E04B 1/944
Covered with fire-proofing material
Official title: {covered with fire-proofing material}
E04B1/944 (Covered with fire-proofing material) appears on 123 US grants and 127 published applications in this corpus.
Search patents in E04B- Granted patents
- 123
- Published applications
- 127
- Assignees
- 62
- Inventors
- 160
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 3 |
| 2005 | 1 | 2 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 4 |
| 2009 | 0 | 3 |
| 2010 | 0 | 1 |
| 2011 | 0 | 6 |
| 2012 | 4 | 3 |
| 2013 | 5 | 8 |
| 2014 | 3 | 5 |
| 2015 | 5 | 5 |
| 2016 | 5 | 5 |
| 2017 | 10 | 19 |
| 2018 | 8 | 8 |
| 2019 | 12 | 15 |
| 2020 | 6 | 8 |
| 2021 | 11 | 4 |
| 2022 | 2 | 9 |
| 2023 | 12 | 8 |
| 2024 | 2 | 2 |
| 2025 | 5 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sealing device for double edge joints, and drywall14 Oct 2025US 12,442,179 B2Hilti Aktiengesellschaft
- Safer dustless method for installing a precompressed expansion joint sealing system7 Oct 2025US 12,435,506 B2Sika Technology AG
- Pole shield6 May 2025US 12,290,708 B2RS Technologies Inc.
- Two-piece track system18 Mar 2025US 12,252,881 B2Cemco, LLC
- Pultruded fiber reinforced polymer building systems and methods14 Jan 2025US 12,195,963 B2Northstar Technologies Group Inc.
- Fire-rated component and wall assembly with fire-rated component21 May 2026US 2026/0139473 A1Cemco, LLC
- Sealing device for double edge joints, and drywall15 Jan 2026US 2026/0015855 A1Hilti Aktiengesellschaft
- Pultruded Fiber Reinforced Polymer Building Systems and Methods8 May 2025US 2025/0146275 A1Northstar Technologies Group Inc.
- Apparatus for installation between an internal wall to a building facade and a method therefor13 Feb 2025US 2025/0052058 A1
- Fire-rated wall and ceiling system18 Apr 2024US 2024/0125115 A1Cemco, LLC
Most cited
By later US patents
- Fire and water resistant expansion joint system113US 8,365,495 B1Emseal Joint Systems Ltd. · 2013
- Fire-rated wall construction product98US 8,087,205 B2California Expanded Metal Products Company · 2012
- Fire and water resistant expansion joint system95US 8,739,495 B1Emseal Joint Systems Ltd. · 2014
- Two-piece track system89US 8,555,566 B2California Expanded Metal Products Company · 2013
- Fire-rated wall and ceiling system86US 8,322,094 B2California Expanded Metal Products Company · 2012