E04D 3/02
Roof covering by making use of flat or curved slabs or stiff
Official title: of plane slabs, slates, or sheets, or in which the cross-section is unimportant (E04D3/35 takes precedence)
E04D3/02 (Roof covering by making use of flat or curved slabs or stiff) appears on 334 US grants and 246 published applications in this corpus.
Search patents in E04D- Granted patents
- 334
- Published applications
- 246
- Assignees
- 168
- Inventors
- 481
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 6 | 0 |
| 1987 | 12 | 0 |
| 1988 | 9 | 0 |
| 1989 | 12 | 0 |
| 1990 | 8 | 0 |
| 1991 | 8 | 0 |
| 1992 | 11 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 11 | 0 |
| 1999 | 7 | 0 |
| 2000 | 16 | 0 |
| 2001 | 13 | 8 |
| 2002 | 11 | 4 |
| 2003 | 9 | 7 |
| 2004 | 7 | 16 |
| 2005 | 2 | 6 |
| 2006 | 5 | 15 |
| 2007 | 5 | 13 |
| 2008 | 3 | 8 |
| 2009 | 1 | 4 |
| 2010 | 7 | 7 |
| 2011 | 1 | 3 |
| 2012 | 5 | 5 |
| 2013 | 6 | 3 |
| 2014 | 4 | 9 |
| 2015 | 2 | 7 |
| 2016 | 11 | 17 |
| 2017 | 6 | 14 |
| 2018 | 17 | 12 |
| 2019 | 8 | 25 |
| 2020 | 15 | 12 |
| 2021 | 13 | 11 |
| 2022 | 7 | 9 |
| 2023 | 9 | 12 |
| 2024 | 6 | 7 |
| 2025 | 8 | 7 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Building panels, assemblies, and associated methods21 Jul 2026US 12,687,018 B2Georgia-Pacific Gypsum LLC
- Window frame system for roof windows, base frame module, and method for connecting base frame modules16 Jun 2026US 12,655,635 B2LAMILUX Heinrich Strunz GmbH
- Roof construction2 Jun 2026US 12,644,277 B2Stobag AG
- Curtain wall construction system and method20 Jan 2026US 12,529,224 B2
- Shingle assembly, system, and method for assembling shingles11 Nov 2025US 12,467,260 B2
- Very severe hail roof board27 Aug 2026US 2026/0250954 A1United States Gypsum Company
- Adjustable magnet system for metal roofing panels21 May 2026US 2026/0139486 A1
- Insulating radiant barrier factory bonded to cellulosic substrate23 Apr 2026US 2026/0110177 A1
- Profile and system for direct mounting of solar cells9 Apr 2026US 2026/0100666 A1SolteQ GmbH
- Method for matching surface texture and color of concrete roofing tiles26 Mar 2026US 2026/0085523 A1RTS R&D, Inc.
Most cited
By later US patents
- Mounting system for installing an array of solar battery modules of a panel-like configuration on a roof439US 6,105,317 AMatsushita Electric Works, Ltd. · 2000
- Glazing profile strip for solid glazing or filler elements on the outer faces of buildings128US 5,155,952 AMERO-Raumstruktur GmbH & Co. · 1992
- Light-transmitting wall panels123US 4,998,395 A1991
- Attachment arrangement97US 5,655,865 AHilti Aktiengeschaft · 1997
- Vertical and sloped glazing framing members structured for electrical wiring93US 8,800,221 B12014