A47C 9/02
Office stools
Official title: Office stools; Workshop stools
A47C9/02 (Office stools) appears on 363 US grants and 302 published applications in this corpus.
Search patents in A47C- Granted patents
- 363
- Published applications
- 302
- Assignees
- 170
- Inventors
- 602
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 4 | 0 |
| 1983 | 5 | 0 |
| 1984 | 3 | 0 |
| 1985 | 7 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 6 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 7 | 0 |
| 1995 | 7 | 0 |
| 1996 | 10 | 0 |
| 1997 | 6 | 0 |
| 1998 | 8 | 0 |
| 1999 | 14 | 0 |
| 2000 | 8 | 0 |
| 2001 | 2 | 2 |
| 2002 | 2 | 11 |
| 2003 | 10 | 13 |
| 2004 | 11 | 4 |
| 2005 | 5 | 17 |
| 2006 | 12 | 15 |
| 2007 | 6 | 15 |
| 2008 | 10 | 9 |
| 2009 | 6 | 5 |
| 2010 | 3 | 8 |
| 2011 | 6 | 6 |
| 2012 | 6 | 6 |
| 2013 | 5 | 6 |
| 2014 | 1 | 6 |
| 2015 | 6 | 10 |
| 2016 | 6 | 16 |
| 2017 | 17 | 22 |
| 2018 | 10 | 19 |
| 2019 | 24 | 20 |
| 2020 | 16 | 30 |
| 2021 | 26 | 15 |
| 2022 | 20 | 13 |
| 2023 | 10 | 17 |
| 2024 | 8 | 9 |
| 2025 | 8 | 5 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Combination tool box and bench4 Aug 2026US 12,697,708 B1
- Seating furniture and seating furniture system, and method for operating a seating furniture system16 Jun 2026US 12,653,314 B2Mack Rides IP GmbH & Co. KG
- Stool with vertically elongated handle16 Jun 2026US 12,653,359 B2
- Seat arrangement for a means of transport28 Apr 2026US 12,611,969 B2Grammer AG
- Portable stool2 Dec 2025US 12,484,698 B1
- Double-state working kneeling chair11 Jun 2026US 2026/0157526 A1
- Ergonomic Sit-stand Chair23 Apr 2026US 2026/0108071 A1Shenzhen Microtouch Ergonomic Technologies Inc.
- Tool Stool5 Mar 2026US 2026/0060433 A1Qingdao Runbell Industrial Co., Ltd.
- Stools, chairs, and methods using the same16 Oct 2025US 2025/0318644 A1InkBed, Inc.
- Height adjustable stool seat7 Aug 2025US 2025/0248523 A1Cooler Master Technology Inc.
Most cited
By later US patents
- Adjustable game stool assembly198US 5,678,886 AInfanti Chair Manufacturing Corp. · 1997
- Adjustable game stool assembly182US 5,762,617 AInfanti Chair Manufacturing Corp. · 1998
- Quick release anchoring system for a seat assembly169US 5,542,748 AShelby Williams Industries, Inc. · 1996
- Adjustable game stool assembly165US 5,522,641 AInfanti Chair Mfg. Corp. · 1996
- Adjustable length support base for a seat assembly164US 5,409,296 AShelby Williams Industries, Inc. · 1995