A47C 5/12
Chairs of special materials: of plastics, with or without reinforcement
Official title: of plastics, with or without reinforcement
A47C5/12 (Chairs of special materials: of plastics, with or without reinforcement) appears on 310 US grants and 311 published applications in this corpus.
Search patents in A47C- Granted patents
- 310
- Published applications
- 311
- Assignees
- 154
- Inventors
- 443
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 6 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 3 |
| 2002 | 1 | 5 |
| 2003 | 4 | 3 |
| 2004 | 4 | 7 |
| 2005 | 6 | 8 |
| 2006 | 6 | 3 |
| 2007 | 3 | 6 |
| 2008 | 4 | 8 |
| 2009 | 4 | 6 |
| 2010 | 3 | 7 |
| 2011 | 4 | 12 |
| 2012 | 7 | 8 |
| 2013 | 3 | 4 |
| 2014 | 5 | 24 |
| 2015 | 22 | 33 |
| 2016 | 21 | 19 |
| 2017 | 13 | 12 |
| 2018 | 11 | 17 |
| 2019 | 16 | 16 |
| 2020 | 16 | 19 |
| 2021 | 19 | 19 |
| 2022 | 8 | 15 |
| 2023 | 21 | 21 |
| 2024 | 15 | 12 |
| 2025 | 14 | 15 |
| 2026 | 5 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Non-slip plastic chair and non-slip detection device therefor21 Jul 2026US 12,685,392 B1Yongkang Beiqin Industry & Trade Co., Ltd
- Book basket2 Jun 2026US 12,642,357 B1Academia Furniture, LLC
- Classroom chair19 May 2026US 12,628,956 B1Academia Furniture, LLC
- Chair with flexible internal support14 Apr 2026US 12,599,237 B2HNI Technologies Inc.
- Seating arrangement24 Mar 2026US 12,582,234 B2Steelcase Inc.
- Triple-layer rain shield cushion27 Aug 2026US 2026/0248290 A1Ohanadepot, Inc.
- Climate controlled bench16 Jul 2026US 2026/0198693 A1Bourne Creations, Inc.
- Seating Apparatus with Hollow Fusion Panel18 Jun 2026US 2026/0165481 A1
- Hybrid structure having suspension quality4 Jun 2026US 2026/0150977 A1Tetro Ltd.
- Recyclable ergonomic seat30 Apr 2026US 2026/0114623 A1MiEN Company
Most cited
By later US patents
- Chair with a seat and an inherently elastically pliable back rest133US 4,856,846 A1989
- Cellular chair construction105US 6,726,285 B2Herman Miller, Inc. · 2004
- Furniture article having panel and integral perimeter frame102US 6,669,301 B1Steelcase Development Corporation · 2003
- Seating structure having flexible support surface94US 7,472,962 B2Herman Miller, Inc. · 2009
- Ergonomically designed chair89US 4,032,190 AFehlbaum & Co. · 1977