E04D 1/04
Of ceramics, glass or concrete, with or without reinforcement
Official title: of ceramics, glass or concrete, with or without reinforcement
E04D1/04 (Of ceramics, glass or concrete, with or without reinforcement) appears on 56 US grants and 44 published applications in this corpus.
Search patents in E04D- Granted patents
- 56
- Published applications
- 44
- Assignees
- 38
- Inventors
- 93
- Latest grant
- 27 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 1 | 2 |
| 2003 | 2 | 0 |
| 2004 | 0 | 3 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 3 |
| 2008 | 1 | 3 |
| 2009 | 1 | 3 |
| 2010 | 0 | 3 |
| 2011 | 2 | 2 |
| 2012 | 1 | 2 |
| 2013 | 2 | 0 |
| 2014 | 2 | 2 |
| 2015 | 1 | 3 |
| 2016 | 0 | 1 |
| 2017 | 2 | 2 |
| 2018 | 1 | 4 |
| 2019 | 1 | 1 |
| 2020 | 2 | 1 |
| 2021 | 3 | 1 |
| 2022 | 0 | 2 |
| 2023 | 2 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 2 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Thermal barrier material formed of inorganic material, material set for producing same, material for base layers and method for producing same27 May 2025US 12,312,280 B2Kasai Industry Co., Ltd.
- Ceramic granules with high UV opacity and high solar reflectance26 Dec 2023US 11,851,882 B2Shijiazhuang Nikka Mintech Co., Ltd.
- Roof tile and a roof covering3 Jan 2023US 11,542,710 B2Dal-Tile, LLC
- Roofing tile and method for producing such a roofing tile28 Sep 2021US 11,130,710 B2Bmi Group Holdings UK Limited
- Ceramic granules with high UV opacity and high solar reflectance6 Apr 2021US 10,968,632 B2Shijiazhuang Nikka Mintech Co., Ltd.
- Roof Tile, Method for Producing a Roof Tile and a Machine for the Production of a Roof Tile17 Jul 2025US 2025/0233548 A1Abece AB
- Cladding element for a building15 May 2025US 2025/0154767 A1Solution Zero OG
- A roof tile and a roof covering2 May 2024US 2024/0141648 A1Dal-Tile, LLC
- Roof tile and a roof covering11 Aug 2022US 2022/0251840 A1Dal-Tile, LLC
- Thermal Barrier Material Formed Of Inorganic Material, Material Set For Producing Same, Material For Base Layers And Method For Producing Same2 Jun 2022US 2022/0169576 A1Kasai Industry Co., Ltd.
Most cited
By later US patents
- Process for the production of concrete building products112US 5,108,679 ARedland Roof Tile Limited · 1992
- Roofing plate, a proofing strip for a roofing plate, and a method of producing a roofing plate81US 4,754,589 ADansk Eternit-Fabrik A/S · 1988
- Tile with solar energy collection capability71US 5,651,226 A1997
- Lightweight cementitious roofing62US 5,465,547 A1995
- Roof tile50US 5,743,059 ACRH Oldcastle, Inc. · 1998