E04B 5/18
With stiffening ribs or other beam-like formations wholly cast between filling members
Official title: with stiffening ribs or other beam-like formations wholly cast between filling members
E04B5/18 (With stiffening ribs or other beam-like formations wholly cast between filling members) appears on 76 US grants and 82 published applications in this corpus.
Search patents in E04B- Granted patents
- 76
- Published applications
- 82
- Assignees
- 41
- Inventors
- 113
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 5 |
| 2007 | 1 | 6 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 3 | 5 |
| 2011 | 4 | 4 |
| 2012 | 5 | 1 |
| 2013 | 1 | 5 |
| 2014 | 7 | 8 |
| 2015 | 5 | 4 |
| 2016 | 6 | 5 |
| 2017 | 5 | 3 |
| 2018 | 5 | 3 |
| 2019 | 2 | 7 |
| 2020 | 3 | 2 |
| 2021 | 2 | 6 |
| 2022 | 3 | 2 |
| 2023 | 3 | 2 |
| 2024 | 4 | 5 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Support plate for installing tile14 Apr 2026US 12,601,188 B2Laticrete International, Inc.
- Waffle slab and structures and method of manufacturing the same16 Sep 2025US 12,416,151 B2Ruentex Engineering & Construction Co., Ltd.
- Cellulose-based structural flooring panel assembly20 Aug 2024US 12,065,829 B2Dialog IP Corp.
- Floating foundation6 Aug 2024US 12,054,905 B2
- Thermal insulation plate and its use2 Jul 2024US 12,024,883 B2Ff-Future Oy
- Structural system for building and civil engineering works and construction method25 Dec 2025US 2025/0389116 A1
- Support Plate for Installing Tile26 Sep 2024US 2024/0318437 A1Laticrete International, Inc.
- Support Plate for Installing Tile19 Sep 2024US 2024/0309657 A1Laticrete International, Inc.
- Support Plate for Installing Tile18 Jul 2024US 2024/0240472 A1Laticrete International, Inc.
- Waffle slab and structures and method of manufacturing the same4 Apr 2024US 2024/0109224 A1Ruentex Engineering & Construction Co., Ltd.
Most cited
By later US patents
- Building panel46US 4,727,701 A1988
- Self-supporting construction element of expanded plastics, in particular for manufacturing floor elements and walls of buildings in general38US 6,298,622 B1Plastedil S.A. · 2001
- Prefabricated building components of expanded material and cement26US 4,128,975 ASolai Vignola di Fabiani Orlando e C. - Societa in nome collettivo · 1978
- Form system for poured concrete26US 6,817,150 B12004
- Foundation form work23US 4,831,803 A1989