A47B 2230/16
Interlocking or wedging elements making up pieces of furniture without additional fasteners
A47B2230/16 (Interlocking or wedging elements making up pieces of furniture without additional fasteners) appears on 40 US grants and 38 published applications in this corpus.
Search patents in A47B- Granted patents
- 40
- Published applications
- 38
- Assignees
- 19
- Inventors
- 56
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 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 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 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 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 2 |
| 2015 | 1 | 2 |
| 2016 | 1 | 1 |
| 2017 | 1 | 8 |
| 2018 | 4 | 2 |
| 2019 | 7 | 3 |
| 2020 | 2 | 6 |
| 2021 | 3 | 3 |
| 2022 | 6 | 3 |
| 2023 | 2 | 2 |
| 2024 | 2 | 2 |
| 2025 | 1 | 3 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Building panel with a mechanical locking system18 Aug 2026US 12,709,901 B2Välinge Innovation AB
- Collapsable foundation7 Jul 2026US 12,674,481 B2Sleep Number Corporation
- Furniture having spans supported by downwardly flaring posts7 Oct 2025US 12,433,408 B2
- Prefabricated shelf15 Oct 2024US 12,114,771 B2Speedrack Co., Ltd.
- Foundation and frame for bed15 Oct 2024US 12,117,028 B2Sleep Number Corporation
- Furniture having spans supported by downwardly flaring posts11 Sep 2025US 2025/0280956 A1
- Methods and systems for panel rack storage5 Jun 2025US 2025/0176710 A1
- Collapsable foundation13 Mar 2025US 2025/0084883 A1Sleep Number Corporation
- Building panel with a mechanical locking system15 Aug 2024US 2024/0271429 A1Välinge Innovation AB
- Cabinet assembly9 May 2024US 2024/0148136 A1Crawford & Burke Company Limited
Most cited
By later US patents
- Panels comprising a mechanical locking device and an assembled product comprising the panels62US 10,448,739 B2Välinge Innovation AB · 2019
- Foundation and frame for bed39US 10,539,170 B2Sleep Number Corporation · 2020
- Panels comprising a mechanical locking device and an assembled product comprising the panels38US 11,246,415 B2Välinge Innovation AB · 2022
- Foundation and frame for bed26US 11,085,479 B2Sleep Number Corporation · 2021
- Fold-out, height adjustable chair and support structure for same21US 5,511,855 A1996