B32B 2307/306
Resistant to heat
B32B2307/306 (Resistant to heat) appears on 3,776 US grants and 5,683 published applications in this corpus.
Search patents in B32B- Granted patents
- 3,776
- Published applications
- 5,683
- Assignees
- 2,262
- Inventors
- 11,481
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 26 | 0 |
| 1977 | 22 | 0 |
| 1978 | 19 | 0 |
| 1979 | 19 | 0 |
| 1980 | 23 | 0 |
| 1981 | 35 | 0 |
| 1982 | 15 | 0 |
| 1983 | 9 | 0 |
| 1984 | 18 | 0 |
| 1985 | 25 | 0 |
| 1986 | 27 | 0 |
| 1987 | 24 | 0 |
| 1988 | 22 | 0 |
| 1989 | 30 | 0 |
| 1990 | 30 | 0 |
| 1991 | 18 | 0 |
| 1992 | 36 | 0 |
| 1993 | 21 | 0 |
| 1994 | 30 | 0 |
| 1995 | 22 | 0 |
| 1996 | 22 | 0 |
| 1997 | 24 | 0 |
| 1998 | 25 | 0 |
| 1999 | 26 | 0 |
| 2000 | 29 | 0 |
| 2001 | 17 | 4 |
| 2002 | 17 | 21 |
| 2003 | 23 | 31 |
| 2004 | 26 | 66 |
| 2005 | 18 | 101 |
| 2006 | 25 | 159 |
| 2007 | 39 | 151 |
| 2008 | 27 | 64 |
| 2009 | 42 | 179 |
| 2010 | 61 | 328 |
| 2011 | 89 | 250 |
| 2012 | 112 | 208 |
| 2013 | 132 | 161 |
| 2014 | 100 | 195 |
| 2015 | 111 | 245 |
| 2016 | 136 | 338 |
| 2017 | 159 | 353 |
| 2018 | 202 | 399 |
| 2019 | 251 | 415 |
| 2020 | 322 | 387 |
| 2021 | 240 | 379 |
| 2022 | 240 | 352 |
| 2023 | 238 | 274 |
| 2024 | 241 | 300 |
| 2025 | 204 | 192 |
| 2026 | 107 | 131 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Laminate29 Sep 2026US 12,746,738 B2Toyobo Co., Ltd.
- Metal thin film substrate, transparent display comprising same, method for patterning metal thin film substrate, and method for manufacturing transparent display22 Sep 2026US 12,741,445 B2Dongwoo Fine-Chem Co., Ltd.
- Resin composition, polyurethane adhesive agent, and layered product22 Sep 2026US 12,742,099 B2Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Impregnating coating layer for insulating sheetsand multilayer laminates15 Sep 2026US 12,734,766 B2Coveme S.P.A.
- Flame resistant, self-wrapping textile sleeve and method of construction thereof8 Sep 2026US 12,729,461 B2Systems Protection Group US LLC
- Biodegradable film8 Oct 2026US 2026/0307370 A1Novamont S. p. A.
- Fire-resistant pad8 Oct 2026US 2026/0307375 A1LG Energy Solution, Ltd.
- Fire-Resistant Building Panels8 Oct 2026US 2026/0308909 A1Envirograf Ltd
- Cyclic poly(hydroxy-urethane) foams in wall and roofing insulation1 Oct 2026US 2026/0297257 A1Johns Manville
- Polyfunctional vinyl resin and method for producing same24 Sep 2026US 2026/0286033 A1Nippon Steel Chemical & Material Co., Ltd.
Most cited
By later US patents
- Membranes of polyurethane based materials including polyester polyols423US 6,013,340 ANIKE, Inc. · 2000
- Barrier members including a barrier layer employing polyester polyols295US 6,203,868 B1NIKE, Inc. · 2001
- Fire-resistant intumescent laminates251US 3,934,066 AW. R. Grace & Co. · 1976
- Plate-shaped molded article and process for its preparation and use201US 4,503,115 AHoechst Aktiengesellschaft · 1985
- Reclosable packing system176US 6,056,141 ASafta S.p.A. · 2000