A47C 4/28
Folding chairs with flexible coverings for the seat or back elements
A47C4/28 (Folding chairs with flexible coverings for the seat or back elements) appears on 768 US grants and 736 published applications in this corpus.
Search patents in A47C- Granted patents
- 768
- Published applications
- 736
- Assignees
- 273
- Inventors
- 940
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 5 | 0 |
| 1978 | 6 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 9 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 7 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 7 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 6 | 0 |
| 1999 | 14 | 0 |
| 2000 | 6 | 0 |
| 2001 | 19 | 5 |
| 2002 | 27 | 10 |
| 2003 | 21 | 24 |
| 2004 | 24 | 26 |
| 2005 | 17 | 9 |
| 2006 | 18 | 19 |
| 2007 | 11 | 16 |
| 2008 | 14 | 13 |
| 2009 | 8 | 22 |
| 2010 | 18 | 34 |
| 2011 | 13 | 19 |
| 2012 | 17 | 16 |
| 2013 | 10 | 18 |
| 2014 | 23 | 34 |
| 2015 | 27 | 32 |
| 2016 | 19 | 27 |
| 2017 | 22 | 30 |
| 2018 | 33 | 38 |
| 2019 | 42 | 43 |
| 2020 | 47 | 45 |
| 2021 | 32 | 52 |
| 2022 | 49 | 33 |
| 2023 | 41 | 36 |
| 2024 | 38 | 41 |
| 2025 | 36 | 59 |
| 2026 | 34 | 35 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Pivot shaft assembly for a foldable device6 Oct 2026US 12,753,792 B2Step2Gold Co., Ltd.
- Modular seating system29 Sep 2026US 12,745,846 B2
- Deployable chair29 Sep 2026US 12,745,847 B2
- Chair29 Sep 2026US D1,149,416 S1Sunflow, Inc. · Design
- Folding chair15 Sep 2026US 12,733,738 B2Zhejiang Hengfeng Top Leisure Co., Ltd.
- Portable folding ground seat with pivot8 Oct 2026US 2026/0305828 A1
- Collapsible Chair17 Sep 2026US 2026/0272174 A1Exxel Outdoors, LLC
- Multiple Chair Carry System for Folding Chairs17 Sep 2026US 2026/0272175 A1Dv8, LLC
- Folding hammock chair10 Sep 2026US 2026/0262843 A1Dick's Sporting Goods, Inc.
- Foldable rocking chair3 Sep 2026US 2026/0256291 A1Lookout Product Group
Most cited
By later US patents