A47C 9/00
Stools for specified purposes
A47C9/00 (Stools for specified purposes) appears on 1,348 US grants and 1,144 published applications in this corpus.
Search patents in A47C- Granted patents
- 1,348
- Published applications
- 1,144
- Assignees
- 522
- Inventors
- 2,095
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 5 | 0 |
| 1978 | 9 | 0 |
| 1979 | 4 | 0 |
| 1980 | 11 | 0 |
| 1981 | 5 | 0 |
| 1982 | 10 | 0 |
| 1983 | 8 | 0 |
| 1984 | 8 | 0 |
| 1985 | 11 | 0 |
| 1986 | 13 | 0 |
| 1987 | 19 | 0 |
| 1988 | 18 | 0 |
| 1989 | 9 | 0 |
| 1990 | 19 | 0 |
| 1991 | 11 | 0 |
| 1992 | 14 | 0 |
| 1993 | 14 | 0 |
| 1994 | 12 | 0 |
| 1995 | 18 | 0 |
| 1996 | 25 | 0 |
| 1997 | 22 | 0 |
| 1998 | 34 | 0 |
| 1999 | 39 | 0 |
| 2000 | 30 | 0 |
| 2001 | 16 | 4 |
| 2002 | 21 | 30 |
| 2003 | 31 | 31 |
| 2004 | 31 | 25 |
| 2005 | 17 | 42 |
| 2006 | 29 | 47 |
| 2007 | 28 | 44 |
| 2008 | 34 | 46 |
| 2009 | 24 | 25 |
| 2010 | 18 | 34 |
| 2011 | 24 | 33 |
| 2012 | 20 | 30 |
| 2013 | 21 | 49 |
| 2014 | 33 | 45 |
| 2015 | 40 | 60 |
| 2016 | 48 | 66 |
| 2017 | 57 | 62 |
| 2018 | 56 | 54 |
| 2019 | 75 | 65 |
| 2020 | 53 | 75 |
| 2021 | 67 | 67 |
| 2022 | 60 | 49 |
| 2023 | 72 | 66 |
| 2024 | 36 | 40 |
| 2025 | 41 | 34 |
| 2026 | 23 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System for supporting a surgeon29 Sep 2026US 12,746,097 B2Hellstern Medical GmbH
- Combination tool box and bench4 Aug 2026US 12,697,708 B1
- Foldable device with an automatic spreading positioning function28 Jul 2026US 12,690,688 B2Step2Gold Co., Ltd.
- Breast pumping system7 Jul 2026US 12,673,143 B2Restful Pump, Inc.
- 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
- Chair exercise apparatus17 Sep 2026US 2026/0272179 A1Balanced Body, Inc.
- Multi-rod support device with an enlarged carrying surface6 Aug 2026US 2026/0223994 A1Step2Gold Co., Ltd.
- Walking stick chair6 Aug 2026US 2026/0223995 A1Step2Gold Co., Ltd.
- Tripod support device with an operation synchronizing mechanism6 Aug 2026US 2026/0224035 A1Step2Gold Co., Ltd.
- Collapsible stool30 Jul 2026US 2026/0215591 A1Adventech, LLC
Most cited
By later US patents
- Adjustable game stool assembly198US 5,678,886 AInfanti Chair Manufacturing Corp. · 1997
- Video game accessory chair apparatus191US 6,089,663 ASpang & Company · 2000
- Adjustable game stool assembly182US 5,762,617 AInfanti Chair Manufacturing Corp. · 1998
- Detachable game stool assembly178US 5,232,191 AInfanti Chair Mfg. Corp. · 1993
- Quick release anchoring system for a seat assembly169US 5,542,748 AShelby Williams Industries, Inc. · 1996