E02D 29/0266
Made up of preformed elements
Official title: {made up of preformed elements}
E02D29/0266 (Made up of preformed elements) appears on 313 US grants and 274 published applications in this corpus.
Search patents in E02D- Granted patents
- 313
- Published applications
- 274
- Assignees
- 148
- Inventors
- 388
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 10 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 7 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 7 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 4 | 3 |
| 2003 | 2 | 2 |
| 2004 | 1 | 3 |
| 2005 | 4 | 5 |
| 2006 | 5 | 13 |
| 2007 | 2 | 10 |
| 2008 | 8 | 9 |
| 2009 | 2 | 8 |
| 2010 | 2 | 2 |
| 2011 | 5 | 5 |
| 2012 | 1 | 3 |
| 2013 | 3 | 8 |
| 2014 | 6 | 9 |
| 2015 | 8 | 14 |
| 2016 | 7 | 16 |
| 2017 | 15 | 16 |
| 2018 | 19 | 24 |
| 2019 | 27 | 16 |
| 2020 | 21 | 14 |
| 2021 | 11 | 21 |
| 2022 | 11 | 14 |
| 2023 | 12 | 20 |
| 2024 | 13 | 17 |
| 2025 | 16 | 16 |
| 2026 | 6 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Wall block system25 Aug 2026US 12,716,187 B2Westblock Systems, Inc.
- Plantable retaining wall block and retaining walls thereof18 Aug 2026US 12,709,858 B2Cornerstone Wall Solutions Inc.
- Mechanically stabilized earth (MSE) retaining wall employing reinforcement rods26 May 2026US 12,637,825 B2Earth Wall Products, LLC
- Building block, system and methods12 May 2026US 12,624,547 B2KLD IP Holdings, LLC
- Precast concrete molded body14 Apr 2026US 12,600,670 B2Dow Toray Co., Ltd.
- Wall block system1 Oct 2026US 2026/0297883 A1Westblock Systems, Inc.
- Anchoring member for a facing panel for stabilised earth structures24 Sep 2026US 2026/0286640 A1Officine Maccaferri S.P.A.
- Retaining-Wall Panel System And Flexible Reinforcement Mechanical Connection Method Therefor3 Sep 2026US 2026/0258628 A1Zhen's Corporation
- Retaining wall block and methods for making and installing same20 Aug 2026US 2026/0243045 A1
- Kit for building a soil retaining wall30 Jul 2026US 2026/0218475 A1Hyper Fibers S.R.L.
Most cited
By later US patents
- Retaining wall block system136US 6,149,352 AKeystone Retaining Wall Systems, Inc. · 2000
- Retaining wall system131US 5,735,643 AGroupe Permacon Inc. · 1998
- Reinforced earth structures and facing units therefor119US 4,470,728 AWest Yorkshire Metropolitan County Council · 1984
- Interlocking retaining walls blocks and system100US 5,350,256 AWestblock Products, Inc. · 1994
- Multi-purpose precast concrete panels, and methods of constructing concrete structures employing the same85US 4,290,246 A1981