A47C 3/0257
Slidingly movable in the base frame
Official title: {slidingly movable in the base frame, e.g. by rollers}
A47C3/0257 (Slidingly movable in the base frame) appears on 66 US grants and 52 published applications in this corpus.
Search patents in A47C- Granted patents
- 66
- Published applications
- 52
- Assignees
- 31
- Inventors
- 107
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 2 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 3 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 3 | 2 |
| 2012 | 2 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 2 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 4 |
| 2019 | 2 | 8 |
| 2020 | 10 | 6 |
| 2021 | 7 | 4 |
| 2022 | 4 | 7 |
| 2023 | 4 | 1 |
| 2024 | 2 | 3 |
| 2025 | 3 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ergonomic motion chair24 Mar 2026US 12,582,232 B2Moovlab Inc.
- Base seat for bed, chair or sofa11 Nov 2025US 12,465,145 B2Ruoey Lung Enterprise Corp.
- Leisure rotary swing chair8 Jul 2025US 12,349,807 B2Yotrio Group Co., Ltd.
- Chair with ergonomic motion features14 Jan 2025US 12,193,578 B2Fellowes, Inc.
- Exercise chair9 Jul 2024US 12,029,327 B2Toyota Jidosha Kabushiki Kaisha
- Ergonomic Motion Chair With Automatic Seat Movement Lock9 Jul 2026US 2026/0191331 A1Moovlab Inc.
- Base seat for bed, chair or sofa12 Jun 2025US 2025/0185808 A1Ruoey Lung Enterprise Corp.
- Chair with ergonomic motion features20 Mar 2025US 2025/0089896 A1Fellowes, Inc.
- Leisure rotary swing chair29 Aug 2024US 2024/0285079 A1Yotrio Group Co., Ltd.
- Ergonomic Motion Chair15 Feb 2024US 2024/0049881 A1
Most cited
By later US patents
- Rocking movable chair113US 4,383,714 ATokico Ltd. · 1983
- Examination chair with lifting and tilting mechanism87US 6,106,065 AReliance Medical Products, Inc. · 2000
- Active dynamic seat80US 5,590,930 A1997
- Seat assembly and method77US 5,460,427 A1995
- Worker support apparatus66US 4,957,302 AEidos Corporation · 1990