E04C 3/34
Of concrete other stone-like material, with or without permanent form elements, with
Official title: of concrete other stone-like material, with or without permanent form elements, with or without internal or external reinforcement, e.g. metal coverings (E04C3/36 takes precedence)
E04C3/34 (Of concrete other stone-like material, with or without permanent form elements, with) appears on 288 US grants and 312 published applications in this corpus.
Search patents in E04C- Granted patents
- 288
- Published applications
- 312
- Assignees
- 189
- Inventors
- 584
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 6 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 7 | 0 |
| 2001 | 15 | 4 |
| 2002 | 5 | 13 |
| 2003 | 7 | 8 |
| 2004 | 10 | 19 |
| 2005 | 7 | 14 |
| 2006 | 3 | 9 |
| 2007 | 1 | 9 |
| 2008 | 4 | 10 |
| 2009 | 6 | 11 |
| 2010 | 9 | 5 |
| 2011 | 1 | 7 |
| 2012 | 4 | 6 |
| 2013 | 6 | 12 |
| 2014 | 5 | 11 |
| 2015 | 11 | 13 |
| 2016 | 13 | 26 |
| 2017 | 18 | 26 |
| 2018 | 26 | 16 |
| 2019 | 17 | 22 |
| 2020 | 13 | 14 |
| 2021 | 14 | 18 |
| 2022 | 9 | 9 |
| 2023 | 11 | 9 |
| 2024 | 6 | 10 |
| 2025 | 9 | 6 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for constructing concrete block structure6 Oct 2026US 12,753,564 B2Yujoo Co., Ltd.
- Precast column and method of manufacturing the same3 Feb 2026US 12,540,473 B2Ruentex Engineering & Construction Co., Ltd.
- Carbon fiber-reinforced polymer active-passive-confined compression-cast reinforced concrete column incorporating cathodic protection27 Jan 2026US 12,534,811 B2Shenzhen University
- Apparatuses and methods for constructing a concrete structure using precast concrete components27 Jan 2026US 12,534,901 B2Tindall Corporation
- Pre-fabricated reinforcement cage structure and method of hoisting and assembling the same27 Jan 2026US 12,534,913 B2Ruentex Engineering & Construction Co., Ltd.
- Foundation Structure Consisting of a Reinforced Concrete Foundation and a Support Body Having a Connection Arrangement10 Sep 2026US 2026/0266014 A1DeKru GmbH & Co. KG
- Multi-layered cementitious composition prefabricated prismatic member27 Aug 2026US 2026/0249589 A1
- Structural element, layout and wall for architectural construction, especially frame houses30 Apr 2026US 2026/0117516 A1Red Point Sp. z o.o.
- Reinforced concrete column integrated with a foundation footer2 Apr 2026US 2026/0092424 A1PNK Holdings LLC
- Precast concrete column with embedded recycled component and construction method therefor19 Mar 2026US 2026/0078583 A1South China University of Technology
Most cited
By later US patents
- Pre-stressed FRP-concrete composite structural members84US 6,123,485 AUniversity of Central Florida · 2000
- Insulated concrete wall construction method and apparatus79US 6,622,452 B2Energy Efficient Wall Systems, L.L.C. · 2003
- Process of improving the strength of existing concrete support columns76US 5,043,033 A1991
- Fabric reinforced concrete columns76US 5,218,810 AHexcel Corporation · 1993
- Concrete walls for buildings and method of forming76US 5,335,472 A1994