E04B 2002/0208
Of trapezoidal shape
Official title: {of trapezoidal shape}
E04B2002/0208 (Of trapezoidal shape) appears on 143 US grants and 118 published applications in this corpus.
Search patents in E04B- Granted patents
- 143
- Published applications
- 118
- Assignees
- 68
- Inventors
- 181
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 2 |
| 2003 | 6 | 3 |
| 2004 | 2 | 5 |
| 2005 | 3 | 4 |
| 2006 | 4 | 6 |
| 2007 | 3 | 9 |
| 2008 | 1 | 4 |
| 2009 | 3 | 3 |
| 2010 | 3 | 3 |
| 2011 | 1 | 4 |
| 2012 | 0 | 3 |
| 2013 | 1 | 2 |
| 2014 | 4 | 8 |
| 2015 | 3 | 2 |
| 2016 | 4 | 3 |
| 2017 | 7 | 7 |
| 2018 | 6 | 11 |
| 2019 | 7 | 5 |
| 2020 | 6 | 8 |
| 2021 | 6 | 6 |
| 2022 | 5 | 4 |
| 2023 | 6 | 7 |
| 2024 | 4 | 5 |
| 2025 | 3 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Modular furnishing block7 Apr 2026US 12,593,913 B2Morph Bricks Ltd
- Method for constructing building using C-channel and standard and transition panels25 Nov 2025US 12,480,306 B2Blue Tomato, LLC
- Manufactured retaining wall block with improved false joint21 Oct 2025US 12,447,650 B2Pavestone, LLC
- Frames and derivative modules based on light weight construction system with standard and transition panels7 Jan 2025US 12,188,222 B2Blue Tomato, LLC
- Block for use in automated building construction20 Aug 2024US 12,065,826 B2Fastbrick IP Pty Ltd
- A construction block6 Aug 2026US 2026/0226738 A1Brilliant Ideas Ltd
- A modular wall system and a modular wall26 Feb 2026US 2026/0053099 A1
- System of construction elements for jointless erection of building walls27 Nov 2025US 2025/0361717 A1
- Block for use in automated building construction24 Apr 2025US 2025/0129601 A1
- Wall block system26 Dec 2024US 2024/0426100 A1Westblock Systems, Inc.
Most cited
By later US patents
- Construction units for the erection of walls and method of utilization136US 4,524,551 A1985
- Retaining wall blocks117US 5,622,456 ARothbury Investments Limited · 1997
- Block structure and system for arranging above-ground fencing, railing and/or sound barriers88US 5,623,797 AAllan Block Corporation · 1997
- Mortar-less interlocking building block system81US 4,314,431 AS & M Block System of U.S. Corporation · 1982
- Irregular, tessellated building units81US 7,637,688 B2Riccobene Design LLC · 2009