A47C 27/22
Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds
Official title: with both fibrous and foamed material inlays
A47C27/22 (Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds) appears on 90 US grants and 106 published applications in this corpus.
Search patents in A47C- Granted patents
- 90
- Published applications
- 106
- Assignees
- 76
- Inventors
- 204
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 1 |
| 2003 | 2 | 1 |
| 2004 | 1 | 3 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 3 | 3 |
| 2008 | 1 | 1 |
| 2009 | 3 | 2 |
| 2010 | 0 | 1 |
| 2011 | 1 | 5 |
| 2012 | 1 | 3 |
| 2013 | 2 | 5 |
| 2014 | 0 | 5 |
| 2015 | 3 | 4 |
| 2016 | 3 | 5 |
| 2017 | 1 | 11 |
| 2018 | 3 | 6 |
| 2019 | 3 | 12 |
| 2020 | 12 | 3 |
| 2021 | 3 | 4 |
| 2022 | 0 | 7 |
| 2023 | 5 | 5 |
| 2024 | 3 | 7 |
| 2025 | 4 | 5 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Mattress assembly with reduced heat index5 May 2026US 12,616,310 B2Dreamwell, Ltd.
- System and method for customizing a mattress5 May 2026US 12,616,311 B2Bed Patent Holdings Limited Liability Company
- Elastic cushion, additional elastic cushion layer, and furniture17 Mar 2026US 12,575,684 B2
- Mattress6 Jan 2026US 12,514,375 B2JingWeiLianHe (Hong Kong) Technology Co., Limited
- Multilayer cushioning assemblies for thermal management6 Jan 2026US 12,514,378 B2Alexium, Inc.
- Mattress topper11 Jun 2026US 2026/0157533 A1Bedgear, LLC
- Recyclable ergonomic seat30 Apr 2026US 2026/0114623 A1MiEN Company
- Mattresses, cushions, and body-support pads or mats with deformable walls having fiber strands embedded therein12 Mar 2026US 2026/0070307 A1
- Composite cushioning system4 Dec 2025US 2025/0366628 A1Qingdao Youmeng Home Furnishing Technology Co., Ltd.
- Foam mattress containing vertically lapped nonwoven24 Jul 2025US 2025/0235008 A1Tintoria Piana US, Inc.
Most cited
By later US patents
- Selectively cooled or heated cushion and apparatus therefor181US 6,085,369 A2000
- Selectively cooled or heated cushion and apparatus therefor145US 6,263,530 B12001
- Mattress or cushion structure144US 6,701,556 B2Hill-Rom Services, Inc. · 2004
- Pressure reduction mattress143US 5,179,742 AStryker Corporation · 1993
- Fabric covered mattress pad140US 5,987,668 ASpan-America Medical Systems, Inc. · 1999