E04B 2002/0236
Tapered, i.e. dovetail narrows in the direction of tongue or groove
Official title: {tapered, i.e. dovetail narrows in the direction of tongue or groove}
E04B2002/0236 (Tapered, i.e. dovetail narrows in the direction of tongue or groove) appears on 14 US grants and 16 published applications in this corpus.
Search patents in E04B- Granted patents
- 14
- Published applications
- 16
- Assignees
- 7
- Inventors
- 26
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 3 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 2 |
| 2018 | 1 | 2 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 3 |
| 2023 | 0 | 1 |
| 2024 | 4 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fixing device for mounting wall elements for constructing a wall21 Apr 2026US 12,607,011 B2Arlu NV
- Arrangement applied to modular block with wedge-like couplings16 Jul 2024US 12,037,786 B2
- Interlocking building blocks and mortarless interlocking building system16 Apr 2024US 11,959,274 B2Plaex Building Systems Inc.
- Multi-purpose building block, and a building system comprising the same9 Apr 2024US 11,952,778 B2
- Interlocking blocks and assembly of interlocking structures27 Feb 2024US 11,913,223 B2Trustees of Dartmouth College
- Fixing device for mounting wall elements for constructing a wall11 Apr 2024US 2024/0117630 A1Arlu NV
- Arrangement applied to modular block with wedge-like couplings14 Mar 2024US 2024/0084586 A1
- Interlocking building blocks and mortarless interlocking building system25 May 2023US 2023/0160199 A1Plaex Building Systems Inc.
- Building block and extreme weather building system17 Nov 2022US 2022/0364358 A1
- Multi-purpose building block, and a building system comprising the same21 Jul 2022US 2022/0228369 A1
Most cited
By later US patents
- Tapered dovetail mortise and tenon joint structure34US 4,867,598 A1989
- Wall system29US 4,115,980 A1978
- Insulated concrete masonry system14US 9,482,003 B2Oldcastle Architectural, Inc. · 2016
- Interlocking building blocks and mortarless interlocking building system5US 11,959,274 B2Plaex Building Systems Inc. · 2024
- Insulated concrete masonry system4US 10,301,820 B2Oldcastle Architectural, Inc. · 2019