A47C 1/03233
By means of a rack-and-pinion or like gearing mechanism
Official title: {by means of a rack-and-pinion or like gearing mechanism}
A47C1/03233 (By means of a rack-and-pinion or like gearing mechanism) appears on 47 US grants and 37 published applications in this corpus.
Search patents in A47C- Granted patents
- 47
- Published applications
- 37
- Assignees
- 17
- Inventors
- 61
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 7 | 1 |
| 2003 | 0 | 3 |
| 2004 | 3 | 5 |
| 2005 | 2 | 4 |
| 2006 | 6 | 1 |
| 2007 | 1 | 2 |
| 2008 | 1 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 3 | 3 |
| 2018 | 1 | 1 |
| 2019 | 3 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 2 |
| 2024 | 1 | 3 |
| 2025 | 0 | 1 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Seating furniture31 Mar 2026US 12,588,763 B2Eb-Invent GmbH
- Seating arrangement6 Jan 2026US 12,514,369 B2Steelcase Inc.
- Seating arrangement6 Jan 2026US 12,514,370 B2Steelcase Inc.
- Adjustable chair and associated systems, methods, devices, and software5 Mar 2024US 11,918,122 B2StröM Ergonomics Corp.
- Seating arrangement21 Feb 2023US 11,583,082 B2Steelcase Inc.
- Chair1 Oct 2026US 2026/0294107 A1Drohbros.Inc
- Seating arrangement2 Apr 2026US 2026/0090644 A1Steelcase Inc.
- Adjustable chair for post-surgical recovery18 Sep 2025US 2025/0288113 A1
- Adjustable chair and associated systems, methods, devices, and software23 May 2024US 2024/0164543 A1StröM Ergonomics Corp.
- Seating arrangement7 Mar 2024US 2024/0074582 A1Steelcase Inc.
Most cited
By later US patents
- Chair with novel seat construction283US 5,871,258 ASteelcase Inc. · 1999
- Lumbar device238US 6,394,546 B1Steelcase Development Corporation · 2002
- Chair including novel back construction227US 5,975,634 ASteelcase Development Corporation · 1999
- Seating unit with novel seat construction171US 6,394,548 B1Steelcase Development Corporation · 2002
- Seating unit with reclineable back and forwardly movable seat145US 6,394,549 B1Steelcase Development Corporation · 2002