A47B 39/00
School forms
Official title: School forms; Benches or forms combined with desks {(table tops supported by the chair, e.g. arm-rest tables A47C7/68)}
A47B39/00 (School forms) appears on 81 US grants and 80 published applications in this corpus.
Search patents in A47B- Granted patents
- 81
- Published applications
- 80
- Assignees
- 42
- Inventors
- 123
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 6 |
| 2004 | 1 | 2 |
| 2005 | 2 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 5 |
| 2012 | 1 | 3 |
| 2013 | 1 | 3 |
| 2014 | 2 | 2 |
| 2015 | 3 | 2 |
| 2016 | 5 | 9 |
| 2017 | 4 | 11 |
| 2018 | 8 | 4 |
| 2019 | 9 | 6 |
| 2020 | 2 | 4 |
| 2021 | 5 | 4 |
| 2022 | 7 | 4 |
| 2023 | 4 | 5 |
| 2024 | 2 | 3 |
| 2025 | 3 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Work and dine divan19 May 2026US 12,628,945 B2B/E Aerospace, Inc.
- Seat incorporated into desk platform5 Aug 2025US 12,376,674 B1
- Outdoor classroom system and early learning pods8 Jul 2025US 12,349,787 B2Bienenstock Natural Playgrounds, Inc.
- Systems and methods for providing a convertible bench18 Mar 2025US 12,251,023 B2
- Student smart desk and impromptu shielding system6 Aug 2024US 12,053,085 B2
- Folding furniture20 Aug 2026US 2026/0240318 A1
- Systems and methods for providing a convertible bench16 Oct 2025US 2025/0318653 A1
- Modular outdoor classroom desks7 Aug 2025US 2025/0248516 A1Playcore Wisconsin, Inc.
- Work and dine divan19 Jun 2025US 2025/0194792 A1B/E Aerospace, Inc.
- Student smart desk and impromptu shielding system24 Oct 2024US 2024/0349891 A1
Most cited
By later US patents
- Variable posture component system seating device70US 5,542,746 A1996
- Chair having supporting member for the posterior and the shins, respectively, of a chair occupant39US 4,767,159 A1988
- Synergistic body positioning and dynamic support system38US 6,439,657 B12002
- Compact desk with locking enclosure34US 5,547,270 A1996
- Operator-interactive adjustable workstation33US 5,961,179 AHaworth, Inc. · 1999