E04D 13/1612
The roof structure comprising a supporting framework of roof purlins or rafters
Official title: {the roof structure comprising a supporting framework of roof purlins or rafters}
E04D13/1612 (The roof structure comprising a supporting framework of roof purlins or rafters) appears on 328 US grants and 245 published applications in this corpus.
Search patents in E04D- Granted patents
- 328
- Published applications
- 245
- Assignees
- 107
- Inventors
- 414
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 5 | 0 |
| 1978 | 7 | 0 |
| 1979 | 5 | 0 |
| 1980 | 4 | 0 |
| 1981 | 8 | 0 |
| 1982 | 6 | 0 |
| 1983 | 7 | 0 |
| 1984 | 9 | 0 |
| 1985 | 10 | 0 |
| 1986 | 9 | 0 |
| 1987 | 9 | 0 |
| 1988 | 6 | 0 |
| 1989 | 6 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 7 | 1 |
| 2002 | 10 | 5 |
| 2003 | 2 | 9 |
| 2004 | 6 | 9 |
| 2005 | 4 | 9 |
| 2006 | 3 | 7 |
| 2007 | 2 | 9 |
| 2008 | 1 | 13 |
| 2009 | 1 | 5 |
| 2010 | 9 | 20 |
| 2011 | 5 | 25 |
| 2012 | 9 | 15 |
| 2013 | 18 | 16 |
| 2014 | 22 | 13 |
| 2015 | 13 | 17 |
| 2016 | 20 | 21 |
| 2017 | 23 | 13 |
| 2018 | 12 | 6 |
| 2019 | 10 | 7 |
| 2020 | 11 | 3 |
| 2021 | 3 | 8 |
| 2022 | 3 | 5 |
| 2023 | 3 | 3 |
| 2024 | 3 | 3 |
| 2025 | 2 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Block with a contoured surface25 Aug 2026US D1,144,982 S1Design
- Support structures for insulation and other materials16 Sep 2025US 12,416,158 B2Speed Rod, LLC
- Insulated roof systems, support members thereof, and method of installing3 Jun 2025US 12,320,124 B2Nucor Corporation
- Framing assembly20 Aug 2024US 12,065,830 B2
- Panel for sheathing system and method16 Jul 2024US 12,037,788 B2Huber Engineered Woods LLC
- Rafter baffles8 May 2025US 2025/0146684 A1Knauf Insulation, Inc.
- Attic baffle radiant barrier ventilation system6 Mar 2025US 2025/0075494 A1
- Support structures for insulation and other materials30 Jan 2025US 2025/0034878 A1Speed Rod, LLC
- Insulated roof systems, support members thereof, and method of installing17 Oct 2024US 2024/0344328 A1Nucor Corporation
- Vented Radiant Barriers23 May 2024US 2024/0167285 A1Martco, Inc.
Most cited
By later US patents
- Splicing means for faced insulation batts90US 4,637,188 AOwens-Corning Fiberglas Corporation · 1987
- Insulated roof structure with fire resistant panels mounted thereon68US 5,119,612 AEnergy Blanket of Texas, Inc. · 1992
- Building insulation systems64US 4,346,543 AFiberglas Canada Inc. · 1982
- Chicken wire roof and method of insulation62US 4,047,346 A1977
- Structure and method of installing photovoltaic module60US 6,242,685 B1Kaneka Corporation · 2001