A47C 1/028
For changing a straight chair into an easy chair
Official title: for changing a straight chair into an easy chair {, e.g. by inverting or tilting seat and back-rest in the base frame or by overturning the whole chair}
A47C1/028 (For changing a straight chair into an easy chair) appears on 79 US grants and 53 published applications in this corpus.
Search patents in A47C- Granted patents
- 79
- Published applications
- 53
- Assignees
- 33
- Inventors
- 126
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 2 |
| 2008 | 2 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 3 | 2 |
| 2013 | 2 | 3 |
| 2014 | 1 | 0 |
| 2015 | 2 | 4 |
| 2016 | 2 | 4 |
| 2017 | 4 | 7 |
| 2018 | 7 | 3 |
| 2019 | 6 | 2 |
| 2020 | 3 | 6 |
| 2021 | 7 | 3 |
| 2022 | 1 | 3 |
| 2023 | 2 | 1 |
| 2024 | 1 | 6 |
| 2025 | 6 | 3 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Chair frame and casual chair16 Jun 2026US 12,653,311 B2Haining Heli Machinery & Technology Co., Ltd.
- Height adjustment mechanism for furniture21 Oct 2025US 12,446,692 B2E.C. Woods, Inc.
- Modular furniture and reclining assemblies26 Aug 2025US 12,396,557 B2The Lovesac Company
- Convertible support assembly19 Aug 2025US 12,390,014 B1
- Powered chairs for public venues, assemblies for use in powered chairs, and components for use in assemblies for use in powered chairs27 May 2025US 12,310,510 B2
- Height adjustable chair25 Jun 2026US 2026/0174237 A1Inter IKEA Systems B.V.
- Reconfigurable chair18 Jun 2026US 2026/0165474 A1
- Modular furniture and reclining assemblies20 Nov 2025US 2025/0351963 A1The Lovesac Company
- Powered chairs for public venues, assemblies for use in powered chairs, and components for use in assemblies for use in powered chairs31 Jul 2025US 2025/0241454 A1Telescopic Seating Systems, LLC
- Folding chair with multiple modes9 Jan 2025US 2025/0009132 A1
Most cited
By later US patents
- Zero-wall clearance linkage mechanism for a lifting recliner43US 8,308,228 B2L&P Property Management Company · 2012
- Multi-position convertible therapeutic chair38US 4,793,655 AKval Marketing Inc. · 1988
- Powered chairs for public venues, assemblies for use in powered chairs, and components for use in assemblies for use in powered chairs30US 9,730,518 B12017
- Multiple positionable chair construction28US 4,919,481 A1990
- Seating furniture with lift mechanism27US 7,455,360 B2L&P Property Management Company · 2008