panels26 Feb 2026US 2026/0054289 A1Dirtt Environmental Solutions Ltd.
- Magnesium-oxide wall tiles for modular wall systems26 Feb 2026US 2026/0055615 A1Dirtt Environmental Solutions Ltd.
- Method to produce a thermoplastic wear resistant foil23 Oct 2025US 2025/0326213 A1Välinge Innovation AB
Most cited
By later US patents
- Structural laminate154US 4,131,705 AInternational Telephone and Telegraph Corporation · 1978
- High performance, lightweight structural particleboard107US 4,246,310 AThe United States of America as represented by the Secretary of Agriculture · 1981
- Kenaf core board material73US 5,492,756 AMississippi State University · 1996
- Laminated structural member and method of making same71US 4,097,648 ACapital Wire and Cable, Division of U.S. Industries · 1978
- Engineered waterproof flooring and wall covering planks58US 9,156,233 B2US Floors, Inc. · 2015