B32B 17/10311
Intumescent layers for fire protection
Official title: {Intumescent layers for fire protection}
B32B17/10311 (Intumescent layers for fire protection) appears on 54 US grants and 53 published applications in this corpus.
Search patents in B32B- Granted patents
- 54
- Published applications
- 53
- Assignees
- 36
- Inventors
- 122
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 3 |
| 2004 | 0 | 2 |
| 2005 | 1 | 5 |
| 2006 | 1 | 3 |
| 2007 | 1 | 2 |
| 2008 | 2 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 0 | 4 |
| 2012 | 3 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 4 |
| 2016 | 1 | 4 |
| 2017 | 1 | 1 |
| 2018 | 3 | 1 |
| 2019 | 3 | 1 |
| 2020 | 1 | 3 |
| 2021 | 2 | 4 |
| 2022 | 0 | 2 |
| 2023 | 1 | 2 |
| 2024 | 1 | 3 |
| 2025 | 0 | 3 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fire-resistant glazing12 May 2026US 12,623,441 B2Pilkington Group Limited
- Fire resistant vacuum insulating glazing3 Mar 2026US 12,565,026 B2Agc Flat Glass North America, Inc.
- Fire resistant vacuum insulating glazing6 Jan 2026US 12,516,566 B2Agc Flat Glass North America, Inc.
- Mechanism for supporting and positioning a glass floor unit30 Jan 2024US RE49,817 E1O'Keeffe's, Inc.
- Safety glazing10 Oct 2023US 11,781,838 B2Agc Glass Europe
- Fire Resistant Insulated Glass Structures11 Sep 2025US 2025/0283371 A1O'Keeffe's, Inc.
- Fire protection layer composite for use as preventive fire protection material13 Feb 2025US 2025/0050614 A1
- A fire-resistant glazing9 Jan 2025US 2025/0010585 A1
- Fire-resistant glazing3 Oct 2024US 2024/0326386 A1
- Fire-resistant glazing19 Sep 2024US 2024/0308185 A1Pilkington Group Limited
Most cited
By later US patents
- Intumescence media and the use thereof72US 5,182,049 ABayer Aktiengesellschaft · 1993
- Optically clear fire resistant windows50US 8,206,620 B1AGP Plastics, Inc. · 2012
- Fire and impact resistant window and building structures45US 8,286,405 B1AGP Plastics, Inc. · 2012
- Fire resistant transparent laminates39US 5,496,640 AArtistic Glass Products Company · 1996
- Fire-screening panel36US 4,173,668 ABFG Glassgroup · 1979