A47B 2230/0033
Expansible dowels or dowel-pins
A47B2230/0033 (Expansible dowels or dowel-pins) appears on 40 US grants and 34 published applications in this corpus.
Search patents in A47B- Granted patents
- 40
- Published applications
- 34
- Assignees
- 17
- Inventors
- 58
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 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 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 1 | 6 |
| 2019 | 0 | 7 |
| 2020 | 5 | 7 |
| 2021 | 5 | 3 |
| 2022 | 3 | 2 |
| 2023 | 1 | 0 |
| 2024 | 3 | 0 |
| 2025 | 0 | 1 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Connector16 Jun 2026US 12,655,862 B2
- Furniture fitting21 Apr 2026US 12,607,214 B2Julius Blum GmbH
- Tool-free front attachment fitting3 Dec 2024US 12,158,170 B2Häfele Berlin GmbH & Co KG
- Expansion connector22 Oct 2024US 12,123,440 B2Häfele Berlin GmbH & Co KG
- Anchor fitting for anchoring in a workpiece6 Feb 2024US 11,892,016 B2Festool GmbH
- Furniture module and a method of assembling a furniture module2 Jul 2026US 2026/0182736 A1Inter IKEA Systems B.V.
- Pivotable furniture dowel7 May 2026US 2026/0126072 A1Julius Blum GmbH
- Connector29 May 2025US 2025/0172166 A1
- Pre-mounted furniture module24 Feb 2022US 2022/0053934 A1IKEA Supply AG
- Tool-free front attachment fitting6 Jan 2022US 2022/0003265 A1Haefele Berlin GmbH & Co KG
Most cited
By later US patents
- Fitting for detachable connecting structural parts61US 4,131,376 A1978
- Furniture fitting49US 5,611,637 AJulius Blum Gesellschaft m. b. H. · 1997
- Dowel-type pin for connecting components, particularly furniture plates33US 5,529,424 AHafele KG · 1996
- Detachable connector for cabinets30US 4,127,353 AFirma Richard Heinze GmbH & Co. KG · 1978
- Double ended expansion fastener30US 6,299,397 B12001