A47C 7/541
Of adjustable type
Official title: {of adjustable type (adjustable arm-rests of reclining or easy chairs A47C1/03)}
A47C7/541 (Of adjustable type) appears on 151 US grants and 172 published applications in this corpus.
Search patents in A47C- Granted patents
- 151
- Published applications
- 172
- Assignees
- 99
- Inventors
- 296
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 2 | 2 |
| 2017 | 1 | 1 |
| 2018 | 1 | 5 |
| 2019 | 8 | 16 |
| 2020 | 13 | 27 |
| 2021 | 19 | 27 |
| 2022 | 28 | 21 |
| 2023 | 21 | 10 |
| 2024 | 13 | 15 |
| 2025 | 11 | 26 |
| 2026 | 10 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Bath chair6 Oct 2026US 12,751,583 B2
- Functional chair for posture correction and lumbar traction6 Oct 2026US 12,751,885 B2
- Seat back for an office chair14 Jul 2026US 12,677,952 B2Haworth, Inc.
- Chair having an adjustable seat and back12 May 2026US 12,622,525 B1King Saud University
- Adjustable multi-use chair28 Apr 2026US 12,611,037 B2Newtral Furniture Technology Inc.
- Folding chair with enhanced stabilization for the handicapped or disabled25 Jun 2026US 2026/0174241 A1
- Chair with armrests18 Jun 2026US 2026/0165484 A1Anji Mingpai Furniture Co., Ltd.
- Multi-functional and multimodal ergonomic/therapeutic chair and interface system11 Jun 2026US 2026/0157527 A1
- Multi-Position Feeding Chair Device4 Jun 2026US 2026/0150983 A1
- Foldout rocking chair14 May 2026US 2026/0130514 A1Purdue Research Foundation
Most cited
By later US patents
- Adjustable active arm support for keyboard operators100US 5,143,422 A1992
- Chair assembly with upholstery covering86US 8,998,339 B2Steelcase Inc. · 2015
- Vertically adjustable chair arm with rotatable armrest66US 5,749,628 AFixtures Manufacturing Corporation · 1998
- Chair swivel arm rest66US 6,086,156 ANightingale Inc. · 2000
- Adjustable arm-rest for vehicle seat64US 4,307,913 AMilsco Manufacturing Company · 1981