E04H 7/18
Mainly of concrete
Official title: mainly of concrete, e.g. reinforced concrete, or other stone-like material
E04H7/18 (Mainly of concrete) appears on 122 US grants and 85 published applications in this corpus.
Search patents in E04H- Granted patents
- 122
- Published applications
- 85
- Assignees
- 67
- Inventors
- 213
- Latest grant
- 29 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 9 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 7 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 0 |
| 2004 | 0 | 5 |
| 2005 | 1 | 2 |
| 2006 | 1 | 3 |
| 2007 | 3 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 3 | 7 |
| 2011 | 0 | 3 |
| 2012 | 1 | 3 |
| 2013 | 1 | 3 |
| 2014 | 4 | 3 |
| 2015 | 1 | 10 |
| 2016 | 5 | 7 |
| 2017 | 9 | 2 |
| 2018 | 6 | 8 |
| 2019 | 4 | 2 |
| 2020 | 7 | 3 |
| 2021 | 2 | 6 |
| 2022 | 3 | 2 |
| 2023 | 3 | 2 |
| 2024 | 2 | 2 |
| 2025 | 3 | 5 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Relocatable tank29 Apr 2025US 12,286,809 B2Entacon Pty Ltd
- Composite elevated tank and method of construction8 Apr 2025US 12,270,226 B1Caldwell Tanks, Inc.
- Precast, prestressed concrete cryogenic tanks-sliding base insulation system and method for full and double containment systems4 Feb 2025US 12,215,827 B2Preload Cryogenics, LLC
- Glass fiber reinforced polymer liner for reinforced concrete molten sulfur storage tank13 Feb 2024US 11,897,820 B2Saudi Arabian Oil Company
- Apparatus and methods for underground structures and construction thereof30 Jan 2024US 11,885,224 B2
- Precast, prestressed concrete cryogenic tanks - sliding base insulation system and method for full and double containment systems24 Sep 2026US 2026/0287118 A1Preload Cryogenics, LLC
- Construction of Annular Walls and Roof for Concrete Tanks10 Sep 2026US 2026/0266069 A1
- Storage container with a vibrational actuator, cover therefor, and method of managing snow on the same20 Aug 2026US 2026/0242128 A1Membrane Systems Europe B.V.
- Relocatable tank14 Aug 2025US 2025/0257583 A1Entacon Pty Ltd
- Watertight composite straight wall post-tensioned concrete tank structure and methods for making or using same8 May 2025US 2025/0146318 A1The Crom Corporation
Most cited
By later US patents
- Concrete tank of precast concrete panels with pretensioning beam means34US 4,015,383 A1977
- Circular or generally circular prestressed concrete tank and method of constructing same27US 5,590,497 A1997
- Storage tanks25US 4,075,801 A1978
- Apparatus and method for forming precast modular units and method for constructing precast modular structure23US 6,301,851 B12001
- Inground fluid storage tank and method of erection thereof22US 4,425,743 A1984