E04B 5/32
Floor structures wholly cast in situ with or without form units or
Official title: Floor structures wholly cast in situ with or without form units or reinforcements
E04B5/32 (Floor structures wholly cast in situ with or without form units or) appears on 569 US grants and 586 published applications in this corpus.
Search patents in E04B- Granted patents
- 569
- Published applications
- 586
- Assignees
- 320
- Inventors
- 910
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 5 | 0 |
| 1978 | 7 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 7 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 8 | 0 |
| 1985 | 9 | 0 |
| 1986 | 11 | 0 |
| 1987 | 8 | 0 |
| 1988 | 7 | 0 |
| 1989 | 7 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 11 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 7 | 0 |
| 2000 | 4 | 0 |
| 2001 | 9 | 3 |
| 2002 | 6 | 8 |
| 2003 | 8 | 10 |
| 2004 | 7 | 13 |
| 2005 | 3 | 21 |
| 2006 | 4 | 12 |
| 2007 | 6 | 19 |
| 2008 | 4 | 15 |
| 2009 | 7 | 19 |
| 2010 | 9 | 24 |
| 2011 | 9 | 22 |
| 2012 | 20 | 16 |
| 2013 | 15 | 19 |
| 2014 | 24 | 22 |
| 2015 | 20 | 32 |
| 2016 | 24 | 29 |
| 2017 | 22 | 32 |
| 2018 | 26 | 48 |
| 2019 | 33 | 37 |
| 2020 | 37 | 44 |
| 2021 | 24 | 37 |
| 2022 | 28 | 35 |
| 2023 | 32 | 20 |
| 2024 | 21 | 28 |
| 2025 | 20 | 15 |
| 2026 | 9 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Structural system for building and civil engineering works and construction method15 Sep 2026US 12,735,889 B2
- Fire rated floor box installation assembly25 Aug 2026US 12,719,248 B2Hubbell Incorporated
- Post-tensioned concrete with fibers for slabs on supports11 Aug 2026US 12,703,976 B2Ccl Stressing International Ltd
- Construction template7 Jul 2026US 12,674,319 B2Zhaoqing Pansystem International Trade Co., Ltd.
- Support plate for installing tile14 Apr 2026US 12,601,188 B2Laticrete International, Inc.
- Timber-concrete composite connector and ductile reinforcement chair27 Aug 2026US 2026/0250952 A1Som Iw Holdings, LLC
- Building System Including Waffle Pods28 May 2026US 2026/0146439 A1NXT International Pty. Ltd.
- Systems, Devices, and Methods for Creation of a Concrete Structure using a Form and Bracket21 May 2026US 2026/0139476 A1Precasteel, LLC
- System for Forming Ventilated Crawl Spaces or Interspaces or Elevated Platforms Composed by Dome-Shaped Formwork Elements Supported on Supporting Tubes Resting on a Foundation or on a Surface19 Feb 2026US 2026/0049488 A1Daliform Group S.R.L.
- Pre-assembly spiral stirrup12 Feb 2026US 2026/0043239 A1Samsung E&A Co., Ltd.
Most cited
By later US patents
- Modular panel for mold94US 4,695,033 AShin Nihon Kohan Co., Ltd. · 1987
- Building member connector allowing bi-directional relative movement93US 6,612,087 B2The Steel Network, Inc. · 2003
- Slip form for building components88US 4,272,230 ASolai Vignola di Faviani Orlando ec Societa · 1981
- Shear load resistant structure82US 4,186,535 AVerco Manufacturing, Inc. · 1980
- Concrete form system and method79US 6,318,040 B12001