E04D 13/1662
Inverted roofs or exteriorly insulated roofs
Official title: {Inverted roofs or exteriorly insulated roofs}
E04D13/1662 (Inverted roofs or exteriorly insulated roofs) appears on 28 US grants and 28 published applications in this corpus.
Search patents in E04D- Granted patents
- 28
- Published applications
- 28
- Assignees
- 14
- Inventors
- 48
- Latest grant
- 17 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 2 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 2 | 5 |
| 2018 | 2 | 1 |
| 2019 | 1 | 2 |
| 2020 | 2 | 2 |
| 2021 | 1 | 4 |
| 2022 | 0 | 1 |
| 2023 | 3 | 1 |
| 2024 | 1 | 1 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Extruded polystyrene boardstock and roof structure containing the extruded polystyrene boardstock17 Dec 2024US 12,168,338 B2Ddp Specialty Electronic Materials US, LLC
- Roofing and wall systems and batten-equipped, foil-laminated, internally drainable insulation panels for same11 Jul 2023US 11,697,935 B2Quik-Therm Insulation Solutions Inc.
- Hollow brick with holding ribs14 Mar 2023US 11,603,665 B2
- Thermal insulation properties of polyiso foams10 Jan 2023US 11,549,268 B2
- Hollow brick with foot portions5 Jan 2021US 10,883,268 B2
- Pour in place insulating foam13 Nov 2025US 2025/0347119 A1Johns Manville
- Flame-resistant shield for protected membrane roofs18 Jan 2024US 2024/0017521 A1Ddp Specialty Electronic Materials US, LLC
- Expanded polystyrene boardstock and roof structure containing the expanded polystyrene boardstock21 Dec 2023US 2023/0405979 A1Ddp Specialty Electronic Materials US, LLC
- Inverted roof22 Dec 2022US 2022/0403662 A1Pittsburgh Corning Europe NV
- Hollow brick with holding ribs9 Dec 2021US 2021/0381243 A1
Most cited
By later US patents
- Thermally efficient, protected membrane roofing system65US 4,719,723 A1988
- Heat insulation structure for rooftops of buildings61US 4,546,580 ABridgestone Tire Company Limited · 1985
- Insulation panel for a roofing system or the like49US 4,651,494 A1987
- Insulation board for plaza deck construction42US 5,369,926 AThe Dow Chemical Company · 1994
- Process of applying a unitary construction barrier41US 4,464,215 AW. R. Grace & Co. · 1984