E04D 1/18
Of metal
Official title: of metal
E04D1/18 (Of metal) appears on 74 US grants and 65 published applications in this corpus.
Search patents in E04D- Granted patents
- 74
- Published applications
- 65
- Assignees
- 30
- Inventors
- 134
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 3 |
| 2003 | 4 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 3 |
| 2006 | 0 | 3 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 5 |
| 2016 | 6 | 1 |
| 2017 | 3 | 2 |
| 2018 | 2 | 5 |
| 2019 | 4 | 5 |
| 2020 | 2 | 4 |
| 2021 | 1 | 3 |
| 2022 | 5 | 4 |
| 2023 | 4 | 6 |
| 2024 | 5 | 6 |
| 2025 | 4 | 3 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Metal roofing shingles11 Aug 2026US 12,703,977 B2GAF Energy LLC
- Step flaps for integrating photovoltaic systems with roofing shingles28 Jul 2026US 12,695,411 B2GAF Energy LLC
- Electrically grounding metal roofing shingles with photovoltaic systems3 Feb 2026US 12,540,474 B2GAF Energy LLC
- Moulded article with decorative surface1 Jul 2025US 12,344,030 B2Zinniatek Limited
- Metal roof shingle system and method of installation8 Apr 2025US 12,270,203 B2
- Adjustable magnet system for metal roofing panels21 May 2026US 2026/0139486 A1
- Apparatus for Marking Lines on a Metal Roofing Panel Having a Raised Profile26 Feb 2026US 2026/0055611 A1
- Electrically grounding metal roofing shingles with photovoltaic systems22 Jan 2026US 2026/0022560 A1GAF Energy LLC
- Step flaps for integrating photovoltaic systems with roofing shingles22 Jan 2026US 2026/0025095 A1GAF Energy LLC
- Metal roofing shingles20 Nov 2025US 2025/0354379 A1GAF Energy LLC
Most cited
By later US patents
- Metal shingle with gutter and interlocking edges94US 5,613,337 AVail Metal Systems, LLC · 1997
- Shingle system and method88US 6,883,290 B2PowerLight Corporation · 2005
- Shingle system and fastening strip57US 5,685,117 A1997
- Roofing tile50US 5,283,998 A1994
- Tongue and groove multiple step panel46US 5,752,355 A1998