A47C 4/10
With legs pivotably connected to seat or underframe
Official title: with legs pivotably connected to seat or underframe
A47C4/10 (With legs pivotably connected to seat or underframe) appears on 167 US grants and 118 published applications in this corpus.
Search patents in A47C- Granted patents
- 167
- Published applications
- 118
- Assignees
- 76
- Inventors
- 241
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 4 | 3 |
| 2003 | 5 | 4 |
| 2004 | 4 | 7 |
| 2005 | 4 | 2 |
| 2006 | 2 | 2 |
| 2007 | 2 | 1 |
| 2008 | 3 | 3 |
| 2009 | 0 | 3 |
| 2010 | 4 | 4 |
| 2011 | 1 | 0 |
| 2012 | 3 | 2 |
| 2013 | 2 | 2 |
| 2014 | 6 | 6 |
| 2015 | 5 | 3 |
| 2016 | 3 | 6 |
| 2017 | 3 | 6 |
| 2018 | 6 | 5 |
| 2019 | 7 | 7 |
| 2020 | 11 | 9 |
| 2021 | 5 | 6 |
| 2022 | 10 | 7 |
| 2023 | 4 | 10 |
| 2024 | 9 | 9 |
| 2025 | 9 | 7 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Customizable foldable chair29 Sep 2026US 12,745,845 B2Letsgetout Inc.
- Backpack frame convertible to folding chair19 May 2026US 12,628,953 B2
- Convertible platform for supporting a user17 Mar 2026US 12,575,680 B2The ERGO Baby Carrier, Inc.
- Foldable locking step stool23 Sep 2025US 12,419,421 B2Jool Products LLC
- Folding crutch chair with a compact support device9 Sep 2025US 12,408,739 B2Step2Gold Co., Ltd.
Most cited
By later US patents
- Nested, independently deployable bench and table apparatus and method79US 6,109,687 ALifetime Products, Inc. · 2000
- Foldable stool67US 4,383,488 ADial Industries · 1983
- Stackable folding chair61US 5,738,408 A1998
- Collapsible table having nested seat members56US 6,443,521 B1Lifetime Products, Inc. · 2002
- Foldable and portable lounge chair having an integrated lockable storage compartment53US 9,307,840 B22016