E04B 2001/5881
Using an undercut groove
Official title: {using an undercut groove, e.g. dovetail groove}
E04B2001/5881 (Using an undercut groove) appears on 49 US grants and 52 published applications in this corpus.
Search patents in E04B- Granted patents
- 49
- Published applications
- 52
- Assignees
- 30
- Inventors
- 99
- Latest grant
- 17 Mar 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 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 3 | 3 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 1 | 0 |
| 2010 | 0 | 2 |
| 2011 | 2 | 0 |
| 2012 | 0 | 1 |
| 2013 | 2 | 0 |
| 2014 | 1 | 3 |
| 2015 | 1 | 3 |
| 2016 | 2 | 1 |
| 2017 | 2 | 1 |
| 2018 | 2 | 4 |
| 2019 | 2 | 5 |
| 2020 | 2 | 2 |
| 2021 | 0 | 5 |
| 2022 | 5 | 4 |
| 2023 | 4 | 6 |
| 2024 | 2 | 3 |
| 2025 | 3 | 2 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Modular structure and making process of said modular structure3 Feb 2026US 12,540,469 B2Aluesse Sh.P.K.
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- Storage system24 Jun 2025US 12,338,070 B2Autostore Technology AS
- Quick assemble wall system, and related methods22 Apr 2025US 12,281,472 B2Varidesk, LLC
- Tensile membrane structure building system25 Jun 2026US 2026/0176888 A1Tenthouse Structures (Pty) Ltd
- Metrideck Rapid Deployment and Reconfigurable Structural System for temporary or semi-permanent buildings such as trade show displays, corporate lobbies, or Museum Displays10 Jul 2025US 2025/0223793 A1
- Beam or post for a construction system9 Jan 2025US 2025/0012072 A1
- Tensile membrane structure building system21 Nov 2024US 2024/0384561 A1Tenthouse Structures (Pty) Ltd
- Holder for connecting element for exhibition stand profile29 Aug 2024US 2024/0288114 A1Aluvision N.V.
Most cited
By later US patents
- Light-tight enclosure and joint connectors for enclosure framework125US 5,848,500 AEastman Kodak Company · 1998
- Connecting device for profiled bars with grooves101US 6,712,543 B1FMS Forder-und Montage-Systeme Schmalzhofer GmbH · 2004
- Building frame56US 4,073,113 ACentre de Recherche d'Architecture d'Urbanisme et de Construction Rauc · 1978
- Tubular frame structure connector system53US 6,969,211 B22005
- Construction materials with end connectors47US 5,015,117 A1991