A47C 23/06
Spring mattresses with rigid frame or forming part of the bedstead: using
Official title: using wooden springs, e.g. of slat type
A47C23/06 (Spring mattresses with rigid frame or forming part of the bedstead: using) appears on 154 US grants and 113 published applications in this corpus.
Search patents in A47C- Granted patents
- 154
- Published applications
- 113
- Assignees
- 86
- Inventors
- 207
- Latest grant
- 22 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 7 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 7 | 0 |
| 1996 | 6 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 8 | 1 |
| 2002 | 2 | 2 |
| 2003 | 3 | 4 |
| 2004 | 5 | 10 |
| 2005 | 3 | 4 |
| 2006 | 3 | 3 |
| 2007 | 1 | 3 |
| 2008 | 1 | 1 |
| 2009 | 5 | 7 |
| 2010 | 0 | 4 |
| 2011 | 2 | 0 |
| 2012 | 3 | 6 |
| 2013 | 3 | 3 |
| 2014 | 2 | 6 |
| 2015 | 6 | 7 |
| 2016 | 5 | 5 |
| 2017 | 3 | 6 |
| 2018 | 6 | 10 |
| 2019 | 2 | 6 |
| 2020 | 10 | 5 |
| 2021 | 6 | 6 |
| 2022 | 1 | 3 |
| 2023 | 4 | 5 |
| 2024 | 1 | 2 |
| 2025 | 2 | 4 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Modular furniture support systems22 Jul 2025US 12,364,338 B2The Lovesac Company
- Interconnector and a bed using the same21 Jan 2025US 12,203,495 B2
- Compressible foam foundation for mattress support6 Aug 2024US 12,053,092 B1Mattress Angel, LLC
- Slatted grate29 Aug 2023US 11,737,576 B2Flexinno GmbH
- Moving bed27 Jun 2023US 11,684,165 B2DaThera Consumer Health GmbH
- Bed20 Nov 2025US 2025/0351971 A1
- Modular Bed Frames9 Oct 2025US 2025/0311856 A1The Lovesac Company
- Telescoping Bed Frames9 Oct 2025US 2025/0311857 A1The Lovesac Company
- Quick-Assembly Bed Base13 Mar 2025US 2025/0082110 A1Itabox IndúStria E ComéRcio De MóVeis De Madeira Ltda.
- Quick-Assembly Bed Base15 Feb 2024US 2024/0049890 A1Itabox IndúStria E ComéRcio De MóVeis De Madeira Ltda.
Most cited
By later US patents
- Pressure relief support system for a mattress158US 5,070,560 AHealthflex, Inc. · 1991
- Pressure relief support system for a mattress109US 5,412,821 ASpan-America Medical Systems, Inc. · 1995
- Cushioning assembly having plastic springs for supporting a pad62US 5,588,165 ASenne Lizenz & Produkte GmbH · 1996
- Mattress support system60US 4,477,935 A1984
- Spring-slat arrangement for a bedstead57US 4,567,615 AMatra · 1986