A47C 17/23
The lying down surface partly consisting of one side of the seat
Official title: the lying down surface partly consisting of one side of the seat
A47C17/23 (The lying down surface partly consisting of one side of the seat) appears on 29 US grants and 14 published applications in this corpus.
Search patents in A47C- Granted patents
- 29
- Published applications
- 14
- Assignees
- 20
- Inventors
- 44
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 3 |
| 2022 | 4 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 3 |
| 2025 | 1 | 0 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Self-locking mechanism for folding sofa28 Jul 2026US 12,690,689 B2Jiaxing Rest Furniture & Appliance Co., Ltd.
- Furniture, convertible from a sofa to a bed10 Mar 2026US 12,569,069 B2Inter IKEA Systems B.V.
- Modular sofa16 Sep 2025US 12,414,633 B1Vosson Inc
- Mechanism for articulating convertible furniture20 Feb 2024US 11,903,488 B1American Leather Operations, LLC
- Convertible furniture system23 Aug 2022US 11,419,427 B2The Kingstar Company
- Compact folding frame for folding furniture such as a sofa bed and matching folding furniture16 Jul 2026US 2026/0198695 A1
- Self-locking mechanism for folding sofa5 Mar 2026US 2026/0060436 A1Jiaxing Rest Furniture & Appliance Co., Ltd.
- Furniture Objects12 Sep 2024US 2024/0298806 A1
- A furniture, convertible from a sofa to a bed9 May 2024US 2024/0148151 A1IKEA Supply AG
- Assembly for converting a piece of furniture from a sitting position to a lying position8 Feb 2024US 2024/0041219 A1STALMOT & WOLMET Sp. z o.o.
Most cited
By later US patents
- Knock-down sofa bed with hinged mattress46US 4,204,287 A1980
- Sofa bed with inflatable mattress32US 4,442,556 A1984
- Mattress compression linkage for convertible sofa-bed18US 3,934,281 ACastro Convertible Corporation · 1976
- Sofa bed with TV headrest15US 4,104,745 ALa-Z-Boy Chair Company · 1978
- Furniture for sitting and reclining13US 4,292,697 A1981