C09K 2003/1037
Intumescent materials
Official title: {Intumescent materials}
C09K2003/1037 (Intumescent materials) appears on 26 US grants and 13 published applications in this corpus.
Search patents in C09K- Granted patents
- 26
- Published applications
- 13
- Assignees
- 28
- Inventors
- 64
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 1 |
| 2004 | 5 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 2 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 2 |
| 2023 | 3 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Potting paste for honeycomb reinforcement3 Feb 2026US 12,540,259 B2Zephyros, Inc.
- Fire-stopping product22 Jul 2025US 12,366,065 B2tremco illbruck Limited
- Cable component including a halogen-free flame retardant composition22 Aug 2023US 11,732,195 B2Corning Research & Development Corporation
- Fire-stopping product7 Mar 2023US 11,598,088 B2tremco illbruck Limited
- Fire-stopping product17 Jan 2023US 11,555,306 B2Tremco Cpg UK Limited
- Method of providing a service penetration through an internal building wall16 Oct 2025US 2025/0320717 A1tremco illbruck Limited
- Fire-stopping product8 Jun 2023US 2023/0175252 A1tremco illbruck Limited
- Potting Paste for Honeycomb Reinforcement15 Dec 2022US 2022/0396719 A1Zephyros, Inc.
- Fire-stopping product10 Feb 2022US 2022/0042301 A1Tremco Cpg UK Limited
- Cable component including a halogen-free flame retardant composition27 Aug 2020US 2020/0270527 A1Corning Research & Development Corporation
Most cited
By later US patents
- Fire retardant intumescent putty59US 4,104,073 ADainichi-Nippon Cables, Ltd. · 1978
- Fire protective intumescent mastic composition and method employing same56US 4,529,467 APPG Industries, Inc. · 1985
- Intumescent fire sealing composition46US 6,747,074 B13M Innovative Properties Company · 2004
- Sealing material made of expanded graphite and a method of producing the same21US 6,027,809 ANippon Pillar Packing Co., Ltd. · 2000
- Process for the production of self-swelling leakage-preventing materials18US 4,155,957 AC. I. Kasei Co., Ltd. · 1979